Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.503 sec
------------- Standard Error -----------------
22-Feb-2024 13:16:03.382 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
22-Feb-2024 13:16:04.680 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"]
22-Feb-2024 13:16:04.826 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
22-Feb-2024 13:16:04.830 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.87-dev]
22-Feb-2024 13:16:05.050 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-35225"]
22-Feb-2024 13:16:05.316 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.
22-Feb-2024 13:16:05.342 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-35225"]
22-Feb-2024 13:16:05.345 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
22-Feb-2024 13:16:05.345 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-35225"]
22-Feb-2024 13:16:05.361 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-35225"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.345 sec