Started by timer
Running as SYSTEM
[EnvInject] - Loading node environment variables.
Building remotely on prd-ubuntu2204-builder-4c-4g-36866 (ubuntu2204-builder-4c-4g) in workspace /w/workspace/netconf-maven-merge-7.0.x
[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-XXXXXXRoGGmR/agent.1568
SSH_AGENT_PID=1570
[ssh-agent] Started.
Running ssh-add (command line suppressed)
Identity added: /w/workspace/netconf-maven-merge-7.0.x@tmp/private_key_10975380647038173708.key (/w/workspace/netconf-maven-merge-7.0.x@tmp/private_key_10975380647038173708.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/netconf
 > git init /w/workspace/netconf-maven-merge-7.0.x # timeout=10
Fetching upstream changes from git://devvexx.opendaylight.org/mirror/netconf
 > 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/netconf +refs/heads/*:refs/remotes/origin/* # timeout=10
 > git config remote.origin.url git://devvexx.opendaylight.org/mirror/netconf # timeout=10
 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
Avoid second fetch
 > git rev-parse refs/remotes/origin/7.0.x^{commit} # timeout=10
Checking out Revision cc4e43603cabf48c2fdd0d3b516407aa257b7854 (refs/remotes/origin/7.0.x)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f cc4e43603cabf48c2fdd0d3b516407aa257b7854 # timeout=10
Commit message: "Fix: Ignore Gerrit admin URL links"
 > git rev-list --no-walk cc4e43603cabf48c2fdd0d3b516407aa257b7854 # 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
[netconf-maven-merge-7.0.x] $ /bin/bash /tmp/jenkins3015793558839204070.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-hlip
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-hlip/bin to PATH
Generating Requirements File
Python 3.11.10
pip 25.1.1 from /tmp/venv-hlip/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==1.38.43
botocore==1.38.43
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==2.6.1
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==5.4.0
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
[netconf-maven-merge-7.0.x] $ /bin/sh -xe /tmp/jenkins1170321010852770747.sh
+ mkdir -p /w/workspace/netconf-maven-merge-7.0.x/target/classes /w/workspace/netconf-maven-merge-7.0.x/jacoco/classes
[netconf-maven-merge-7.0.x] $ /bin/sh -xe /tmp/jenkins17704691153680705788.sh
+ echo quiet=on
Unpacking https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.3/apache-maven-3.8.3-bin.zip to /w/tools/hudson.tasks.Maven_MavenInstallation/mvn38 on prd-ubuntu2204-builder-4c-4g-36866
[netconf-maven-merge-7.0.x] $ /w/tools/hudson.tasks.Maven_MavenInstallation/mvn38/bin/mvn -DGERRIT_BRANCH=7.0.x -Dsha1=origin/7.0.x -DMAVEN_OPTS= -DPROJECT=netconf -DMVN=/w/tools/hudson.tasks.Maven_MavenInstallation/mvn38/bin/mvn -DGERRIT_REFSPEC=refs/heads/7.0.x -DM2_HOME=/w/tools/hudson.tasks.Maven_MavenInstallation/mvn38 -DSTREAM=7.0.x "-DARCHIVE_ARTIFACTS=**/*.log **/hs_err_*.log **/target/**/feature.xml **/target/failsafe-reports/failsafe-summary.xml **/target/surefire-reports/*-output.txt
" -DMAVEN_PARAMS=-Dmerge -DGERRIT_PROJECT=netconf --version
Apache Maven 3.8.3 (ff8e977a158738155dc465c6a97ffaf31982d739)
Maven home: /w/tools/hudson.tasks.Maven_MavenInstallation/mvn38
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"
[netconf-maven-merge-7.0.x] $ /bin/sh -xe /tmp/jenkins18266703174161999004.sh
+ rm /home/jenkins/.wgetrc
[EnvInject] - Injecting environment variables from a build step.
[EnvInject] - Injecting as environment variables the properties content 
SET_JDK_VERSION=openjdk17
GIT_URL="git://devvexx.opendaylight.org/mirror"

[EnvInject] - Variables injected successfully.
[netconf-maven-merge-7.0.x] $ /bin/sh /tmp/jenkins8506834198098248840.sh
---> update-java-alternatives.sh
---> Updating Java version
---> Ubuntu/Debian system detected
update-alternatives: using /usr/lib/jvm/java-17-openjdk-amd64/bin/java to provide /usr/bin/java (java) in manual mode
update-alternatives: using /usr/lib/jvm/java-17-openjdk-amd64/bin/javac to provide /usr/bin/javac (javac) in manual mode
update-alternatives: using /usr/lib/jvm/java-17-openjdk-amd64 to provide /usr/lib/jvm/java-openjdk (java_sdk_openjdk) in manual mode
openjdk version "17.0.13" 2024-10-15
OpenJDK Runtime Environment (build 17.0.13+11-Ubuntu-2ubuntu122.04)
OpenJDK 64-Bit Server VM (build 17.0.13+11-Ubuntu-2ubuntu122.04, mixed mode, sharing)
JAVA_HOME=/usr/lib/jvm/java-17-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/netconf-maven-merge-7.0.x@tmp/config3051172334028204074tmp
copy managed file [netconf-settings] to file:/w/workspace/netconf-maven-merge-7.0.x@tmp/config8792886095166715701tmp
[EnvInject] - Injecting environment variables from a build step.
[EnvInject] - Injecting as environment variables the properties content 
SERVER_ID=opendaylight-snapshot

[EnvInject] - Variables injected successfully.
[netconf-maven-merge-7.0.x] $ /bin/bash /tmp/jenkins9121559438386833191.sh
---> create-netrc.sh
[EnvInject] - Injecting environment variables from a build step.
[EnvInject] - Injecting as environment variables the properties content 
NEXUS_CUT_DIRS=6
NEXUS_REPO=opendaylight.snapshot

[EnvInject] - Variables injected successfully.
