Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.112 sec
------------- Standard Error -----------------
12-Dec-2023 14:05:12.441 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
12-Dec-2023 14:05:13.474 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"]
12-Dec-2023 14:05:13.677 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
12-Dec-2023 14:05:13.677 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.85-dev]
12-Dec-2023 14:05:13.952 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-38041"]
12-Dec-2023 14:05:14.133 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.
12-Dec-2023 14:05:14.139 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-38041"]
12-Dec-2023 14:05:14.142 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
12-Dec-2023 14:05:14.142 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-38041"]
12-Dec-2023 14:05:14.150 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-38041"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 1.985 sec