Triggered by Gerrit: https://git.opendaylight.org/gerrit/c/bgpcep/+/115593
Running as SYSTEM
[EnvInject] - Loading node environment variables.
Building remotely on prd-ubuntu2204-docker-8c-8g-38549 (ubuntu2204-docker-8c-8g) in workspace /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21
[ssh-agent] Looking for ssh-agent implementation...
[ssh-agent]   Exec ssh-agent (binary ssh-agent on a remote machine)
$ ssh-agent
SSH_AUTH_SOCK=/tmp/ssh-XXXXXX8xu77D/agent.1641
SSH_AGENT_PID=1643
[ssh-agent] Started.
Running ssh-add (command line suppressed)
Identity added: /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21@tmp/private_key_12802636142830016264.key (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21@tmp/private_key_12802636142830016264.key)
[ssh-agent] Using credentials jenkins (jenkins-ssh)
The recommended git tool is: NONE
using credential jenkins-ssh
Wiping out workspace first.
Cloning the remote Git repository
Cloning repository git://devvexx.opendaylight.org/mirror/bgpcep
 > git init /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21 # timeout=10
Fetching upstream changes from git://devvexx.opendaylight.org/mirror/bgpcep
 > git --version # timeout=10
 > git --version # 'git version 2.34.1'
using GIT_SSH to set credentials jenkins-ssh
Verifying host key using known hosts file
You're using 'Known hosts file' strategy to verify ssh host keys, but your known_hosts file does not exist, please go to 'Manage Jenkins' -> 'Security' -> 'Git Host Key Verification Configuration' and configure host key verification.
 > git fetch --tags --force --progress -- git://devvexx.opendaylight.org/mirror/bgpcep +refs/heads/*:refs/remotes/origin/* # timeout=10
 > git config remote.origin.url git://devvexx.opendaylight.org/mirror/bgpcep # timeout=10
 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
 > git config remote.origin.url git://devvexx.opendaylight.org/mirror/bgpcep # timeout=10
Fetching upstream changes from git://devvexx.opendaylight.org/mirror/bgpcep
using GIT_SSH to set credentials jenkins-ssh
Verifying host key using known hosts file
You're using 'Known hosts file' strategy to verify ssh host keys, but your known_hosts file does not exist, please go to 'Manage Jenkins' -> 'Security' -> 'Git Host Key Verification Configuration' and configure host key verification.
 > git fetch --tags --force --progress -- git://devvexx.opendaylight.org/mirror/bgpcep refs/changes/93/115593/3 # timeout=10
 > git rev-parse 62a3431f9a0cfa930ec78e53096aff2de6b7b647^{commit} # timeout=10
JENKINS-19022: warning: possible memory leak due to Git plugin usage; see: https://plugins.jenkins.io/git/#remove-git-plugin-buildsbybranch-builddata-script
Checking out Revision 62a3431f9a0cfa930ec78e53096aff2de6b7b647 (refs/changes/93/115593/3)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 62a3431f9a0cfa930ec78e53096aff2de6b7b647 # timeout=10
Commit message: "Suppress maven warning in PCEP"
 > git rev-parse FETCH_HEAD^{commit} # timeout=10
 > git rev-list --no-walk 95c79d91cbdb83b824bf649286af0c8b5035cbb6 # timeout=10
provisioning config files...
copy managed file [npmrc] to file:/home/jenkins/.npmrc
copy managed file [pipconf] to file:/home/jenkins/.config/pip/pip.conf
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/bash /tmp/jenkins5078934230535415688.sh
---> python-tools-install.sh
Setup pyenv:
* system (set by /opt/pyenv/version)
* 3.8.20 (set by /opt/pyenv/version)
* 3.9.20 (set by /opt/pyenv/version)
* 3.10.15 (set by /opt/pyenv/version)
* 3.11.10 (set by /opt/pyenv/version)
lf-activate-venv(): INFO: Creating python3 venv at /tmp/venv-BICZ
lf-activate-venv(): INFO: Save venv in file: /tmp/.os_lf_venv
lf-activate-venv(): INFO: Installing: lftools 
lf-activate-venv(): INFO: Adding /tmp/venv-BICZ/bin to PATH
Generating Requirements File
Python 3.11.10
pip 25.1.1 from /tmp/venv-BICZ/lib/python3.11/site-packages/pip (python 3.11)
appdirs==1.4.4
argcomplete==3.6.2
aspy.yaml==1.3.0
attrs==25.3.0
autopage==0.5.2
beautifulsoup4==4.13.4
boto3==1.38.46
botocore==1.38.46
bs4==0.0.2
cachetools==5.5.2
certifi==2025.6.15
cffi==1.17.1
cfgv==3.4.0
chardet==5.2.0
charset-normalizer==3.4.2
click==8.2.1
cliff==4.10.0
cmd2==2.6.2
cryptography==3.3.2
debtcollector==3.0.0
decorator==5.2.1
defusedxml==0.7.1
Deprecated==1.2.18
distlib==0.3.9
dnspython==2.7.0
docker==7.1.0
dogpile.cache==1.4.0
durationpy==0.10
email_validator==2.2.0
filelock==3.18.0
future==1.0.0
gitdb==4.0.12
GitPython==3.1.44
google-auth==2.40.3
httplib2==0.22.0
identify==2.6.12
idna==3.10
importlib-resources==1.5.0
iso8601==2.1.0
Jinja2==3.1.6
jmespath==1.0.1
jsonpatch==1.33
jsonpointer==3.0.0
jsonschema==4.24.0
jsonschema-specifications==2025.4.1
keystoneauth1==5.11.1
kubernetes==33.1.0
lftools==0.37.13
lxml==6.0.0
MarkupSafe==3.0.2
msgpack==1.1.1
multi_key_dict==2.0.3
munch==4.0.0
netaddr==1.3.0
niet==1.4.2
nodeenv==1.9.1
oauth2client==4.1.3
oauthlib==3.3.1
openstacksdk==4.6.0
os-client-config==2.1.0
os-service-types==1.7.0
osc-lib==4.0.2
oslo.config==9.8.0
oslo.context==6.0.0
oslo.i18n==6.5.1
oslo.log==7.1.0
oslo.serialization==5.7.0
oslo.utils==9.0.0
packaging==25.0
pbr==6.1.1
platformdirs==4.3.8
prettytable==3.16.0
psutil==7.0.0
pyasn1==0.6.1
pyasn1_modules==0.4.2
pycparser==2.22
pygerrit2==2.0.15
PyGithub==2.6.1
PyJWT==2.10.1
PyNaCl==1.5.0
pyparsing==2.4.7
pyperclip==1.9.0
pyrsistent==0.20.0
python-cinderclient==9.7.0
python-dateutil==2.9.0.post0
python-heatclient==4.2.0
python-jenkins==1.8.2
python-keystoneclient==5.6.0
python-magnumclient==4.8.1
python-openstackclient==8.1.0
python-swiftclient==4.8.0
PyYAML==6.0.2
referencing==0.36.2
requests==2.32.4
requests-oauthlib==2.0.0
requestsexceptions==1.4.0
rfc3986==2.0.0
rpds-py==0.25.1
rsa==4.9.1
ruamel.yaml==0.18.14
ruamel.yaml.clib==0.2.12
s3transfer==0.13.0
simplejson==3.20.1
