Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.194 sec
------------- Standard Error -----------------
27-Nov-2023 18:14:14.552 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
27-Nov-2023 18:14:15.143 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
27-Nov-2023 18:14:15.173 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
27-Nov-2023 18:14:15.174 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.84-dev]
27-Nov-2023 18:14:15.342 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-34943"]
27-Nov-2023 18:14:15.479 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.
27-Nov-2023 18:14:15.488 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-34943"]
27-Nov-2023 18:14:15.495 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
27-Nov-2023 18:14:15.496 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-34943"]
27-Nov-2023 18:14:15.502 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-34943"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 1.13 sec