Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.799 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-3] EXITING
class java.lang.Thread [pool-1-thread-4] EXITING
class java.lang.Thread [pool-1-thread-5] EXITING
------------- ---------------- ---------------
------------- Standard Error -----------------
01-Feb-2024 15:55:31.500 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
01-Feb-2024 15:55:33.170 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
01-Feb-2024 15:55:33.257 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
01-Feb-2024 15:55:33.257 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/11.0.0-M17-dev]
01-Feb-2024 15:55:33.479 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-46563"]
01-Feb-2024 15:55:33.801 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$Worker.run(ThreadPoolExecutor.java:642)
 java.base/java.lang.Thread.run(Thread.java:1570)
01-Feb-2024 15:55:33.804 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-4] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
 java.base/java.util.HashMap.removeNode(HashMap.java:827)
 java.base/java.util.HashMap.remove(HashMap.java:805)
 java.base/java.util.HashSet.remove(HashSet.java:245)
 java.base/java.util.concurrent.ThreadPoolExecutor.processWorkerExit(ThreadPoolExecutor.java:1005)
 java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1158)
 java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
 java.base/java.lang.Thread.run(Thread.java:1570)
01-Feb-2024 15:55:33.814 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-46563"]
01-Feb-2024 15:55:33.817 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
01-Feb-2024 15:55:33.818 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-46563"]
01-Feb-2024 15:55:33.827 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-46563"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.646 sec