Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.37 sec
------------- Standard Output ---------------
class java.lang.Thread [pool-1-thread-1] EXITING
class java.lang.Thread [pool-1-thread-2] EXITING
class java.lang.Thread [pool-1-thread-5] EXITING
class java.lang.Thread [pool-1-thread-4] EXITING
class java.lang.Thread [pool-1-thread-3] EXITING
------------- ---------------- ---------------
------------- Standard Error -----------------
14-Dec-2023 18:34:36.732 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
14-Dec-2023 18:34:37.104 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent Loaded Apache Tomcat Native library [1.2.38] using APR version [1.6.5].
14-Dec-2023 18:34:37.105 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true], UDS [{4}].
14-Dec-2023 18:34:37.105 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR/OpenSSL configuration: useAprConnector [false], useOpenSSL [true]
14-Dec-2023 18:34:37.112 INFO [main] org.apache.catalina.core.AprLifecycleListener.initializeSSL OpenSSL successfully initialized [OpenSSL 1.1.1f  31 Mar 2020]
14-Dec-2023 18:34:37.902 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-apr-127.0.0.1-auto-1"]
14-Dec-2023 18:34:37.951 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
14-Dec-2023 18:34:37.952 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/8.5.98-dev]
14-Dec-2023 18:34:38.194 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-apr-127.0.0.1-auto-1-41911"]
14-Dec-2023 18:34:38.469 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-1] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
 java.base@11.0.16.1/java.lang.Thread.sleep(Native Method)
 app//org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak$ExecutorServlet$Task.run(TestWebappClassLoaderExecutorMemoryLeak.java:120)
 java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
 java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
 java.base@11.0.16.1/java.lang.Thread.run(Thread.java:829)
14-Dec-2023 18:34:38.483 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-2] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
14-Dec-2023 18:34:38.495 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-apr-127.0.0.1-auto-1-41911"]
14-Dec-2023 18:34:38.498 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
14-Dec-2023 18:34:38.499 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-apr-127.0.0.1-auto-1-41911"]
14-Dec-2023 18:34:38.516 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-apr-127.0.0.1-auto-1-41911"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.285 sec