Testsuite: org.apache.catalina.loader.TestWebappClassLoaderMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.512 sec
------------- Standard Error -----------------
30-Apr-2024 12:42:29.997 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
30-Apr-2024 12:42:31.344 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
30-Apr-2024 12:42:31.391 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
30-Apr-2024 12:42:31.397 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/11.0.0-M20-dev]
30-Apr-2024 12:42:31.599 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-39767"]
30-Apr-2024 12:42:31.953 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.
30-Apr-2024 12:42:31.966 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-39767"]
30-Apr-2024 12:42:31.969 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
30-Apr-2024 12:42:31.971 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-39767"]
30-Apr-2024 12:42:31.976 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-39767"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.349 sec