Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.406 sec
------------- Standard Error -----------------
29-Sep-2023 15:57:30.114 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
29-Sep-2023 15:57:30.901 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
29-Sep-2023 15:57:30.949 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
29-Sep-2023 15:57:30.950 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.81-dev]
29-Sep-2023 15:57:31.081 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-42393"]
29-Sep-2023 15:57:31.192 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.
29-Sep-2023 15:57:31.198 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-42393"]
29-Sep-2023 15:57:31.208 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
29-Sep-2023 15:57:31.209 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-42393"]
29-Sep-2023 15:57:31.214 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-42393"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 1.355 sec