TEST_BUG: java/nio/file/Files/CopyAndMove.java failing intermittently (sol)

b74-nightly-2013-01-20 regression report shows the failure of the test java/nio/file/Files/CopyAndMove.java.

The detail information is as the following,

#Test Results (version 2)
#Sun Jan 20 22:18:00 PST 2013
#checksum:76d20721b127dcc4
#-----testdescription-----
$file=/Users/aurora/sandbox/testbase/test/java/nio/file/Files/CopyAndMove.java
$root=/Users/aurora/sandbox/testbase/test
keywords=bug4313887 bug6838333 bug6917021 bug7006126 bug6950237 othervm
library=..
run=USER_SPECIFIED build CopyAndMove PassThroughFileSystem\nUSER_SPECIFIED main/othervm CopyAndMove\n
source=CopyAndMove.java
title=Unit test for java.nio.file.Files copy and move methods

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

#-----testresult-----
description=file\:/Users/aurora/sandbox/testbase/test/java/nio/file/Files/CopyAndMove.java
elapsed=462 0\:00\:00.462
end=Sun Jan 20 22\:18\:00 PST 2013
environment=regtest
execStatus=Failed. Execution failed\: `main' threw exception\: java.lang.RuntimeException\: Assertion failed
hostname=sc14160049
javatestOS=SunOS 5.10 (x86)
javatestVersion=4.4
jtregVersion=jtreg 4.1 fcs b05
script=com.sun.javatest.regtest.RegressionScript
sections=script_messages build compile build main
start=Sun Jan 20 22\:18\:00 PST 2013
test=java/nio/file/Files/CopyAndMove.java
user.name=aurora
work=/Users/aurora/sandbox/gresults/testoutput/jdk_nio/JTwork/java/nio/file/Files

#section:script_messages
----------messages:(5/214)----------
JDK under test: (/Users/aurora/sandbox/jdk)
java version "1.8.0-ea"
Java(TM) SE Runtime Environment (build 1.8.0-ea-langtools-nightly-h418-20130120-b74-b00)
Java HotSpot(TM) Server VM (build 25.0-b15, mixed mode)


#section:build
----------messages:(3/155)----------
command: build CopyAndMove PassThroughFileSystem
reason: User specified action: run build CopyAndMove PassThroughFileSystem
elapsed time (seconds): 0.056
result: Passed. Build successful

#section:compile
----------messages:(3/253)----------
command: compile /Users/aurora/sandbox/testbase/test/java/nio/file/Files/CopyAndMove.java /Users/aurora/sandbox/testbase/test/java/nio/file/Files/PassThroughFileSystem.java
reason: .class file out of date or does not exist
elapsed time (seconds): 0.056
result: Passed. Compilation successful

#section:build
----------messages:(3/94)----------
command: build CopyAndMove
reason: Named class compiled on demand
elapsed time (seconds): 0.0
result: Passed. All files up to date

#section:main
----------messages:(3/117)----------
command: main CopyAndMove
reason: User specified action: run main/othervm CopyAndMove
elapsed time (seconds): 0.405
----------System.out:(0/0)----------
----------System.err:(19/1052)----------
File time for (dev=1980000,ino=1072482) is 2013-01-21T06:18:00.608687Z
File time for (dev=1980000,ino=1072482) is 2013-01-21T06:18:00.609333Z
java.lang.RuntimeException: Assertion failed
at CopyAndMove.assertTrue(CopyAndMove.java:1110)
at CopyAndMove.checkBasicAttributes(CopyAndMove.java:103)
at CopyAndMove.moveAndVerify(CopyAndMove.java:214)
at CopyAndMove.testMove(CopyAndMove.java:397)
at CopyAndMove.main(CopyAndMove.java:65)
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:477)
at com.sun.javatest.regtest.MainWrapper$MainThread.run(MainWrapper.java:94)
at java.lang.Thread.run(Thread.java:722)

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

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: Assertion failed
result: Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: Assertion failed


test result: Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: Assertion failed