Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.372 sec
------------- Standard Error -----------------
26-Apr-2024 08:49:20.467 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
26-Apr-2024 08:49:21.680 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"]
26-Apr-2024 08:49:21.910 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
26-Apr-2024 08:49:21.922 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/11.0.0-M20-dev]
26-Apr-2024 08:49:22.151 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-39491"]
26-Apr-2024 08:49:22.320 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.
26-Apr-2024 08:49:22.337 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-39491"]
26-Apr-2024 08:49:22.339 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
26-Apr-2024 08:49:22.340 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-39491"]
26-Apr-2024 08:49:22.344 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-39491"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.283 sec