[netconf-maven-merge-7.0.x] $ /bin/bash -l /tmp/jenkins2382376268359959772.sh
---> maven-fetch-metadata.sh
++ xmlstarlet sel -N x=http://maven.apache.org/POM/4.0.0 -t --if /x:project/x:groupId -v /x:project/x:groupId --elif /x:project/x:parent/x:groupId -v /x:project/x:parent/x:groupId --else -o '' pom.xml
+ project=org.opendaylight.netconf
+ project_path=org/opendaylight/netconf
+ mkdir -p /w/workspace/netconf-maven-merge-7.0.x/m2repo/org/opendaylight/netconf
+ pushd /w/workspace/netconf-maven-merge-7.0.x/m2repo/org/opendaylight/netconf
/w/workspace/netconf-maven-merge-7.0.x/m2repo/org/opendaylight/netconf /w/workspace/netconf-maven-merge-7.0.x
+ set +e
+ wget -nv --recursive --accept maven-metadata.xml -R 'index.html*' --execute robots=off --no-parent --no-host-directories --cut-dirs=6 https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/
2025-06-24 23:03:13 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/ [43794] -> "index.html.tmp" [1]
2025-06-24 23:03:13 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/bnd-parent/ [3739] -> "bnd-parent/index.html.tmp" [1]
2025-06-24 23:03:13 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/callhome-provider/ [4199] -> "callhome-provider/index.html.tmp" [1]
2025-06-24 23:03:13 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/databind/ [3335] -> "databind/index.html.tmp" [1]
2025-06-24 23:03:13 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/feature-parent/ [4169] -> "feature-parent/index.html.tmp" [1]
2025-06-24 23:03:13 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/features-netconf-experimental/ [4319] -> "features-netconf-experimental/index.html.tmp" [1]
2025-06-24 23:03:13 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/features-netconf-testing/ [4269] -> "features-netconf-testing/index.html.tmp" [1]
2025-06-24 23:03:13 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/features-netconf/ [4189] -> "features-netconf/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/keystore-api/ [4149] -> "keystore-api/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/keystore-legacy/ [4179] -> "keystore-legacy/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/keystore-none/ [4159] -> "keystore-none/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/keystore-plaintext-api/ [4249] -> "keystore-plaintext-api/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/keystore-plaintext-cli/ [4249] -> "keystore-plaintext-cli/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/keystore-plaintext-localfile/ [4309] -> "keystore-plaintext-localfile/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/ [7055] -> "model/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-api/ [4139] -> "netconf-api/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-artifacts/ [4199] -> "netconf-artifacts/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-auth-aaa/ [4189] -> "netconf-auth-aaa/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-auth/ [4149] -> "netconf-auth/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-client-mdsal/ [4229] -> "netconf-client-mdsal/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-client/ [4169] -> "netconf-client/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-codec/ [3766] -> "netconf-codec/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-common-mdsal/ [4229] -> "netconf-common-mdsal/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-common/ [4169] -> "netconf-common/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-console/ [4179] -> "netconf-console/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-dom-api/ [4179] -> "netconf-dom-api/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-karaf/ [4159] -> "netconf-karaf/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-nb/ [4129] -> "netconf-nb/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-netty-util/ [4209] -> "netconf-netty-util/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-parent/ [4169] -> "netconf-parent/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-server-mdsal/ [4229] -> "netconf-server-mdsal/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-server/ [4169] -> "netconf-server/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-test-models/ [3425] -> "netconf-test-models/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-test-perf/ [4199] -> "netconf-test-perf/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-test-util/ [4199] -> "netconf-test-util/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-testtool/ [4189] -> "netconf-testtool/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-topology-impl/ [4239] -> "netconf-topology-impl/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-topology-singleton/ [4289] -> "netconf-topology-singleton/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-topology/ [4189] -> "netconf-topology/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-aaa-netconf-plugin/ [4249] -> "odl-aaa-netconf-plugin/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-device-notification/ [3856] -> "odl-device-notification/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-netconf-all/ [4179] -> "odl-netconf-all/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-netconf-api/ [4179] -> "odl-netconf-api/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-netconf-callhome-ssh/ [4269] -> "odl-netconf-callhome-ssh/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-netconf-client/ [4209] -> "odl-netconf-client/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-netconf-clustered-topology/ [4329] -> "odl-netconf-clustered-topology/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-netconf-common/ [4209] -> "odl-netconf-common/index.html.tmp" [1]
2025-06-24 23:03:14 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-netconf-connector-all/ [4279] -> "odl-netconf-connector-all/index.html.tmp" [1]
