[TESTBUG] compiler/vectorization/TestVectorsNotSavedAtSafepoint.java failed OutOfMemoryError

The following test failed due to OOM in the JDK16 CI:

compiler/vectorization/TestVectorsNotSavedAtSafepoint.java

Here's a snippet from the log file:

#section:main
----------messages:(4/374)----------
command: main -XX:-BackgroundCompilation -XX:+UseCountedLoopSafepoints -XX:LoopStripMiningIter=1000 TestVectorsNotSavedAtSafepoint test1
reason: User specified action: run main/othervm -XX:-BackgroundCompilation -XX:+UseCountedLoopSafepoints -XX:LoopStripMiningIter=1000 TestVectorsNotSavedAtSafepoint test1
Mode: othervm [/othervm specified]
elapsed time (seconds): 3.571
----------configuration:(0/0)----------
----------System.out:(0/0)----------
----------System.err:(13/821)----------
java.lang.OutOfMemoryError: Java heap space
at TestVectorsNotSavedAtSafepoint.main(TestVectorsNotSavedAtSafepoint.java:77)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:832)

JavaTest Message: Test threw exception: java.lang.OutOfMemoryError: Java heap space
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.OutOfMemoryError: Java heap space
----------rerun:(43/6085)*----------