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 12:51:13,66 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 12:51:13,71 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:51:13,85 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 12:51:13,86 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 12:51:13,151 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 12:51:13,151 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:51:13,152 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 12:51:13,152 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 12:51:14,531 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 12:51:14,531 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:51:14,541 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 12:51:14,541 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 12:51:14,645 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 12:51:14,646 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:51:14,648 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 12:51:14,648 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 12:51:14,737 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 12:51:14,738 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:51:14,739 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 12:51:14,739 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 12:51:14,815 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 12:51:14,815 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:51:14,817 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 12:51:14,817 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 12:51:14,828 PM [main] [WARN] YangLibraryWriter - ietf-yang-library not present in context, skipping update 12:51:14,829 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled