test/java/util/logging/LogManagerInstanceTest.java failing intermittently

This test has failed a few times in my environment (very intermittent). The environment is an up to date build of jdk8/tl (essentially b96 + TL fixes for b98 and beyond).


#Test Results (version 2)
#Thu Jul 04 14:57:24 IST 2013
#checksum:695efa37d84377b8
#-----testdescription-----
$file=/data/jenkins/jobs/jdk8-tl-build/builds/2013-07-04_14-07-05/archive/jdk/test/java/util/logging/LogManagerInstanceTest.java
$root=/data/jenkins/jobs/jdk8-tl-build/builds/2013-07-04_14-07-05/archive/jdk/test
keywords=bug8010727
run=USER_SPECIFIED main LogManagerInstanceTest\n
source=LogManagerInstanceTest.java
title=LogManager.addLogger should succeed to add a logger named "" if LogManager.getLogger("") returns null.

#-----environment-----

#-----testresult-----
description=file\:/data/jenkins/jobs/jdk8-tl-build/builds/2013-07-04_14-07-05/archive/jdk/test/java/util/logging/LogManagerInstanceTest.java
elapsed=141 0\:00\:00.141
end=Thu Jul 04 14\:57\:24 IST 2013
environment=regtest
execStatus=Failed. Execution failed\: `main' threw exception\: java.lang.RuntimeException\: Root logger already exists
hostname=ashtown.ie.oracle.com
javatestOS=Linux 3.2.0-23-generic (amd64)
javatestVersion=4.4
jtregVersion=jtreg 4.1 dev b00
script=com.sun.javatest.regtest.RegressionScript
sections=script_messages build compile main
start=Thu Jul 04 14\:57\:24 IST 2013
test=java/util/logging/LogManagerInstanceTest.java
user.name=jenkins
work=/data/jenkins/workspace/jdk8-tl-test/JTwork/java/util/logging

#section:script_messages
----------messages:(5/312)----------
JDK under test: (/data/jenkins/jobs/jdk8-tl-build/lastSuccessful/archive/build/linux-x86_64-normal-server-release/images/j2sdk-image)
java version "1.8.0-internal"
Java(TM) SE Runtime Environment (build 1.8.0-internal-jenkins_2013_07_04_14_08-b00)
Java HotSpot(TM) 64-Bit Server VM (build 25.0-b38, mixed mode)


#section:build
----------messages:(3/107)----------
command: build LogManagerInstanceTest
reason: Named class compiled on demand
elapsed time (seconds): 0.059
result: Passed. Build successful

#section:compile
----------messages:(3/247)----------
command: compile -XDignore.symbol.file=true /data/jenkins/jobs/jdk8-tl-build/builds/2013-07-04_14-07-05/archive/jdk/test/java/util/logging/LogManagerInstanceTest.java
reason: .class file out of date or does not exist
elapsed time (seconds): 0.059
result: Passed. Compilation successful

#section:main
----------messages:(3/131)----------
command: main LogManagerInstanceTest
reason: User specified action: run main LogManagerInstanceTest
elapsed time (seconds): 0.082
----------System.err:(14/802)----------
java.lang.RuntimeException: Root logger already exists
at LogManagerInstanceTest$SecondLogManager.<init>(LogManagerInstanceTest.java:66)
at LogManagerInstanceTest$SecondLogManager.<init>(LogManagerInstanceTest.java:57)
at LogManagerInstanceTest.main(LogManagerInstanceTest.java:42)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:491)
at com.sun.javatest.regtest.MainAction$SameVMRunnable.run(MainAction.java:728)
at java.lang.Thread.run(Thread.java:724)

JavaTest Message: Test threw exception: java.lang.RuntimeException
JavaTest Message: shutting down test

result: Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: Root logger already exists


test result: Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: Root logger already exists