Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.376 sec
------------- Standard Error -----------------
19-Oct-2023 03:11:40.158 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
19-Oct-2023 03:11:40.834 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
19-Oct-2023 03:11:40.885 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
19-Oct-2023 03:11:40.889 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.83-dev]
19-Oct-2023 03:11:41.036 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-42137"]
19-Oct-2023 03:11:41.124 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.
19-Oct-2023 03:11:41.130 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-42137"]
19-Oct-2023 03:11:41.134 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
19-Oct-2023 03:11:41.135 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-42137"]
19-Oct-2023 03:11:41.140 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-42137"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 1.29 sec