six==1.17.0
smmap==5.0.2
soupsieve==2.7
stevedore==5.4.1
tabulate==0.9.0
toml==0.10.2
tomlkit==0.13.3
tqdm==4.67.1
typing_extensions==4.14.0
tzdata==2025.2
urllib3==1.26.20
virtualenv==20.31.2
wcwidth==0.2.13
websocket-client==1.8.0
wrapt==1.17.2
xdg==6.0.0
xmltodict==0.14.2
yq==3.4.3
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/sh -xe /tmp/jenkins9720753747672096829.sh
+ mkdir -p /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/target/classes /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/jacoco/classes
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/sh -xe /tmp/jenkins7878126067466286545.sh
+ echo quiet=on
Unpacking https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.6/apache-maven-3.9.6-bin.zip to /w/tools/hudson.tasks.Maven_MavenInstallation/mvn39 on prd-ubuntu2204-docker-8c-8g-38549
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /w/tools/hudson.tasks.Maven_MavenInstallation/mvn39/bin/mvn -DGERRIT_BRANCH=master -DGERRIT_PATCHSET_REVISION=62a3431f9a0cfa930ec78e53096aff2de6b7b647 -DGERRIT_HOST=git.opendaylight.org -DMVN=/w/tools/hudson.tasks.Maven_MavenInstallation/mvn39/bin/mvn -DGERRIT_CHANGE_OWNER_EMAIL=olivier.dugeon@orange.com "-DGERRIT_EVENT_ACCOUNT_NAME=Olivier Dugeon" -DGERRIT_CHANGE_URL=https://git.opendaylight.org/gerrit/c/bgpcep/+/115593 -DGERRIT_PATCHSET_UPLOADER_EMAIL=olivier.dugeon@orange.com "-DARCHIVE_ARTIFACTS=**/*.log **/hs_err_*.log **/target/**/feature.xml **/target/failsafe-reports/failsafe-summary.xml **/target/surefire-reports/*-output.txt
" -DGERRIT_EVENT_TYPE=patchset-created -DGERRIT_PROJECT=bgpcep -DMAVEN_OPTS= -DGERRIT_CHANGE_NUMBER=115593 -DGERRIT_SCHEME=ssh '-DGERRIT_PATCHSET_UPLOADER=\"Olivier Dugeon\" <olivier.dugeon@orange.com>' -DGERRIT_PORT=29418 -DGERRIT_CHANGE_PRIVATE_STATE=false -DGERRIT_REFSPEC=refs/changes/93/115593/3 "-DGERRIT_PATCHSET_UPLOADER_NAME=Olivier Dugeon" '-DGERRIT_CHANGE_OWNER=\"Olivier Dugeon\" <olivier.dugeon@orange.com>' -DPROJECT=bgpcep -DGERRIT_CHANGE_COMMIT_MESSAGE=U3VwcHJlc3MgbWF2ZW4gd2FybmluZyBpbiBQQ0VQCgpUaGlzIHBhdGNoIHJlbW92ZSBtYXZlbiB3YXJuaW5ncywgaW4gcGFydGljdWxhcjoKCiAtIEZhbGx0aHJvdWdoIHdoaWNoIGFyZSB1c2VkIGluIHZhcmlvdXMgUENFUCBwYXJzZXIuIEl0IHNlZW1zCiAgIHRoYXQgdGhlIGZhbGx0aHJvdWdoIGNvbW1lbnQgaXMgbm8gbW9yZSBzdWZmaWNpZW50LgogLSBDYXN0IG9mIHNob3J0IHRvIGludAoKU2lnbmVkLW9mZi1ieTogT2xpdmllciBEdWdlb24gPG9saXZpZXIuZHVnZW9uQG9yYW5nZS5jb20+CkNoYW5nZS1JZDogSTNkZjJiODVkZWQ2Y2JlNTZkYWY5ZTk5YzYzYjU3MTY1MTlmNjkzNzIK -DGERRIT_NAME=OpenDaylight -DGERRIT_TOPIC=pcep-deprecated "-DGERRIT_CHANGE_SUBJECT=Suppress maven warning in PCEP" -DSTREAM=master '-DGERRIT_EVENT_ACCOUNT=\"Olivier Dugeon\" <olivier.dugeon@orange.com>' -Dsha1=origin/master -DGERRIT_CHANGE_WIP_STATE=false -DGERRIT_CHANGE_ID=I3df2b85ded6cbe56daf9e99c63b5716519f69372 -DGERRIT_EVENT_HASH=441546737 -DGERRIT_VERSION=3.7.2 -DM2_HOME=/w/tools/hudson.tasks.Maven_MavenInstallation/mvn39 -DGERRIT_EVENT_ACCOUNT_EMAIL=olivier.dugeon@orange.com -DGERRIT_PATCHSET_NUMBER=3 "-DMAVEN_PARAMS=-Dstream=$STREAM -Dmaven.source.skip=true" "-DGERRIT_CHANGE_OWNER_NAME=Olivier Dugeon" --version
Apache Maven 3.9.6 (bc0240f3c744dd6b6ec2920b3cd08dcc295161ae)
Maven home: /w/tools/hudson.tasks.Maven_MavenInstallation/mvn39
Java version: 21.0.5, vendor: Ubuntu, runtime: /usr/lib/jvm/java-21-openjdk-amd64
Default locale: en, platform encoding: UTF-8
OS name: "linux", version: "5.15.0-131-generic", arch: "amd64", family: "unix"
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/sh -xe /tmp/jenkins12897515209118790778.sh
+ rm /home/jenkins/.wgetrc
[EnvInject] - Injecting environment variables from a build step.
[EnvInject] - Injecting as environment variables the properties content 
SET_JDK_VERSION=openjdk21
GIT_URL="git://devvexx.opendaylight.org/mirror"

[EnvInject] - Variables injected successfully.
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/sh /tmp/jenkins18057606685221672642.sh
---> update-java-alternatives.sh
---> Updating Java version
---> Ubuntu/Debian system detected
update-alternatives: using /usr/lib/jvm/java-21-openjdk-amd64/bin/java to provide /usr/bin/java (java) in manual mode
update-alternatives: using /usr/lib/jvm/java-21-openjdk-amd64/bin/javac to provide /usr/bin/javac (javac) in manual mode
update-alternatives: using /usr/lib/jvm/java-21-openjdk-amd64 to provide /usr/lib/jvm/java-openjdk (java_sdk_openjdk) in manual mode
openjdk version "21.0.5" 2024-10-15
OpenJDK Runtime Environment (build 21.0.5+11-Ubuntu-1ubuntu122.04)
OpenJDK 64-Bit Server VM (build 21.0.5+11-Ubuntu-1ubuntu122.04, mixed mode, sharing)
JAVA_HOME=/usr/lib/jvm/java-21-openjdk-amd64
[EnvInject] - Injecting environment variables from a build step.
[EnvInject] - Injecting as environment variables the properties file path '/tmp/java.env'
[EnvInject] - Variables injected successfully.
provisioning config files...
copy managed file [global-settings] to file:/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21@tmp/config17401849463305690402tmp
copy managed file [bgpcep-settings] to file:/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21@tmp/config15538229898111899117tmp
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/sh -xe /tmp/jenkins5819596370155440729.sh
[EnvInject] - Injecting environment variables from a build step.
[EnvInject] - Injecting as environment variables the properties content 
MAVEN_GOALS=clean deploy

[EnvInject] - Variables injected successfully.
