Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.577 sec
------------- Standard Error -----------------
24-Oct-2023 12:30:29.070 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
24-Oct-2023 12:30:29.917 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
24-Oct-2023 12:30:29.954 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
24-Oct-2023 12:30:29.964 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.83-dev]
24-Oct-2023 12:30:30.161 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-44909"]
24-Oct-2023 12:30:30.358 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.
24-Oct-2023 12:30:30.364 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-44909"]
24-Oct-2023 12:30:30.371 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
24-Oct-2023 12:30:30.373 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-44909"]
24-Oct-2023 12:30:30.379 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-44909"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 1.519 sec