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2025-06-24 23:05:31 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-karaf/9.0.0-SNAPSHOT/maven-metadata.xml [1408/1408] -> "netconf-karaf/9.0.0-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:31 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-nb/7.0.12-SNAPSHOT/maven-metadata.xml [1666/1666] -> "netconf-nb/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:31 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-nb/9.0.0-SNAPSHOT/maven-metadata.xml [1659/1659] -> "netconf-nb/9.0.0-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:31 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-netty-util/8.0.8-SNAPSHOT/maven-metadata.xml [1660/1660] -> "netconf-netty-util/8.0.8-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:31 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-server-mdsal/8.0.8-SNAPSHOT/maven-metadata.xml [1662/1662] -> "netconf-server-mdsal/8.0.8-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:31 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-server-mdsal/9.0.0-SNAPSHOT/maven-metadata.xml [1669/1669] -> "netconf-server-mdsal/9.0.0-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:31 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-server/8.0.8-SNAPSHOT/maven-metadata.xml [1656/1656] -> "netconf-server/8.0.8-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:31 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-testtool/7.0.12-SNAPSHOT/maven-metadata.xml [2787/2787] -> "netconf-testtool/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:31 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/netconf-topology-impl/7.0.12-SNAPSHOT/maven-metadata.xml [1677/1677] -> "netconf-topology-impl/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:31 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-netconf-keystore-plaintext/8.0.8-SNAPSHOT/maven-metadata.xml [1284/1284] -> "odl-netconf-keystore-plaintext/8.0.8-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:31 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-netconf-keystore-plaintext/9.0.0-SNAPSHOT/maven-metadata.xml [1289/1289] -> "odl-netconf-keystore-plaintext/9.0.0-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/odl-netconf-model-rfc8526/7.0.12-SNAPSHOT/maven-metadata.xml [1289/1289] -> "odl-netconf-model-rfc8526/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/restconf-client/7.0.12-SNAPSHOT/maven-metadata.xml [1671/1671] -> "restconf-client/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/restconf-common-models/7.0.12-SNAPSHOT/maven-metadata.xml [1678/1678] -> "restconf-common-models/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/restconf-mdsal-spi/8.0.8-SNAPSHOT/maven-metadata.xml [1660/1660] -> "restconf-mdsal-spi/8.0.8-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/restconf-server-api/9.0.0-SNAPSHOT/maven-metadata.xml [1668/1668] -> "restconf-server-api/9.0.0-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/restconf-server-jaxrs/9.0.0-SNAPSHOT/maven-metadata.xml [1670/1670] -> "restconf-server-jaxrs/9.0.0-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/restconf-server-mdsal/9.0.0-SNAPSHOT/maven-metadata.xml [1670/1670] -> "restconf-server-mdsal/9.0.0-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/restconf-server/7.0.12-SNAPSHOT/maven-metadata.xml [1671/1671] -> "restconf-server/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/restconf-wadl-generator/7.0.12-SNAPSHOT/maven-metadata.xml [1679/1679] -> "restconf-wadl-generator/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/transport-api/8.0.8-SNAPSHOT/maven-metadata.xml [1655/1655] -> "transport-api/8.0.8-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/transport-api/9.0.0-SNAPSHOT/maven-metadata.xml [1648/1648] -> "transport-api/9.0.0-SNAPSHOT/maven-metadata.xml" [1]
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2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc5277/8.0.8-SNAPSHOT/maven-metadata.xml [1655/1655] -> "model/rfc5277/8.0.8-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc5277/9.0.0-SNAPSHOT/maven-metadata.xml [1662/1662] -> "model/rfc5277/9.0.0-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc6022/7.0.12-SNAPSHOT/maven-metadata.xml [1669/1669] -> "model/rfc6022/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc6241/7.0.12-SNAPSHOT/maven-metadata.xml [1669/1669] -> "model/rfc6241/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc6243/7.0.12-SNAPSHOT/maven-metadata.xml [1669/1669] -> "model/rfc6243/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc6470/7.0.12-SNAPSHOT/maven-metadata.xml [1669/1669] -> "model/rfc6470/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc7407-ietf-x509-cert-to-name/7.0.12-SNAPSHOT/maven-metadata.xml [1692/1692] -> "model/rfc7407-ietf-x509-cert-to-name/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc8040-ietf-restconf-monitoring/7.0.12-SNAPSHOT/maven-metadata.xml [1694/1694] -> "model/rfc8040-ietf-restconf-monitoring/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc8341/7.0.12-SNAPSHOT/maven-metadata.xml [1669/1669] -> "model/rfc8341/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:32 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc8526/7.0.12-SNAPSHOT/maven-metadata.xml [1669/1669] -> "model/rfc8526/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:33 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc8639/7.0.12-SNAPSHOT/maven-metadata.xml [1669/1669] -> "model/rfc8639/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:33 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc8641/7.0.12-SNAPSHOT/maven-metadata.xml [1669/1669] -> "model/rfc8641/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:33 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/rfc8650/7.0.12-SNAPSHOT/maven-metadata.xml [1669/1669] -> "model/rfc8650/7.0.12-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:33 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/sal-remote/8.0.8-SNAPSHOT/maven-metadata.xml [1658/1658] -> "model/sal-remote/8.0.8-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:33 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/sal-remote/9.0.0-SNAPSHOT/maven-metadata.xml [1665/1665] -> "model/sal-remote/9.0.0-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:33 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/test-models/8.0.8-SNAPSHOT/maven-metadata.xml [1659/1659] -> "model/test-models/8.0.8-SNAPSHOT/maven-metadata.xml" [1]
2025-06-24 23:05:33 URL:https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/org/opendaylight/netconf/model/test-models/9.0.0-SNAPSHOT/maven-metadata.xml [1666/1666] -> "model/test-models/9.0.0-SNAPSHOT/maven-metadata.xml" [1]
FINISHED --2025-06-24 23:05:33--
Total wall clock time: 2m 20s
Downloaded: 844 files, 25M in 0.8s (32.8 MB/s)
+ set -e
+ popd
/w/workspace/netconf-maven-merge-7.0.x
+ mkdir -p /w/workspace/netconf-maven-merge-7.0.x/m2repo-backup
+ cp -a /w/workspace/netconf-maven-merge-7.0.x/m2repo/org /w/workspace/netconf-maven-merge-7.0.x/m2repo-backup
[netconf-maven-merge-7.0.x] $ /bin/sh -xe /tmp/jenkins15377578522614303024.sh
[EnvInject] - Injecting environment variables from a build step.
[EnvInject] - Injecting as environment variables the properties content 
MAVEN_GOALS=clean deploy -Pintegrationtests

[EnvInject] - Variables injected successfully.