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/bash -l /tmp/jenkins6170965712009214769.sh
---> common-variables.sh
--show-version --batch-mode -Djenkins -Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn -Dmaven.repo.local=/tmp/r -Dorg.ops4j.pax.url.mvn.localRepository=/tmp/r
---> maven-build.sh
+ set +u
+ export MAVEN_OPTS
+ /w/tools/hudson.tasks.Maven_MavenInstallation/mvn39/bin/mvn clean deploy -e --global-settings /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21@tmp/config17401849463305690402tmp --settings /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21@tmp/config15538229898111899117tmp -DaltDeploymentRepository=staging::default::file:/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/m2repo --show-version --batch-mode -Djenkins -Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn -Dmaven.repo.local=/tmp/r -Dorg.ops4j.pax.url.mvn.localRepository=/tmp/r -Dstream=master -Dmaven.source.skip=true
Apache Maven 3.9.6 (bc0240f3c744dd6b6ec2920b3cd08dcc295161ae)
Maven home: /w/tools/hudson.tasks.Maven_MavenInstallation/mvn39
Java version: 21.0.5, vendor: Ubuntu, runtime: /usr/lib/jvm/java-21-openjdk-amd64
Default locale: en, platform encoding: UTF-8
OS name: "linux", version: "5.15.0-131-generic", arch: "amd64", family: "unix"
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[ERROR] [ERROR] Some problems were encountered while processing the POMs:
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
 @ 
[ERROR] The build could not read 68 projects -> [Help 1]
org.apache.maven.project.ProjectBuildingException: Some problems were encountered while processing the POMs:
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 21, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unknown packaging: feature @ line 22, column 16
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 
[ERROR] Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26 @ 

    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:389)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:features-bgpcep:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/features-bgpcep/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:780)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:features-bgpcep-testing:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/features-bgpcep-testing/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-algo-api:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-algo-api/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-algo:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-algo/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-benchmark:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-benchmark/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-cli:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-cli/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-config-example:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-config-example/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-dependencies:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-dependencies/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 22, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-evpn:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-evpn/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-extensions-api:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-extensions-api/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-flowspec:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-flowspec/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-inet:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-inet/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-l3vpn:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-l3vpn/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-labeled-unicast:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-labeled-unicast/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-linkstate:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-linkstate/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-mvpn:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-mvpn/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-openconfig:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-openconfig/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-openconfig-rp-impl:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-openconfig-rp-impl/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-openconfig-rp-spi:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-openconfig-rp-spi/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-openconfig-rp-statement:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-openconfig-rp-statement/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-openconfig-state:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-openconfig-state/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-parser-api:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-parser-api/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-parser:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-parser/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-path-selection-mode:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-path-selection-mode/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-rib-api:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-rib-api/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-rib-impl:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-rib-impl/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-route-target:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-route-target/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bgp-topology:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bgp-topology/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bmp-api:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bmp-api/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bmp-config-example:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bmp-config-example/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bmp-config-loader:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bmp-config-loader/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-bmp:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-bmp/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-concepts:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-concepts/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 22, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-config-loader-impl:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-config-loader-impl/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 22, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-config-loader-spi:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-config-loader-spi/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 22, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-data-change-counter:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-data-change-counter/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-extras-dependencies:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-extras-dependencies/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-graph-api:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-graph-api/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-graph:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-graph/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-api:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-api/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-auto-bandwidth:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-auto-bandwidth/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-base-parser:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-base-parser/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 22, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-cli:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-cli/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-config-example:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-config-example/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-impl:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-impl/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-p2mp-te-lsp:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-p2mp-te-lsp/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-segment-routing:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-segment-routing/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-server:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-server/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-server-provider:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-server-provider/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-stateful:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-stateful/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-topology:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-topology/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-topology-provider:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-topology-provider/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-pcep-tunnel-provider:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-pcep-tunnel-provider/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-programming-api:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-programming-api/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-programming-impl:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-programming-impl/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-protocols-config-loader:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-protocols-config-loader/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-routing-policy-config-loader:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-routing-policy-config-loader/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 22, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-rsvp-api:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-rsvp-api/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-rsvp:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-rsvp/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-topology-api:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-topology-api/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 22, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-topology-config-loader:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-topology-config-loader/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 21, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-topology-segment-routing:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-topology-segment-routing/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 22, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:odl-bgpcep-topology-tunnel-api:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/features/odl-bgpcep-topology-tunnel-api/pom.xml) has 2 errors
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]     Unknown packaging: feature @ line 22, column 16
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:single-feature-parent:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/single-feature-parent/pom.xml) has 1 error
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:feature-repo-parent:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/feature-repo-parent/pom.xml) has 1 error
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR]   
[ERROR]   The project org.opendaylight.bgpcep:bgpcep-karaf:0.23.0-SNAPSHOT (/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/distribution-karaf/pom.xml) has 1 error
[ERROR]     Unresolveable build extension: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502) -> [Help 2]
org.apache.maven.plugin.PluginManagerException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:769)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.karaf.tooling:karaf-maven-plugin:4.4.7 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:221)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.collection.DependencyCollectionException: Failed to collect dependencies at org.apache.karaf.tooling:karaf-maven-plugin:jar:4.4.7 -> org.apache.xbean:xbean-finder-shaded:jar:4.26 -> org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:260)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.xbean:xbean-asm9-shaded:jar:4.26
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:245)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: The following artifacts could not be resolved: org.apache.xbean:xbean-asm9-shaded:pom:4.26 (absent): Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:473)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.xbean:xbean-asm9-shaded:pom:4.26 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:44)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:417)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
Caused by: org.apache.http.client.HttpResponseException: status code: 502, reason phrase: Bad Gateway (502)
    at org.eclipse.aether.transport.http.HttpTransporter.handleStatus (HttpTransporter.java:619)
    at org.eclipse.aether.transport.http.HttpTransporter.execute (HttpTransporter.java:488)
    at org.eclipse.aether.transport.http.HttpTransporter.implGet (HttpTransporter.java:435)
    at org.eclipse.aether.spi.connector.transport.AbstractTransporter.get (AbstractTransporter.java:64)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:482)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:414)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:260)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:537)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:449)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:261)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:243)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom (DefaultArtifactDescriptorReader.java:234)
    at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor (DefaultArtifactDescriptorReader.java:175)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.resolveCachedArtifactDescriptor (DfDependencyCollector.java:382)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.getArtifactDescriptorResult (DfDependencyCollector.java:368)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:218)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doRecurse (DfDependencyCollector.java:343)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:277)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.processDependency (DfDependencyCollector.java:156)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.process (DfDependencyCollector.java:138)
    at org.eclipse.aether.internal.impl.collect.df.DfDependencyCollector.doCollectDependencies (DfDependencyCollector.java:108)
    at org.eclipse.aether.internal.impl.collect.DependencyCollectorDelegate.collectDependencies (DependencyCollectorDelegate.java:222)
    at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies (DefaultDependencyCollector.java:87)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies (DefaultRepositorySystem.java:306)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolveInternal (DefaultPluginDependenciesResolver.java:212)
    at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve (DefaultPluginDependenciesResolver.java:165)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.resolveExtensionArtifacts (DefaultMavenPluginManager.java:829)
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.setupExtensionsRealm (DefaultMavenPluginManager.java:775)
    at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm (DefaultProjectBuildingHelper.java:177)
    at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled (DefaultModelBuildingListener.java:92)
    at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire (ModelBuildingEventCatapult.java:40)
    at org.apache.maven.model.building.DefaultModelBuilder.fireEvent (DefaultModelBuilder.java:1269)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:474)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:455)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:612)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:630)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:375)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:349)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:340)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:76)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:448)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:197)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
    at jdk.internal.reflect.DirectMethodHandleAccessor.invoke (DirectMethodHandleAccessor.java:103)
    at java.lang.reflect.Method.invoke (Method.java:580)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:348)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException
[ERROR] [Help 2] http://cwiki.apache.org/confluence/display/MAVEN/PluginManagerException
Build step 'Execute shell' marked build as failure
$ ssh-agent -k
unset SSH_AUTH_SOCK;
unset SSH_AGENT_PID;
echo Agent pid 1643 killed;
[ssh-agent] Stopped.
[PostBuildScript] - [INFO] Executing post build scripts.
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/bash /tmp/jenkins17956839426487742706.sh
---> sysstat.sh
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/bash /tmp/jenkins3657267847702318841.sh
---> package-listing.sh
++ facter osfamily
++ tr '[:upper:]' '[:lower:]'
+ OS_FAMILY=debian
+ workspace=/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21
+ START_PACKAGES=/tmp/packages_start.txt
+ END_PACKAGES=/tmp/packages_end.txt
+ DIFF_PACKAGES=/tmp/packages_diff.txt
+ PACKAGES=/tmp/packages_start.txt
+ '[' /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21 ']'
+ PACKAGES=/tmp/packages_end.txt
+ case "${OS_FAMILY}" in
+ dpkg -l
+ grep '^ii'
+ '[' -f /tmp/packages_start.txt ']'
+ '[' -f /tmp/packages_end.txt ']'
+ diff /tmp/packages_start.txt /tmp/packages_end.txt
+ '[' /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21 ']'
+ mkdir -p /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/archives/
+ cp -f /tmp/packages_diff.txt /tmp/packages_end.txt /tmp/packages_start.txt /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/archives/
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/bash /tmp/jenkins6167769895827704651.sh
---> capture-instance-metadata.sh
Setup pyenv:
  system
  3.8.20
  3.9.20
  3.10.15
* 3.11.10 (set by /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/.python-version)
lf-activate-venv(): INFO: Reuse venv:/tmp/venv-BICZ from file:/tmp/.os_lf_venv
lf-activate-venv(): INFO: Installing: lftools 
lf-activate-venv(): INFO: Adding /tmp/venv-BICZ/bin to PATH
INFO: Running in OpenStack, capturing instance metadata
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/bash /tmp/jenkins14246629435751840214.sh
provisioning config files...
Could not find credentials [logs] for bgpcep-maven-verify-master-mvn39-openjdk21 #291
copy managed file [jenkins-log-archives-settings] to file:/w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21@tmp/config15095551608526222139tmp
Regular expression run condition: Expression=[^.*logs-s3.*], Label=[odl-logs-s3-cloudfront-index]
Run condition [Regular expression match] enabling perform for step [Provide Configuration files]
provisioning config files...
copy managed file [jenkins-s3-log-ship] to file:/home/jenkins/.aws/credentials
[EnvInject] - Injecting environment variables from a build step.
[EnvInject] - Injecting as environment variables the properties content 
SERVER_ID=logs

[EnvInject] - Variables injected successfully.
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/bash /tmp/jenkins7432735866518014979.sh
---> create-netrc.sh
WARN: Log server credential not found.
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/bash /tmp/jenkins659658453019659375.sh
---> python-tools-install.sh
Setup pyenv:
  system
  3.8.20
  3.9.20
  3.10.15
* 3.11.10 (set by /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/.python-version)
lf-activate-venv(): INFO: Reuse venv:/tmp/venv-BICZ from file:/tmp/.os_lf_venv
lf-activate-venv(): INFO: Installing: lftools 
lf-activate-venv(): INFO: Adding /tmp/venv-BICZ/bin to PATH
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/bash /tmp/jenkins6536593515996957798.sh
---> sudo-logs.sh
Archiving 'sudo' log..
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/bash /tmp/jenkins6313344294848102974.sh
---> job-cost.sh
Setup pyenv:
  system
  3.8.20
  3.9.20
  3.10.15
* 3.11.10 (set by /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/.python-version)
lf-activate-venv(): INFO: Reuse venv:/tmp/venv-BICZ from file:/tmp/.os_lf_venv
lf-activate-venv(): INFO: Installing: zipp==1.1.0 python-openstackclient urllib3~=1.26.15 
lf-activate-venv(): INFO: Adding /tmp/venv-BICZ/bin to PATH
INFO: No Stack...
