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 08:22:00,640 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 08:22:00,645 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 08:22:00,657 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 08:22:00,658 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 08:22:00,716 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 08:22:00,716 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 08:22:00,717 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 08:22:00,718 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 08:22:02,0 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 08:22:02,0 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 08:22:02,8 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 08:22:02,9 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 08:22:02,107 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 08:22:02,108 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 08:22:02,110 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 08:22:02,110 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 08:22:02,190 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 08:22:02,191 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 08:22:02,192 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 08:22:02,192 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 08:22:02,271 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 08:22:02,271 AM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 08:22:02,273 AM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 08:22:02,273 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 08:22:02,284 AM [main] [WARN] YangLibraryWriter - ietf-yang-library not present in context, skipping update 08:22:02,284 AM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled