Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.207 sec
------------- Standard Error -----------------
10-Dec-2023 17:33:19.352 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
10-Dec-2023 17:33:20.392 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"]
10-Dec-2023 17:33:20.553 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
10-Dec-2023 17:33:20.553 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.85-dev]
10-Dec-2023 17:33:20.738 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44927"]
10-Dec-2023 17:33:20.925 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesStopTimerThread The web application [ROOT] appears to have started a TimerThread named [leaked-thread] via the java.util.Timer API but has failed to stop it. To prevent a memory leak, the timer (and hence the associated thread) has been forcibly canceled.
10-Dec-2023 17:33:20.934 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44927"]
10-Dec-2023 17:33:20.940 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
10-Dec-2023 17:33:20.941 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44927"]
10-Dec-2023 17:33:20.953 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44927"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.07 sec