Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.963 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-4] EXITING
class java.lang.Thread [pool-1-thread-3] EXITING
------------- ---------------- ---------------
------------- Standard Error -----------------
26-Feb-2024 16:20:28.811 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
26-Feb-2024 16:20:30.286 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
26-Feb-2024 16:20:30.353 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
26-Feb-2024 16:20:30.353 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/8.5.100-dev]
26-Feb-2024 16:20:30.795 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-43207"]
26-Feb-2024 16:20:31.187 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$Worker.run(ThreadPoolExecutor.java:628)
 java.base@11.0.16.1/java.lang.Thread.run(Thread.java:829)
26-Feb-2024 16:20:31.195 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-2] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
 java.base@11.0.16.1/java.io.BufferedWriter.write(BufferedWriter.java:224)
 java.base@11.0.16.1/java.io.Writer.write(Writer.java:249)
 java.base@11.0.16.1/java.io.PrintStream.write(PrintStream.java:604)
 java.base@11.0.16.1/java.io.PrintStream.print(PrintStream.java:745)
 java.base@11.0.16.1/java.io.PrintStream.println(PrintStream.java:882)
 app//org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak$ExecutorServlet$Task.run(TestWebappClassLoaderExecutorMemoryLeak.java:125)
 java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
 java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
 java.base@11.0.16.1/java.lang.Thread.run(Thread.java:829)
26-Feb-2024 16:20:31.206 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-43207"]
26-Feb-2024 16:20:31.209 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
26-Feb-2024 16:20:31.210 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-43207"]
26-Feb-2024 16:20:31.228 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-43207"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.84 sec