Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.571 sec
------------- Standard Output ---------------
class java.lang.Thread [pool-1-thread-5] EXITING
class java.lang.Thread [pool-1-thread-2] EXITING
class java.lang.Thread [pool-1-thread-1] EXITING
class java.lang.Thread [pool-1-thread-3] EXITING
class java.lang.Thread [pool-1-thread-4] EXITING
------------- ---------------- ---------------
------------- Standard Error -----------------
15-Sep-2023 17:21:20.798 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
15-Sep-2023 17:21:21.531 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
15-Sep-2023 17:21:21.577 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
15-Sep-2023 17:21:21.578 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/8.5.94-dev]
15-Sep-2023 17:21:21.765 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-37003"]
15-Sep-2023 17:21:22.007 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$Worker.run(ThreadPoolExecutor.java:628)
 java.base@11.0.16.1/java.lang.Thread.run(Thread.java:829)
15-Sep-2023 17:21:22.012 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-3] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
 java.base@11.0.16.1/java.util.concurrent.locks.ReentrantLock$Sync.tryRelease(ReentrantLock.java:155)
 java.base@11.0.16.1/java.util.concurrent.locks.AbstractQueuedSynchronizer.release(AbstractQueuedSynchronizer.java:1302)
 java.base@11.0.16.1/java.util.concurrent.locks.ReentrantLock.unlock(ReentrantLock.java:439)
 java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor.processWorkerExit(ThreadPoolExecutor.java:991)
 java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
 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)
15-Sep-2023 17:21:22.030 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-37003"]
15-Sep-2023 17:21:22.032 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
15-Sep-2023 17:21:22.039 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-37003"]
15-Sep-2023 17:21:22.043 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-37003"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 1.478 sec