The following test failed in the jdk/jdk CI:

javax/imageio/stream/StreamCloserLeak/run_test.sh

Here's a snippet of the log file:

All apps finished.
Enumerate strong refs:
=======================
Wait testapp/Uniq17: Current thread: Thread[Finalizer,8,system]
testapp/Uniq17: test is done!
testapp/Uniq15: Current thread: Thread[Finalizer,8,system]
testapp/Uniq15: test is done!
testapp/Uniq2: Current thread: Thread[Finalizer,8,system]
testapp/Uniq2: test is done!
testapp/Uniq1: Current thread: Thread[Finalizer,8,system]
testapp/Uniq1: test is done!
testapp/Uniq18: Current thread: Thread[Finalizer,8,system]
testapp/Uniq18: test is done!
testapp/Uniq7: Current thread: Thread[Finalizer,8,system]
testapp/Uniq7: test is done!
testapp/Uniq19: Current thread: Thread[Finalizer,8,system]
testapp/Uniq19: test is done!
testapp/Uniq12: Current thread: Thread[Finalizer,8,system]
testapp/Uniq12: test is done!
testapp/Uniq14: Current thread: Thread[Finalizer,8,system]
testapp/Uniq14: test is done!
testapp/Uniq11: Current thread: Thread[Finalizer,8,system]
testapp/Uniq11: test is done!
testapp/Uniq8: Current thread: Thread[Finalizer,8,system]
testapp/Uniq8: test is done!
testapp/Uniq6: Current thread: Thread[Finalizer,8,system]
testapp/Uniq6: test is done!
testapp/Uniq3: Current thread: Thread[Finalizer,8,system]
testapp/Uniq3: test is done!
testapp/Uniq9: Current thread: Thread[Finalizer,8,system]
testapp/Uniq9: test is done!
testapp/Uniq16: Current thread: Thread[Finalizer,8,system]
testapp/Uniq16: test is done!
testapp/Uniq13: Current thread: Thread[Finalizer,8,system]
testapp/Uniq13: test is done!
testapp/Uniq5: Current thread: Thread[Finalizer,8,system]
testapp/Uniq5: test is done!
testapp/Uniq10: Current thread: Thread[Finalizer,8,system]
testapp/Uniq10: test is done!
testapp/Uniq4: Current thread: Thread[Finalizer,8,system]
testapp/Uniq4: test is done!
testapp/Uniq0: Current thread: Thread[Finalizer,8,system]
testapp/Uniq0: test is done!
.+..+..+..
Wait for workaround completion...
Wait .+..+..+..
Classloaders still alive:
->testapp/Uniq9
The test failed :-(
exit status was 1
----------System.err:(4/379)*----------
C:\\ade\\mesos\\work_dir\\jib-master\\install\\jdk12-jdk.765\\src.full\\open\\test\\jdk\\javax\\imageio\\stream\\StreamCloserLeak\\run_test.sh: line 125: cd: /Temp: No such file or directory
Exception in thread "main" java.lang.RuntimeException: Test FAILED: exta class loader is detected!
at test.Main.main(Main.java:162)
Test FAILED: some classloaders weren't destroyed.
----------rerun:(30/2986)*----------