[netconf-maven-merge-7.0.x] $ /bin/bash -l /tmp/jenkins8903561820411948927.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/mvn38/bin/mvn clean deploy -Pintegrationtests -e --global-settings /w/workspace/netconf-maven-merge-7.0.x@tmp/config3051172334028204074tmp --settings /w/workspace/netconf-maven-merge-7.0.x@tmp/config8792886095166715701tmp -DaltDeploymentRepository=staging::default::file:/w/workspace/netconf-maven-merge-7.0.x/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 -Dmerge
Apache Maven 3.8.3 (ff8e977a158738155dc465c6a97ffaf31982d739)
Maven home: /w/tools/hudson.tasks.Maven_MavenInstallation/mvn38
Java version: 17.0.13, vendor: Ubuntu, runtime: /usr/lib/jvm/java-17-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] Non-resolvable import POM: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc5277:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6022:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6241:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6241:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6243:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6241:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6470:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8040-ietf-restconf-monitoring:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8341:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6243:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8342:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8526:jar is missing. @ line 37, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8040:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8343:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8528:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8529:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 48, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8639:jar is missing. @ line 55, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8072:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8342:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8639:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8641:jar is missing. @ line 43, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8639:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8650:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.aaa:odl-aaa-shiro:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-auth:jar is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-auth-aaa:jar is missing. @ line 34, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:restconf-openapi:jar is missing. @ line 36, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-client:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-common:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-impl:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 48, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8525:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc5277:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6241:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6470:xml:features is missing. @ line 48, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8526:xml:features is missing. @ line 54, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-api:jar is missing. @ line 61, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-auth:jar is missing. @ line 65, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-topology:xml:features is missing. @ line 25, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:callhome-provider:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-common:xml:features is missing. @ line 23, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-transport:xml:features is missing. @ line 29, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-client:jar is missing. @ line 35, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-topology-singleton:jar is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 40, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 46, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-common:jar is missing. @ line 52, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-netty-util:jar is missing. @ line 56, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-callhome-ssh:xml:features is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-draft-clemm-netmod-yang-network-topo-01-minimal:xml:features is missing. @ line 25, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.controller:odl-mdsal-broker:xml:features is missing. @ line 31, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.aaa:odl-aaa-encryption-service:xml:features is missing. @ line 37, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-client:xml:features is missing. @ line 43, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6022:xml:features is missing. @ line 49, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-client-mdsal:jar is missing. @ line 60, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-mdsal:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector-all:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-topology:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-console:jar is missing. @ line 42, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-common:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6022:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-transport:xml:features is missing. @ line 48, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-server:jar is missing. @ line 55, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:keystore-api:jar is missing. @ line 31, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:keystore-none:jar is missing. @ line 35, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:keystore-plaintext-api:jar is missing. @ line 31, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:keystore-plaintext-localfile:jar is missing. @ line 35, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:keystore-plaintext-cli:jar is missing. @ line 39, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-all:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-client:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-aaa-netconf-plugin:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-yanglib-mdsal-writer:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-server-mdsal:jar is missing. @ line 48, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-nb:jar is missing. @ line 52, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-aaa-netconf-plugin:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 25, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-mdsal:xml:features is missing. @ line 31, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-test-perf:jar is missing. @ line 37, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-topology-impl:jar is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc7317-iana-crypt-hash:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-keystore:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-truststore:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-transport-api:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:transport-ssh:jar is missing. @ line 49, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:transport-tcp:jar is missing. @ line 53, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:transport-tls:jar is missing. @ line 57, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.yangtools:odl-yangtools-common:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:transport-api:jar is missing. @ line 37, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:truststore-api:jar is missing. @ line 31, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:truststore-none:jar is missing. @ line 35, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.yangtools:odl-yangtools-codec:xml:features is missing. @ line 23, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 29, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-common-mdsal:jar is missing. @ line 36, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf-openapi:xml:features is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.yangtools:odl-yangtools-export:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8040:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8072:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8525:xml:features is missing. @ line 48, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.controller:odl-mdsal-broker:xml:features is missing. @ line 54, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.aaa:odl-aaa-shiro:xml:features is missing. @ line 60, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8040:xml:features is missing. @ line 66, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:restconf-common-models:jar is missing. @ line 73, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:restconf-common:jar is missing. @ line 77, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf-nb:xml:features is missing. @ line 24, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8072:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf-common:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-yanglib-mdsal-writer:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:restconf-nb:jar is missing. @ line 48, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8525:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.controller:odl-mdsal-broker:xml:features is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ line 24, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.infrautils:features-infrautils:xml:features is missing. @ line 63, column 17
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
 @ 
[ERROR] The build could not read 98 projects -> [Help 1]
org.apache.maven.project.ProjectBuildingException: Some problems were encountered while processing the POMs:
[ERROR] Non-resolvable import POM: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc5277:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6022:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6241:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6241:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6243:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6241:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6470:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8040-ietf-restconf-monitoring:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8341:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6243:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8342:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8526:jar is missing. @ line 37, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8040:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8343:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8528:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8529:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 48, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8639:jar is missing. @ line 55, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8072:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8342:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8639:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8641:jar is missing. @ line 43, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8639:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8650:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.aaa:odl-aaa-shiro:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-auth:jar is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-auth-aaa:jar is missing. @ line 34, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:restconf-openapi:jar is missing. @ line 36, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-client:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-common:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-impl:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 48, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8525:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc5277:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6241:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6470:xml:features is missing. @ line 48, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8526:xml:features is missing. @ line 54, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-api:jar is missing. @ line 61, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-auth:jar is missing. @ line 65, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-topology:xml:features is missing. @ line 25, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:callhome-provider:jar is missing. @ line 31, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-common:xml:features is missing. @ line 23, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-transport:xml:features is missing. @ line 29, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-client:jar is missing. @ line 35, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-topology-singleton:jar is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 40, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 46, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-common:jar is missing. @ line 52, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-netty-util:jar is missing. @ line 56, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-callhome-ssh:xml:features is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-draft-clemm-netmod-yang-network-topo-01-minimal:xml:features is missing. @ line 25, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.controller:odl-mdsal-broker:xml:features is missing. @ line 31, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.aaa:odl-aaa-encryption-service:xml:features is missing. @ line 37, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-client:xml:features is missing. @ line 43, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6022:xml:features is missing. @ line 49, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-client-mdsal:jar is missing. @ line 60, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-mdsal:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector-all:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-topology:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-console:jar is missing. @ line 42, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-common:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6022:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-transport:xml:features is missing. @ line 48, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-server:jar is missing. @ line 55, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:keystore-api:jar is missing. @ line 31, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:keystore-none:jar is missing. @ line 35, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:keystore-plaintext-api:jar is missing. @ line 31, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:keystore-plaintext-localfile:jar is missing. @ line 35, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:keystore-plaintext-cli:jar is missing. @ line 39, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-all:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-client:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-aaa-netconf-plugin:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-yanglib-mdsal-writer:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-server-mdsal:jar is missing. @ line 48, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-nb:jar is missing. @ line 52, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-aaa-netconf-plugin:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 25, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-mdsal:xml:features is missing. @ line 31, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-test-perf:jar is missing. @ line 37, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-topology-impl:jar is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc7317-iana-crypt-hash:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-keystore:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-truststore:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-transport-api:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:transport-ssh:jar is missing. @ line 49, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:transport-tcp:jar is missing. @ line 53, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:transport-tls:jar is missing. @ line 57, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.yangtools:odl-yangtools-common:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:transport-api:jar is missing. @ line 37, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:truststore-api:jar is missing. @ line 31, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:truststore-none:jar is missing. @ line 35, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.yangtools:odl-yangtools-codec:xml:features is missing. @ line 23, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 29, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:netconf-common-mdsal:jar is missing. @ line 36, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf-openapi:xml:features is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.yangtools:odl-yangtools-export:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8040:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8072:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8525:xml:features is missing. @ line 48, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.controller:odl-mdsal-broker:xml:features is missing. @ line 54, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.aaa:odl-aaa-shiro:xml:features is missing. @ line 60, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8040:xml:features is missing. @ line 66, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:restconf-common-models:jar is missing. @ line 73, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:restconf-common:jar is missing. @ line 77, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf-nb:xml:features is missing. @ line 24, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8072:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf-common:xml:features is missing. @ line 30, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 36, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:odl-yanglib-mdsal-writer:xml:features is missing. @ line 42, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.netconf:restconf-nb:jar is missing. @ line 48, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8525:xml:features is missing. @ line 24, column 21
[ERROR] 'dependencies.dependency.version' for org.opendaylight.controller:odl-mdsal-broker:xml:features is missing. @ line 30, column 21
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ line 24, column 19
[ERROR] 'dependencies.dependency.version' for org.opendaylight.infrautils:features-infrautils:xml:features is missing. @ line 63, column 17
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19
[ERROR] Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19

    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:397)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.connector.basic.ArtifactTransportListener.transferFailed (ArtifactTransportListener.java:52)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:369)
    at org.eclipse.aether.util.concurrency.RunnableErrorForwarder$1.run (RunnableErrorForwarder.java:75)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$DirectExecutor.execute (BasicRepositoryConnector.java:628)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:262)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:514)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.apache.maven.wagon.TransferFailedException: transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.wagon.providers.http.wagon.shared.AbstractHttpClientWagon.fillInputData (AbstractHttpClientWagon.java:1204)
    at org.apache.maven.wagon.providers.http.wagon.shared.AbstractHttpClientWagon.fillInputData (AbstractHttpClientWagon.java:1140)
    at org.apache.maven.wagon.StreamWagon.getInputStream (StreamWagon.java:126)
    at org.apache.maven.wagon.StreamWagon.getIfNewer (StreamWagon.java:88)
    at org.apache.maven.wagon.StreamWagon.get (StreamWagon.java:61)
    at org.eclipse.aether.transport.wagon.WagonTransporter$GetTaskRunner.run (WagonTransporter.java:546)
    at org.eclipse.aether.transport.wagon.WagonTransporter.execute (WagonTransporter.java:430)
    at org.eclipse.aether.transport.wagon.WagonTransporter.get (WagonTransporter.java:407)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$GetTaskRunner.runTask (BasicRepositoryConnector.java:457)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$TaskRunner.run (BasicRepositoryConnector.java:364)
    at org.eclipse.aether.util.concurrency.RunnableErrorForwarder$1.run (RunnableErrorForwarder.java:75)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector$DirectExecutor.execute (BasicRepositoryConnector.java:628)
    at org.eclipse.aether.connector.basic.BasicRepositoryConnector.get (BasicRepositoryConnector.java:262)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:514)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:feature-parent:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/parent/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-model-rfc5277:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-model-rfc5277/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc5277:jar is missing. @ line 31, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-model-rfc6022:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-model-rfc6022/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6022:jar is missing. @ line 31, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-model-rfc6241:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-model-rfc6241/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6241:jar is missing. @ line 31, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-model-rfc6243:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-model-rfc6243/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6241:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6243:jar is missing. @ line 31, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-model-rfc6470:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-model-rfc6470/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6241:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc6470:jar is missing. @ line 31, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-model-rfc8040:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-model-rfc8040/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8040-ietf-restconf-monitoring:jar is missing. @ line 31, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-model-rfc8341:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-model-rfc8341/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc6991:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8341:jar is missing. @ line 31, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-model-rfc8526:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-model-rfc8526/pom.xml) has 4 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6243:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8342:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8526:jar is missing. @ line 37, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-model-rfc8639:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-model-rfc8639/pom.xml) has 7 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8040:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8343:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8528:xml:features is missing. @ line 36, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8529:xml:features is missing. @ line 42, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 48, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8639:jar is missing. @ line 55, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-model-rfc8641:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-model-rfc8641/pom.xml) has 5 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8072:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8342:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8639:xml:features is missing. @ line 36, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8641:jar is missing. @ line 43, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-model-rfc8650:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-model-rfc8650/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8639:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf.model:rfc8650:jar is missing. @ line 31, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-aaa-netconf-plugin:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-aaa-netconf-plugin/pom.xml) has 4 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.aaa:odl-aaa-shiro:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-auth:jar is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-auth-aaa:jar is missing. @ line 34, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-restconf-openapi:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-restconf-openapi/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:restconf-openapi:jar is missing. @ line 36, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-all:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-all/pom.xml) has 6 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-client:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-common:xml:features is missing. @ line 36, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-impl:xml:features is missing. @ line 42, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 48, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-api:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-api/pom.xml) has 8 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8525:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc5277:xml:features is missing. @ line 36, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6241:xml:features is missing. @ line 42, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6470:xml:features is missing. @ line 48, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8526:xml:features is missing. @ line 54, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-api:jar is missing. @ line 61, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-auth:jar is missing. @ line 65, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-callhome-ssh:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-callhome-ssh/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-topology:xml:features is missing. @ line 25, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:callhome-provider:jar is missing. @ line 31, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-client:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-client/pom.xml) has 4 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-common:xml:features is missing. @ line 23, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-transport:xml:features is missing. @ line 29, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-client:jar is missing. @ line 35, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-clustered-topology:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-clustered-topology/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-topology-singleton:jar is missing. @ line 30, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-common:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-common/pom.xml) has 5 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 40, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 46, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-common:jar is missing. @ line 52, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-netty-util:jar is missing. @ line 56, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-connector-all:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-connector-all/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-callhome-ssh:xml:features is missing. @ line 30, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-connector:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-connector/pom.xml) has 7 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-draft-clemm-netmod-yang-network-topo-01-minimal:xml:features is missing. @ line 25, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.controller:odl-mdsal-broker:xml:features is missing. @ line 31, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.aaa:odl-aaa-encryption-service:xml:features is missing. @ line 37, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-client:xml:features is missing. @ line 43, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6022:xml:features is missing. @ line 49, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-client-mdsal:jar is missing. @ line 60, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-console:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-console/pom.xml) has 5 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-mdsal:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector-all:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-topology:xml:features is missing. @ line 36, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-console:jar is missing. @ line 42, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-impl:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-impl/pom.xml) has 7 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-common:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 36, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc6022:xml:features is missing. @ line 42, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-transport:xml:features is missing. @ line 48, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-server:jar is missing. @ line 55, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-keystore:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-keystore/pom.xml) has 4 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:keystore-api:jar is missing. @ line 31, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:keystore-none:jar is missing. @ line 35, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-keystore-plaintext:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-keystore-plaintext/pom.xml) has 5 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:keystore-plaintext-api:jar is missing. @ line 31, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:keystore-plaintext-localfile:jar is missing. @ line 35, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:keystore-plaintext-cli:jar is missing. @ line 39, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-mdsal:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-mdsal/pom.xml) has 7 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-all:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-client:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-aaa-netconf-plugin:xml:features is missing. @ line 36, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-yanglib-mdsal-writer:xml:features is missing. @ line 42, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-server-mdsal:jar is missing. @ line 48, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-nb:jar is missing. @ line 52, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-ssh:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-ssh/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-aaa-netconf-plugin:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-util:xml:features is missing. @ line 30, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-test-tools:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-test-tools/pom.xml) has 4 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 25, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-mdsal:xml:features is missing. @ line 31, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-test-perf:jar is missing. @ line 37, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-topology:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-topology/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-connector:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-topology-impl:jar is missing. @ line 30, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-transport:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-transport/pom.xml) has 8 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc7317-iana-crypt-hash:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-keystore:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-truststore:xml:features is missing. @ line 36, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-transport-api:xml:features is missing. @ line 42, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:transport-ssh:jar is missing. @ line 49, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:transport-tcp:jar is missing. @ line 53, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:transport-tls:jar is missing. @ line 57, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-transport-api:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-transport-api/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.yangtools:odl-yangtools-common:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:transport-api:jar is missing. @ line 37, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-truststore:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-truststore/pom.xml) has 4 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8341:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:truststore-api:jar is missing. @ line 31, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:truststore-none:jar is missing. @ line 35, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-netconf-util:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-netconf-util/pom.xml) has 4 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.yangtools:odl-yangtools-codec:xml:features is missing. @ line 23, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 29, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:netconf-common-mdsal:jar is missing. @ line 36, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-restconf-all:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-restconf-all/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf-openapi:xml:features is missing. @ line 30, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-restconf-common:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-restconf-common/pom.xml) has 10 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.yangtools:odl-yangtools-export:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8040:xml:features is missing. @ line 36, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8072:xml:features is missing. @ line 42, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8525:xml:features is missing. @ line 48, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.controller:odl-mdsal-broker:xml:features is missing. @ line 54, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.aaa:odl-aaa-shiro:xml:features is missing. @ line 60, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-model-rfc8040:xml:features is missing. @ line 66, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:restconf-common-models:jar is missing. @ line 73, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:restconf-common:jar is missing. @ line 77, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-restconf:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-restconf/pom.xml) has 2 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf-nb:xml:features is missing. @ line 24, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-restconf-nb:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-restconf-nb/pom.xml) has 6 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8072:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-restconf-common:xml:features is missing. @ line 30, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-netconf-api:xml:features is missing. @ line 36, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:odl-yanglib-mdsal-writer:xml:features is missing. @ line 42, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.netconf:restconf-nb:jar is missing. @ line 48, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:odl-yanglib-mdsal-writer:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/features/odl-yanglib-mdsal-writer/pom.xml) has 3 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:437)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1306)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.mdsal.model:odl-mdsal-model-rfc8525:xml:features is missing. @ line 24, column 21
[ERROR]     'dependencies.dependency.version' for org.opendaylight.controller:odl-mdsal-broker:xml:features is missing. @ line 30, column 21
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-karaf:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/karaf/pom.xml) has 2 errors
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ line 24, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]     'dependencies.dependency.version' for org.opendaylight.infrautils:features-infrautils:xml:features is missing. @ line 63, column 17
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc5277:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc5277/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc6022:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc6022/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc6241:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc6241/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc6243:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc6243/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc6470:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc6470/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc7407-ietf-x509-cert-to-name:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc7407-ietf-x509-cert-to-name/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc8040-ietf-restconf-monitoring:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc8040-ietf-restconf-monitoring/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc8341:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc8341/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc8526:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc8526/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc8639:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc8639/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc8641:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc8641/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:rfc8650:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/rfc8650/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf.model:draft-ietf-netconf-crypto-types:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/model/draft-ietf-netconf-crypto-types/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:transport-api:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/transport/transport-api/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:transport-http:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/transport/transport-http/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:transport-ssh:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/transport/transport-ssh/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:transport-tcp:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/transport/transport-tcp/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:transport-tls:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/transport/transport-tls/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-api:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/protocol/netconf-api/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-client:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/protocol/netconf-client/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-common:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/protocol/netconf-common/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-server:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/protocol/netconf-server/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-test-util:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/protocol/netconf-test-util/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:restconf-api:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/protocol/restconf-api/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:restconf-client:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/protocol/restconf-client/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:restconf-server:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/protocol/restconf-server/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-auth-aaa:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/plugins/netconf-auth-aaa/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-client-mdsal:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/plugins/netconf-client-mdsal/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-common-mdsal:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/plugins/netconf-common-mdsal/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-dom-api:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/plugins/netconf-dom-api/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-server-mdsal:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/plugins/netconf-server-mdsal/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-topology:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/apps/netconf-topology/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-topology-impl:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/apps/netconf-topology-impl/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-topology-singleton:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/apps/netconf-topology-singleton/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:callhome-provider:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/apps/callhome-provider/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-console:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/apps/netconf-console/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-nb:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/apps/netconf-nb/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:yanglib-mdsal-writer:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/apps/yanglib-mdsal-writer/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-netty-util:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/netconf/netconf-netty-util/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-auth:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/netconf/netconf-auth/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-test-perf:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/netconf/tools/netconf-test-perf/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-testtool:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/netconf/tools/netconf-testtool/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:netconf-test-models:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/netconf/netconf-test-models/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:restconf-common-models:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/restconf/restconf-common-models/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:restconf-common:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/restconf/restconf-common/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:restconf-nb:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/restconf/restconf-nb/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:restconf-openapi:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/restconf/restconf-openapi/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:restconf-wadl-generator:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/restconf/wadl-generator/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:websocket-client:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/restconf/websocket-client/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:keystore-api:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/keystore/keystore-api/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:keystore-legacy:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/keystore/keystore-legacy/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:keystore-none:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/keystore/keystore-none/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:keystore-plaintext-api:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/keystore/plaintext-api/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:keystore-plaintext-localfile:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/keystore/plaintext-localfile/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:keystore-plaintext-cli:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/keystore/plaintext-cli/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:truststore-api:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/truststore/truststore-api/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[ERROR]   
[ERROR]   The project org.opendaylight.netconf:truststore-none:7.0.12-SNAPSHOT (/w/workspace/netconf-maven-merge-7.0.x/truststore/truststore-none/pom.xml) has 1 error
[ERROR]     Non-resolvable import POM: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway @ org.opendaylight.netconf:netconf-parent:7.0.12-SNAPSHOT, /w/workspace/netconf-maven-merge-7.0.x/parent/pom.xml, line 25, column 19 -> [Help 2]
org.apache.maven.model.resolution.UnresolvableModelException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:196)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:425)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
Caused by: org.eclipse.aether.transfer.ArtifactTransferException: org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 failed to transfer from https://nexus.opendaylight.org/content/repositories/public/ during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of opendaylight-mirror has elapsed or updates are forced. Original error: Could not transfer artifact org.opendaylight.infrautils:infrautils-artifacts:pom:6.0.11 from/to opendaylight-release-mirror (https://nexus.opendaylight.org/content/repositories/public/): transfer failed for https://nexus.opendaylight.org/content/repositories/public/org/opendaylight/infrautils/infrautils-artifacts/6.0.11/infrautils-artifacts-6.0.11.pom, status: 502 Bad Gateway
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.newException (DefaultUpdateCheckManager.java:225)
    at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkArtifact (DefaultUpdateCheckManager.java:169)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.gatherDownloads (DefaultArtifactResolver.java:574)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads (DefaultArtifactResolver.java:484)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve (DefaultArtifactResolver.java:402)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts (DefaultArtifactResolver.java:229)
    at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact (DefaultArtifactResolver.java:207)
    at org.eclipse.aether.internal.impl.DefaultRepositorySystem.resolveArtifact (DefaultRepositorySystem.java:262)
    at org.apache.maven.project.ProjectModelResolver.resolveModel (ProjectModelResolver.java:192)
    at org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement (DefaultModelBuilder.java:1272)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:481)
    at org.apache.maven.model.building.DefaultModelBuilder.build (DefaultModelBuilder.java:447)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:618)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:633)
    at org.apache.maven.project.DefaultProjectBuilder.build (DefaultProjectBuilder.java:387)
    at org.apache.maven.graph.DefaultGraphBuilder.collectProjects (DefaultGraphBuilder.java:414)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (DefaultGraphBuilder.java:405)
    at org.apache.maven.graph.DefaultGraphBuilder.build (DefaultGraphBuilder.java:82)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:507)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:219)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:972)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:569)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:282)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
[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/UnresolvableModelException
Build step 'Execute shell' marked build as failure
$ ssh-agent -k
unset SSH_AUTH_SOCK;
unset SSH_AGENT_PID;
echo Agent pid 1570 killed;
[ssh-agent] Stopped.
[PostBuildScript] - [INFO] Executing post build scripts.
[netconf-maven-merge-7.0.x] $ /bin/bash /tmp/jenkins1600205744420207737.sh
---> sysstat.sh
[netconf-maven-merge-7.0.x] $ /bin/bash /tmp/jenkins15521047292845221925.sh
---> package-listing.sh
++ facter osfamily
++ tr '[:upper:]' '[:lower:]'
+ OS_FAMILY=debian
+ workspace=/w/workspace/netconf-maven-merge-7.0.x
+ 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/netconf-maven-merge-7.0.x ']'
+ 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/netconf-maven-merge-7.0.x ']'
+ mkdir -p /w/workspace/netconf-maven-merge-7.0.x/archives/
+ cp -f /tmp/packages_diff.txt /tmp/packages_end.txt /tmp/packages_start.txt /w/workspace/netconf-maven-merge-7.0.x/archives/
[netconf-maven-merge-7.0.x] $ /bin/bash /tmp/jenkins3402327177201699077.sh
---> capture-instance-metadata.sh
Setup pyenv:
  system
  3.8.20
  3.9.20
  3.10.15
* 3.11.10 (set by /w/workspace/netconf-maven-merge-7.0.x/.python-version)
lf-activate-venv(): INFO: Reuse venv:/tmp/venv-hlip from file:/tmp/.os_lf_venv
lf-activate-venv(): INFO: Installing: lftools 
lf-activate-venv(): INFO: Adding /tmp/venv-hlip/bin to PATH
INFO: Running in OpenStack, capturing instance metadata
[netconf-maven-merge-7.0.x] $ /bin/bash /tmp/jenkins8692694175400727554.sh
provisioning config files...
Could not find credentials [logs] for netconf-maven-merge-7.0.x #504
copy managed file [jenkins-log-archives-settings] to file:/w/workspace/netconf-maven-merge-7.0.x@tmp/config9839859733965520639tmp
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.
[netconf-maven-merge-7.0.x] $ /bin/bash /tmp/jenkins13525701205080230434.sh
---> create-netrc.sh
WARN: Log server credential not found.
[netconf-maven-merge-7.0.x] $ /bin/bash /tmp/jenkins1188540415622439312.sh
---> python-tools-install.sh
Setup pyenv:
  system
  3.8.20
  3.9.20
  3.10.15
* 3.11.10 (set by /w/workspace/netconf-maven-merge-7.0.x/.python-version)
lf-activate-venv(): INFO: Reuse venv:/tmp/venv-hlip from file:/tmp/.os_lf_venv
lf-activate-venv(): INFO: Installing: lftools 
lf-activate-venv(): INFO: Adding /tmp/venv-hlip/bin to PATH
[netconf-maven-merge-7.0.x] $ /bin/bash /tmp/jenkins3792439419083885489.sh
---> sudo-logs.sh
Archiving 'sudo' log..
[netconf-maven-merge-7.0.x] $ /bin/bash /tmp/jenkins10453881817540474946.sh
---> job-cost.sh
Setup pyenv:
  system
  3.8.20
  3.9.20
  3.10.15
* 3.11.10 (set by /w/workspace/netconf-maven-merge-7.0.x/.python-version)
lf-activate-venv(): INFO: Reuse venv:/tmp/venv-hlip 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-hlip/bin to PATH
INFO: No Stack...
INFO: Retrieving Pricing Info for: v3-standard-4
INFO: Archiving Costs
[netconf-maven-merge-7.0.x] $ /bin/bash -l /tmp/jenkins11045233845115027465.sh
---> logs-deploy.sh
Setup pyenv:
  system
  3.8.20
  3.9.20
  3.10.15
* 3.11.10 (set by /w/workspace/netconf-maven-merge-7.0.x/.python-version)
lf-activate-venv(): INFO: Reuse venv:/tmp/venv-hlip from file:/tmp/.os_lf_venv
lf-activate-venv(): INFO: Installing: lftools 
lf-activate-venv(): INFO: Adding /tmp/venv-hlip/bin to PATH
WARNING: Nexus logging server not set
INFO: S3 path logs/releng/vex-yul-odl-jenkins-1/netconf-maven-merge-7.0.x/504/
INFO: archiving logs to S3
---> uname -a:
Linux prd-ubuntu2204-builder-4c-4g-36866 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):                               4
On-line CPU(s) list:                  0-3
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):                            4
Stepping:                             0
BogoMIPS:                             5599.99
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:                            128 KiB (4 instances)
L1i cache:                            128 KiB (4 instances)
L2 cache:                             2 MiB (4 instances)
L3 cache:                             64 MiB (4 instances)
NUMA node(s):                         1
NUMA node0 CPU(s):                    0-3
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:
4


---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
tmpfs           1.6G  1.1M  1.6G   1% /run
/dev/vda1        78G  8.4G   69G  11% /
tmpfs           7.9G     0  7.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
/dev/vda15      105M  6.1M   99M   6% /boot/efi
tmpfs           1.6G  4.0K  1.6G   1% /run/user/1001


---> free -m:
               total        used        free      shared  buff/cache   available
Mem:           15989         574       12795           4        2619       15086
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:ae:12:0d brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    inet 10.30.170.238/23 metric 100 brd 10.30.171.255 scope global dynamic ens3
       valid_lft 86086sec preferred_lft 86086sec
    inet6 fe80::f816:3eff:feae:120d/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:a2:6a:86:30 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-builder-4c-4g-36866) 	06/24/25 	_x86_64_	(4 CPU)

23:01:27     LINUX RESTART	(4 CPU)


---> sar -P ALL:
Linux 5.15.0-131-generic (prd-ubuntu2204-builder-4c-4g-36866) 	06/24/25 	_x86_64_	(4 CPU)

23:01:27     LINUX RESTART	(4 CPU)