Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.467 sec
------------- Standard Error -----------------
05-Jan-2024 16:54:54.859 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
05-Jan-2024 16:54:56.112 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"]
05-Jan-2024 16:54:56.305 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
05-Jan-2024 16:54:56.311 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.86-dev]
05-Jan-2024 16:54:56.599 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-45401"]
05-Jan-2024 16:54:56.785 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.
05-Jan-2024 16:54:56.796 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-45401"]
05-Jan-2024 16:54:56.798 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
05-Jan-2024 16:54:56.807 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-45401"]
05-Jan-2024 16:54:56.826 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-45401"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.385 sec