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 05:16:20,88 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 05:16:20,92 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 05:16:20,104 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 05:16:20,105 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 05:16:20,159 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 05:16:20,159 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 05:16:20,160 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 05:16:20,160 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 05:16:21,551 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 05:16:21,551 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 05:16:21,560 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 05:16:21,560 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 05:16:21,659 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 05:16:21,660 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 05:16:21,662 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 05:16:21,662 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 05:16:21,748 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 05:16:21,748 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 05:16:21,750 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 05:16:21,750 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 05:16:21,824 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 05:16:21,825 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 05:16:21,826 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 05:16:21,826 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 05:16:21,837 PM [main] [WARN] YangLibraryWriter - ietf-yang-library not present in context, skipping update 05:16:21,837 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled