Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.735 sec
------------- Standard Error -----------------
18-Apr-2023 21:00:30.364 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
18-Apr-2023 21:00:31.196 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
18-Apr-2023 21:00:31.264 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
18-Apr-2023 21:00:31.265 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/10.1.9-dev]
18-Apr-2023 21:00:31.422 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-43707"]
18-Apr-2023 21:00:31.764 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.
18-Apr-2023 21:00:31.815 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-43707"]
18-Apr-2023 21:00:31.817 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
18-Apr-2023 21:00:31.818 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-43707"]
18-Apr-2023 21:00:31.823 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-43707"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 1.663 sec