Mockito is currently self-attaching to enable the inline-mock-maker. This will no longer work in future releases of the JDK. Please add Mockito as an agent to your build what is described in Mockito's documentation: https://javadoc.io/doc/org.mockito/mockito-core/latest/org/mockito/Mockito.html#0.3 WARNING: A Java agent has been loaded dynamically (/tmp/r/net/bytebuddy/byte-buddy-agent/1.15.3/byte-buddy-agent-1.15.3.jar) WARNING: If a serviceability tool is in use, please run with -XX:+EnableDynamicAgentLoading to hide this warning WARNING: If a serviceability tool is not in use, please run with -Djdk.instrument.traceUsage for more information WARNING: Dynamic loading of agents will be disallowed by default in a future release Mockito is currently self-attaching to enable the inline-mock-maker. This will no longer work in future releases of the JDK. Please add Mockito as an agent to your build what is described in Mockito's documentation: https://javadoc.io/doc/org.mockito/mockito-core/latest/org/mockito/Mockito.html#0.3 10:50:15,82 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 10:50:15,86 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 10:50:15,99 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 10:50:15,100 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 10:50:15,157 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 10:50:15,157 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 10:50:15,158 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 10:50:15,158 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 10:50:16,398 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 10:50:16,398 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 10:50:16,407 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 10:50:16,407 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 10:50:16,514 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 10:50:16,515 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 10:50:16,517 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 10:50:16,517 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 10:50:16,598 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 10:50:16,599 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 10:50:16,600 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 10:50:16,600 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 10:50:16,672 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 10:50:16,673 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 10:50:16,674 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 10:50:16,674 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 10:50:16,685 AM [main] [WARN] YangLibraryWriter - ietf-yang-library not present in context, skipping update 10:50:16,685 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled