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 12:52:32,659 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 12:52:32,663 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:52:32,676 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 12:52:32,677 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 12:52:32,732 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 12:52:32,732 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:52:32,733 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library cleaned successfully 12:52:32,733 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer stopped 12:52:33,959 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 12:52:33,960 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:52:33,968 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 12:52:33,969 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 12:52:34,72 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 12:52:34,73 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:52:34,76 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 12:52:34,76 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 12:52:34,158 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 12:52:34,159 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:52:34,160 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 12:52:34,160 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled 12:52:34,235 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library writer starting update to 1 12:52:34,236 PM [main] [DEBUG] YangLibraryWriter - Allocated new transaction chain 12:52:34,238 PM [main] [DEBUG] YangLibraryWriter - ietf-yang-library updated successfully 12:52:34,238 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state enabled 12:52:34,249 PM [main] [WARN] YangLibraryWriter - ietf-yang-library not present in context, skipping update 12:52:34,249 PM [main] [INFO] YangLibraryWriter - ietf-yang-library writer started with modules-state disabled