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 01:50:26,346 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 01:50:26,350 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 01:50:26,363 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 01:50:26,363 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 01:50:26,419 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 01:50:26,420 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 01:50:26,421 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 01:50:26,421 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 01:50:27,668 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 01:50:27,668 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 01:50:27,677 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 01:50:27,677 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 01:50:27,774 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 01:50:27,775 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 01:50:27,777 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 01:50:27,777 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 01:50:27,856 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 01:50:27,857 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 01:50:27,858 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 01:50:27,858 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 01:50:27,933 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 01:50:27,934 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 01:50:27,936 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 01:50:27,936 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 01:50:27,947 AM [main] [WARN] YangLibraryWriter - ietf-yang-library not present in context, skipping update 01:50:27,947 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled