Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.279 sec
------------- Standard Error -----------------
09-Oct-2023 19:16:54.677 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
09-Oct-2023 19:16:55.318 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
09-Oct-2023 19:16:55.351 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
09-Oct-2023 19:16:55.351 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.81-dev]
09-Oct-2023 19:16:55.500 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-39091"]
09-Oct-2023 19:16:55.648 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.
09-Oct-2023 19:16:55.668 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-39091"]
09-Oct-2023 19:16:55.671 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
09-Oct-2023 19:16:55.672 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-39091"]
09-Oct-2023 19:16:55.676 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-39091"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 1.223 sec