[23:38:00.383] config java.util.stream.LoggingTestCase.after(org.testng.internal.TestResult@2c0dd2f0): success [0ms]
[23:38:00.383] config java.util.stream.LoggingTestCase.before(): success [0ms]
[01:45:33.557] Timeout signalled after 7680 seconds

The stack dump shows:

  "tid": "26",
            "time": "2025-10-21T01:45:45.109432Z",
            "name": "MainThread",
            "state": "WAITING",
            "parkBlocker": {
              "object": "java.util.stream.ForEachOps$ForEachTask@1668394"
            },
            "stack": [
              "java.base\/jdk.internal.misc.Unsafe.park(Native Method)",
              "java.base\/java.util.concurrent.locks.LockSupport.park(LockSupport.java:369)",
              "java.base\/java.util.concurrent.ForkJoinTask.awaitDone(ForkJoinTask.java:445)",
              "java.base\/java.util.concurrent.ForkJoinTask.awaitDone(ForkJoinTask.java:500)",
              "java.base\/java.util.concurrent.ForkJoinTask.join(ForkJoinTask.java:669)",
              "java.base\/java.util.concurrent.ForkJoinTask.invoke(ForkJoinTask.java:684)",
              "java.base\/java.util.stream.ForEachOps$ForEachOp.evaluateParallel(ForEachOps.java:162)",
              "java.base\/java.util.stream.ForEachOps$ForEachOp$OfDouble.evaluateParallel(ForEachOps.java:233)",
              "java.base\/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:264)",
              "java.base\/java.util.stream.DoublePipeline.forEach(DoublePipeline.java:435)",
              "java.base\/java.util.stream.DoublePipeline$Head.forEach(DoublePipeline.java:631)",
              "java.base\/java.util.stream.DoubleStreamTestScenario$14.run(DoubleStreamTestScenario.java:171)",
              "java.base\/java.util.stream.DoubleStreamTestScenario.run(DoubleStreamTestScenario.java:226)",
              "java.base\/java.util.stream.OpTestCase$ExerciseDataStreamBuilder.exercise(OpTestCase.java:404)",
              "java.base\/java.util.stream.OpTestCase.exerciseOps(OpTestCase.java:110)",
              "java.base\/java.util.stream.DoubleNodeTest.testStreams(DoubleNodeTest.java:156)",
              "java.base\/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)",
              "java.base\/java.lang.reflect.Method.invoke(Method.java:565)",
              "org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:132)",
              "org.testng.internal.TestInvoker.invokeMethod(TestInvoker.java:599)",
              "org.testng.internal.TestInvoker.invokeTestMethod(TestInvoker.java:174)",
              "org.testng.internal.MethodRunner.runInSequence(MethodRunner.java:46)",
              "org.testng.internal.TestInvoker$MethodInvocationAgent.invoke(TestInvoker.java:822)",
              "org.testng.internal.TestInvoker.invokeTestMethods(TestInvoker.java:147)",
              "org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:146)",
              "org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:128)",
              "java.base\/java.util.ArrayList.forEach(ArrayList.java:1604)",
              "org.testng.TestRunner.privateRun(TestRunner.java:764)",
              "org.testng.TestRunner.run(TestRunner.java:585)",
              "org.testng.SuiteRunner.runTest(SuiteRunner.java:384)",
              "org.testng.SuiteRunner.runSequentially(SuiteRunner.java:378)",
              "org.testng.SuiteRunner.privateRun(SuiteRunner.java:337)",
              "org.testng.SuiteRunner.run(SuiteRunner.java:286)",
              "org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:53)",
              "org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:96)",
              "org.testng.TestNG.runSuitesSequentially(TestNG.java:1218)",
              "org.testng.TestNG.runSuitesLocally(TestNG.java:1140)",
              "org.testng.TestNG.runSuites(TestNG.java:1069)",
              "org.testng.TestNG.run(TestNG.java:1037)",
              "com.sun.javatest.regtest.agent.TestNGRunner.main(TestNGRunner.java:109)",
              "com.sun.javatest.regtest.agent.TestNGRunner.main(TestNGRunner.java:65)",
              "java.base\/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)",
              "java.base\/java.lang.reflect.Method.invoke(Method.java:565)",
              "com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)",
              "java.base\/java.lang.Thread.run(Thread.java:1474)"
            ]

but there are no ForkJoinWorker threads running at all.