Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.937 sec
------------- Standard Output ---------------
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
class java.lang.Thread [pool-1-thread-1] EXITING
class java.lang.Thread [pool-1-thread-2] EXITING
------------- ---------------- ---------------
------------- Standard Error -----------------
12-Mar-2024 15:24:20.176 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
12-Mar-2024 15:24:21.667 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"]
12-Mar-2024 15:24:21.901 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
12-Mar-2024 15:24:21.916 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/8.5.100-dev]
12-Mar-2024 15:24:22.179 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44657"]
12-Mar-2024 15:24:22.550 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$Worker.run(ThreadPoolExecutor.java:628)
 java.base@11.0.16.1/java.lang.Thread.run(Thread.java:829)
12-Mar-2024 15:24:22.556 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-2] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
 java.base@11.0.16.1/java.io.PrintStream.println(PrintStream.java:882)
 app//org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak$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)
12-Mar-2024 15:24:22.559 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@11.0.16.1/java.io.ByteArrayOutputStream.write(ByteArrayOutputStream.java:155)
 java.base@11.0.16.1/java.io.PrintStream.write(PrintStream.java:559)
 app//org.apache.tools.ant.util.TeeOutputStream.write(TeeOutputStream.java:86)
 java.base@11.0.16.1/java.io.PrintStream.write(PrintStream.java:559)
 java.base@11.0.16.1/sun.nio.cs.StreamEncoder.writeBytes(StreamEncoder.java:233)
 java.base@11.0.16.1/sun.nio.cs.StreamEncoder.implFlushBuffer(StreamEncoder.java:312)
 java.base@11.0.16.1/sun.nio.cs.StreamEncoder.flushBuffer(StreamEncoder.java:104)
 java.base@11.0.16.1/java.io.OutputStreamWriter.flushBuffer(OutputStreamWriter.java:181)
 java.base@11.0.16.1/java.io.PrintStream.write(PrintStream.java:606)
 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)
12-Mar-2024 15:24:22.562 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-5] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
12-Mar-2024 15:24:22.585 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44657"]
12-Mar-2024 15:24:22.587 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
12-Mar-2024 15:24:22.591 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44657"]
12-Mar-2024 15:24:22.600 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44657"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.815 sec