Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.679 sec
------------- Standard Output ---------------
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
class java.lang.Thread [pool-1-thread-2] EXITING
class java.lang.Thread [pool-1-thread-1] EXITING
------------- ---------------- ---------------
------------- Standard Error -----------------
29-Dec-2023 11:02:21.536 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
29-Dec-2023 11:02:22.889 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"]
29-Dec-2023 11:02:23.115 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
29-Dec-2023 11:02:23.115 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/11.0.0-M16-dev]
29-Dec-2023 11:02:23.389 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-36295"]
29-Dec-2023 11:02:23.724 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/java.lang.Thread.sleepNanos0(Native Method)
 java.base/java.lang.Thread.sleepNanos(Thread.java:491)
 java.base/java.lang.Thread.sleep(Thread.java:522)
 org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak$ExecutorServlet$Task.run(TestWebappClassLoaderExecutorMemoryLeak.java:120)
 java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
 java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
 java.base/java.lang.Thread.run(Thread.java:1570)
29-Dec-2023 11:02:23.737 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-2] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
 java.base/java.util.concurrent.locks.AbstractQueuedSynchronizer.release(AbstractQueuedSynchronizer.java:1059)
 java.base/java.util.concurrent.locks.ReentrantLock.unlock(ReentrantLock.java:494)
 java.base/java.util.concurrent.ThreadPoolExecutor.interruptIdleWorkers(ThreadPoolExecutor.java:817)
 java.base/java.util.concurrent.ThreadPoolExecutor.tryTerminate(ThreadPoolExecutor.java:723)
 java.base/java.util.concurrent.ThreadPoolExecutor.processWorkerExit(ThreadPoolExecutor.java:1010)
 java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1158)
 java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
 java.base/java.lang.Thread.run(Thread.java:1570)
29-Dec-2023 11:02:23.750 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-36295"]
29-Dec-2023 11:02:23.755 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
29-Dec-2023 11:02:23.760 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-36295"]
29-Dec-2023 11:02:23.763 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-36295"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.559 sec