INFO: Retrieving Pricing Info for: v3-standard-8
INFO: Archiving Costs
[bgpcep-maven-verify-master-mvn39-openjdk21] $ /bin/bash -l /tmp/jenkins18067940582658889976.sh
---> logs-deploy.sh
Setup pyenv:
  system
  3.8.20
  3.9.20
  3.10.15
* 3.11.10 (set by /w/workspace/bgpcep-maven-verify-master-mvn39-openjdk21/.python-version)
lf-activate-venv(): INFO: Reuse venv:/tmp/venv-BICZ from file:/tmp/.os_lf_venv
lf-activate-venv(): INFO: Installing: lftools 
lf-activate-venv(): INFO: Adding /tmp/venv-BICZ/bin to PATH
WARNING: Nexus logging server not set
INFO: S3 path logs/releng/vex-yul-odl-jenkins-1/bgpcep-maven-verify-master-mvn39-openjdk21/291/
INFO: archiving logs to S3
---> uname -a:
Linux prd-ubuntu2204-docker-8c-8g-38549 5.15.0-131-generic #141-Ubuntu SMP Fri Jan 10 21:18:28 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux


---> lscpu:
Architecture:                         x86_64
CPU op-mode(s):                       32-bit, 64-bit
Address sizes:                        40 bits physical, 48 bits virtual
Byte Order:                           Little Endian
CPU(s):                               8
On-line CPU(s) list:                  0-7
Vendor ID:                            AuthenticAMD
Model name:                           AMD EPYC-Rome Processor
CPU family:                           23
Model:                                49
Thread(s) per core:                   1
Core(s) per socket:                   1
Socket(s):                            8
Stepping:                             0
BogoMIPS:                             5600.00
Flags:                                fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities
Virtualization:                       AMD-V
Hypervisor vendor:                    KVM
Virtualization type:                  full
L1d cache:                            256 KiB (8 instances)
L1i cache:                            256 KiB (8 instances)
L2 cache:                             4 MiB (8 instances)
L3 cache:                             128 MiB (8 instances)
NUMA node(s):                         1
NUMA node0 CPU(s):                    0-7
Vulnerability Gather data sampling:   Not affected
Vulnerability Itlb multihit:          Not affected
Vulnerability L1tf:                   Not affected
Vulnerability Mds:                    Not affected
Vulnerability Meltdown:               Not affected
Vulnerability Mmio stale data:        Not affected
Vulnerability Reg file data sampling: Not affected
Vulnerability Retbleed:               Mitigation; untrained return thunk; SMT disabled
Vulnerability Spec rstack overflow:   Mitigation; SMT disabled
Vulnerability Spec store bypass:      Mitigation; Speculative Store Bypass disabled via prctl and seccomp
Vulnerability Spectre v1:             Mitigation; usercopy/swapgs barriers and __user pointer sanitization
Vulnerability Spectre v2:             Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected
Vulnerability Srbds:                  Not affected
Vulnerability Tsx async abort:        Not affected


---> nproc:
8


---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
tmpfs           3.2G  1.1M  3.2G   1% /run
/dev/vda1       155G  8.3G  147G   6% /
tmpfs            16G     0   16G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
/dev/vda15      105M  6.1M   99M   6% /boot/efi
tmpfs           3.2G  4.0K  3.2G   1% /run/user/1001


---> free -m:
               total        used        free      shared  buff/cache   available
Mem:           32092         693       28935           4        2462       30960
Swap:           1023           0        1023


---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1458 qdisc mq state UP group default qlen 1000
    link/ether fa:16:3e:55:aa:60 brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    inet 10.30.171.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3
       valid_lft 86229sec preferred_lft 86229sec
    inet6 fe80::f816:3eff:fe55:aa60/64 scope link 
       valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1458 qdisc noqueue state DOWN group default 
    link/ether 02:42:22:e8:c1:b2 brd ff:ff:ff:ff:ff:ff
    inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0
       valid_lft forever preferred_lft forever


---> sar -b -r -n DEV:
Linux 5.15.0-131-generic (prd-ubuntu2204-docker-8c-8g-38549) 	06/30/25 	_x86_64_	(8 CPU)

16:34:37     LINUX RESTART	(8 CPU)


---> sar -P ALL:
Linux 5.15.0-131-generic (prd-ubuntu2204-docker-8c-8g-38549) 	06/30/25 	_x86_64_	(8 CPU)

16:34:37     LINUX RESTART	(8 CPU)