---------System.out:(249/8577)----------
[9:35:11.124] ThreadMonitor> Test mode: DIRECTLY access to MBean
[9:35:11.171] ThreadController> number of created threads: 50
[9:35:11.171] ThreadController> depth for all threads: 200
[9:35:11.171] ThreadController> invocation type: mixed
[9:35:11.173]
Iteration: 0
[9:35:11.364] All threads started: 50
[9:35:11.386] # ERROR: Unexpected 0 element of the stack trace:
[9:35:11.386] # ERROR: java.lang.Module.isNamed
The following stacktrace is for failure analysis.
nsk.share.TestFailure: Unexpected 0 element of the stack trace: java.lang.Module.isNamed
at nsk.share.Log.logExceptionForFailureAnalysis(Log.java:309)
at nsk.share.Log.complain(Log.java:280)
at nsk.monitoring.stress.thread.strace001.checkElement(strace001.java:260)
at nsk.monitoring.stress.thread.strace001.checkTrace(strace001.java:236)
at nsk.monitoring.stress.thread.strace001.run(strace001.java:106)
at nsk.monitoring.stress.thread.strace001.main(strace001.java:51)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
at java.base/java.lang.reflect.Method.invoke(Method.java:565)
at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
at java.base/java.lang.Thread.run(Thread.java:1474)
[9:35:11.418] # ERROR: Unexpected 1 element of the stack trace:
[9:35:11.418] # ERROR: java.lang.Module.moduleForNativeAccess
[9:35:11.419] # ERROR: Unexpected 2 element of the stack trace:
[9:35:11.419] # ERROR: java.lang.Module.ensureNativeAccess
[9:35:11.419] # ERROR: Unexpected 3 element of the stack trace:
[9:35:11.419] # ERROR: java.lang.System$1.ensureNativeAccess
[9:35:11.420] # ERROR: Unexpected 4 element of the stack trace:
[9:35:11.420] # ERROR: jdk.internal.reflect.Reflection.ensureNativeAccess
[9:35:11.421] # ERROR: Unexpected 5 element of the stack trace:
[9:35:11.421] # ERROR: java.lang.ClassLoader.findNative
[9:35:11.422]
Snapshot of thread: 0
[9:35:11.439] 0: java.lang.Module.isNamed(Module.java:179)
[9:35:11.439] 1: java.lang.Module.moduleForNativeAccess(Module.java:285)
[9:35:11.439] 2: java.lang.Module.ensureNativeAccess(Module.java:291)
[9:35:11.439] 3: java.lang.System$1.ensureNativeAccess(System.java:2109)
[9:35:11.440] 4: jdk.internal.reflect.Reflection.ensureNativeAccess(Reflection.java:124)
[9:35:11.440] 5: java.lang.ClassLoader.findNative(ClassLoader.java:2336)
[9:35:11.440] 6: nsk.monitoring.stress.thread.RunningThread.recursionNative(Native Method)
[9:35:11.440] 7: nsk.monitoring.stress.thread.RunningThread.run(strace001.java:346)
[9:35:12.234] All threads have died.
[9:35:12.234]
Iteration: 1
[9:35:12.267] All threads started: 50
[9:35:12.632] All threads have died.
[9:35:12.632]
Iteration: 2
[9:35:12.672] All threads started: 50
[9:35:13.244] All threads have died.
[9:35:13.244]
Iteration: 3
[9:35:13.486] All threads started: 50
[9:35:14.245] All threads have died.
[9:35:14.246]
Iteration: 4
[9:35:14.299] All threads started: 50
[9:35:14.699] All threads have died.
[9:35:14.699]
Iteration: 5
[9:35:14.741] All threads started: 50
[9:35:15.97] All threads have died.
[9:35:15.97]
Iteration: 6
[9:35:15.120] All threads started: 50
[9:35:15.474] All threads have died.
[9:35:15.475]
Iteration: 7
[9:35:15.493] All threads started: 50
[9:35:15.809] All threads have died.
[9:35:15.809]
Iteration: 8
[9:35:15.833] All threads started: 50
[9:35:16.132] All threads have died.
[9:35:16.132]
Iteration: 9
[9:35:16.170] All threads started: 50
[9:35:16.469] All threads have died.
[9:35:16.469]
Iteration: 10
[9:35:16.500] All threads started: 50
[9:35:16.786] All threads have died.
[9:35:16.786]
Iteration: 11
[9:35:16.809] All threads started: 50
[9:35:17.114] All threads have died.
[9:35:17.114]
Iteration: 12
[9:35:17.124] All threads started: 50
[9:35:17.420] All threads have died.
[9:35:17.421]
Iteration: 13
[9:35:17.433] All threads started: 50
[9:35:17.779] All threads have died.
[9:35:17.780]
Iteration: 14
[9:35:17.790] All threads started: 50
[9:35:18.106] All threads have died.
[9:35:18.106]
Iteration: 15
[9:35:18.115] All threads started: 50
[9:35:18.421] All threads have died.
[9:35:18.422]
Iteration: 16
[9:35:18.452] All threads started: 50
[9:35:18.795] All threads have died.
[9:35:18.796]
Iteration: 17
[9:35:18.816] All threads started: 50
[9:35:19.168] All threads have died.
[9:35:19.168]
Iteration: 18
[9:35:19.179] All threads started: 50
[9:35:19.494] All threads have died.
[9:35:19.495]
Iteration: 19
[9:35:19.507] All threads started: 50
[9:35:19.817] All threads have died.
[9:35:19.817]
Iteration: 20
[9:35:19.828] All threads started: 50
[9:35:20.152] All threads have died.
[9:35:20.153]
Iteration: 21
[9:35:20.178] All threads started: 50
[9:35:20.512] All threads have died.
[9:35:20.512]
Iteration: 22
[9:35:20.521] All threads started: 50
[9:35:20.838] All threads have died.
[9:35:20.838]
Iteration: 23
[9:35:20.850] All threads started: 50
[9:35:21.346] All threads have died.
[9:35:21.346]
Iteration: 24
[9:35:21.358] All threads started: 50
[9:35:21.779] All threads have died.
[9:35:21.779]
Iteration: 25
[9:35:21.804] All threads started: 50
[9:35:22.78] All threads have died.
[9:35:22.79]
Iteration: 26
[9:35:22.86] All threads started: 50
[9:35:22.363] All threads have died.
[9:35:22.364]
Iteration: 27
[9:35:22.385] All threads started: 50
[9:35:22.701] All threads have died.
[9:35:22.701]
Iteration: 28
[9:35:22.712] All threads started: 50
[9:35:23.60] All threads have died.
[9:35:23.61]
Iteration: 29
[9:35:23.135] All threads started: 50
[9:35:23.571] All threads have died.
[9:35:23.571]
Iteration: 30
[9:35:23.580] All threads started: 50
[9:35:23.940] All threads have died.
[9:35:23.940]
Iteration: 31
[9:35:23.968] All threads started: 50
[9:35:24.277] All threads have died.
[9:35:24.277]
Iteration: 32
[9:35:24.285] All threads started: 50
[9:35:24.688] All threads have died.
[9:35:24.688]
Iteration: 33
[9:35:24.715] All threads started: 50
[9:35:25.127] All threads have died.
[9:35:25.127]
Iteration: 34
[9:35:25.138] All threads started: 50
[9:35:25.421] All threads have died.
[9:35:25.421]
Iteration: 35
[9:35:25.429] All threads started: 50
[9:35:25.717] All threads have died.
[9:35:25.717]
Iteration: 36
[9:35:25.725] All threads started: 50
[9:35:26.8] All threads have died.
[9:35:26.8]
Iteration: 37
[9:35:26.16] All threads started: 50
[9:35:26.300] All threads have died.
[9:35:26.300]
Iteration: 38
[9:35:26.312] All threads started: 50
[9:35:26.618] All threads have died.
[9:35:26.618]
Iteration: 39
[9:35:26.657] All threads started: 50
[9:35:27.532] All threads have died.
[9:35:27.532]
Iteration: 40
[9:35:27.541] All threads started: 50
[9:35:27.823] All threads have died.
[9:35:27.823]
Iteration: 41
[9:35:27.831] All threads started: 50
[9:35:28.95] All threads have died.
[9:35:28.95]
Iteration: 42
[9:35:28.105] All threads started: 50
[9:35:28.371] All threads have died.
[9:35:28.372]
Iteration: 43
[9:35:28.379] All threads started: 50
[9:35:28.669] All threads have died.
[9:35:28.669]
Iteration: 44
[9:35:28.676] All threads started: 50
[9:35:28.953] All threads have died.
[9:35:28.953]
Iteration: 45
[9:35:28.960] All threads started: 50
[9:35:29.252] All threads have died.
[9:35:29.252]
Iteration: 46
[9:35:29.260] All threads started: 50
[9:35:29.546] All threads have died.
[9:35:29.546]
Iteration: 47
[9:35:29.554] All threads started: 50
[9:35:29.826] All threads have died.
[9:35:29.826]
Iteration: 48
[9:35:29.835] All threads started: 50
[9:35:30.100] All threads have died.
[9:35:30.100]
Iteration: 49
[9:35:30.109] All threads started: 50
[9:35:30.376] All threads have died.
[9:35:30.377] # ERROR: TEST FAILED.
The following stacktrace is for failure analysis.
nsk.share.TestFailure: TEST FAILED.
at nsk.share.Log.logExceptionForFailureAnalysis(Log.java:309)
at nsk.share.Log.complain(Log.java:280)
at nsk.monitoring.stress.thread.strace001.run(strace001.java:133)
at nsk.monitoring.stress.thread.strace001.main(strace001.java:51)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
at java.base/java.lang.reflect.Method.invoke(Method.java:565)
at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
at java.base/java.lang.Thread.run(Thread.java:1474)

Nothing seems to have changed at the time this failure happend so perhaps the test got stuck somehow and then sampled this unexpected stack?