Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.837 sec
------------- Standard Output ---------------
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-4] EXITING
class java.lang.Thread [pool-1-thread-1] EXITING
class java.lang.Thread [pool-1-thread-5] EXITING
------------- ---------------- ---------------
------------- Standard Error -----------------
08-Dec-2023 21:36:11.894 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
08-Dec-2023 21:36:13.555 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
08-Dec-2023 21:36:13.639 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
08-Dec-2023 21:36:13.644 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/11.0.0-M16-dev]
08-Dec-2023 21:36:13.855 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-43479"]
08-Dec-2023 21:36:14.170 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$Worker.run(ThreadPoolExecutor.java:642)
 java.base/java.lang.Thread.run(Thread.java:1570)
08-Dec-2023 21:36:14.176 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-2] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
 java.base/jdk.internal.misc.Unsafe.park(Native Method)
 java.base/java.util.concurrent.locks.LockSupport.park(LockSupport.java:221)
 java.base/java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:754)
 java.base/java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:990)
 java.base/java.util.concurrent.locks.ReentrantLock$Sync.lock(ReentrantLock.java:153)
 java.base/java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:322)
 java.base/java.util.concurrent.ThreadPoolExecutor.processWorkerExit(ThreadPoolExecutor.java:1002)
 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)
08-Dec-2023 21:36:14.191 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-43479"]
08-Dec-2023 21:36:14.206 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
08-Dec-2023 21:36:14.207 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-43479"]
08-Dec-2023 21:36:14.213 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-43479"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.706 sec