java/io/File/MaxPathLength.java fails intermittently in the clean-up stage

MaxPathLength.java testcase failed when cleaning up those created long-path directories.

Here is the test log,

#Test Results (version 2)
#Thu Oct 17 18:30:55 PDT 2013
#checksum:6bd157ec10254eb5
#-----testdescription-----
$file=C\:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File\\MaxPathLength.java
$root=C\:\\Users\\aurora\\sandbox\\testbase\\test
keywords=bug4759207 bug4403166 bug4165006 bug4403166 bug6182812 bug6274272 bug7160013
run=ASSUMED_ACTION main MaxPathLength\r\n
source=MaxPathLength.java
title=Test to see if win32 path length can be greater than 260

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

#-----testresult-----
description=file\:/C\:/Users/aurora/sandbox/testbase/test/java/io/File/MaxPathLength.java
elapsed=201 0\:00\:00.201
end=Thu Oct 17 18\:30\:55 PDT 2013
environment=regtest
execStatus=Failed. Execution failed\: `main' threw exception\: java.nio.file.DirectoryNotEmptyException\: .\\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa3\\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4\\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa5
hostname=sc11136372.us.oracle.com
javatestOS=Windows 8 6.2 (amd64)
javatestVersion=4.4
jtregVersion=jtreg 4.1 fcs b07
script=com.sun.javatest.regtest.RegressionScript
sections=script_messages build compile main
start=Thu Oct 17 18\:30\:54 PDT 2013
test=java/io/File/MaxPathLength.java
user.name=aurora
work=C\:\\Users\\aurora\\sandbox\\gresults\\testoutput\\jdk_io\\JTwork\\java\\io\\File

#section:script_messages
----------messages:(5/230)*----------
JDK under test: (C:\\Users\\aurora\\sandbox\\jdk)
java version "1.8.0-ea"
Java(TM) SE Runtime Environment (build 1.8.0-ea-langtools-nightly-h503-20131017-b113-b00)
Java HotSpot(TM) 64-Bit Server VM (build 25.0-b53, mixed mode)


#section:build
----------messages:(3/101)----------
command: build MaxPathLength
reason: Named class compiled on demand
elapsed time (seconds): 0.082
result: Passed. Build successful

#section:compile
----------messages:(3/206)*----------
command: compile -XDignore.symbol.file=true C:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File\\MaxPathLength.java
reason: .class file out of date or does not exist
elapsed time (seconds): 0.082
----------rerun:(22/1945)*----------
'PATH=C:\\curl;C:\\PROGRA~2\\MKSTOO~1\\bin64;C:\\PROGRA~2\\MKSTOO~1\\bin;C:\\PROGRA~2\\MKSTOO~1\\bin\\X11;C:\\PROGRA~2\\MKSTOO~1\\mksnt;C:\\Windows\\system32;C:\\Windows;C:\\Windows\\System32\\Wbem;C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\' \\
SystemDrive=C: \\
'SystemRoot=C:\\Windows' \\
'TEMP=C:\\Users\\aurora\\AppData\\Local\\Temp' \\
'TMP=C:\\Users\\aurora\\AppData\\Local\\Temp' \\
'windir=C:\\Windows' \\
    'C:\\Users\\aurora\\sandbox\\jdk\\bin\\javac' \\
        -J-ea \\
        -J-esa \\
        -J-Xmx512m \\
        -J-Dtest.vm.opts='-ea -esa -Xmx512m' \\
        -J-Dcompile.jdk='C:\\Users\\aurora\\sandbox\\jdk' \\
        -J-Dtest.src.path='C:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File' \\
        -J-Dtest.src='C:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File' \\
        -J-Dtest.tool.vm.opts='-J-ea -J-esa -J-Xmx512m' \\
        -J-Dtest.class.path='C:\\Users\\aurora\\sandbox\\gresults\\testoutput\\jdk_io\\JTwork\\classes\\java\\io\\File' \\
        -J-Dtest.classes='C:\\Users\\aurora\\sandbox\\gresults\\testoutput\\jdk_io\\JTwork\\classes\\java\\io\\File' \\
        -J-Dtest.class.path.prefix='C:\\Users\\aurora\\sandbox\\gresults\\testoutput\\jdk_io\\JTwork\\classes\\java\\io\\File;C:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File' \\
        -J-Dtest.jdk='C:\\Users\\aurora\\sandbox\\jdk' \\
        -J-Dtest.java.opts= \\
        -J-Dtest.compiler.opts= \\
        -d 'C:\\Users\\aurora\\sandbox\\gresults\\testoutput\\jdk_io\\JTwork\\classes\\java\\io\\File' -classpath 'C:\\Users\\aurora\\sandbox\\gresults\\testoutput\\jdk_io\\JTwork\\classes\\java\\io\\File;C:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File;C:\\Users\\aurora\\sandbox\\jdk\\lib\\tools.jar' -sourcepath 'C:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File' -XDignore.symbol.file=true 'C:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File\\MaxPathLength.java'
result: Passed. Compilation successful

#section:main
----------messages:(3/128)----------
command: main MaxPathLength
reason: Assumed action based on file name: run main MaxPathLength
elapsed time (seconds): 0.118
----------rerun:(20/1612)*----------
'PATH=C:\\curl;C:\\PROGRA~2\\MKSTOO~1\\bin64;C:\\PROGRA~2\\MKSTOO~1\\bin;C:\\PROGRA~2\\MKSTOO~1\\bin\\X11;C:\\PROGRA~2\\MKSTOO~1\\mksnt;C:\\Windows\\system32;C:\\Windows;C:\\Windows\\System32\\Wbem;C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\' \\
SystemDrive=C: \\
'SystemRoot=C:\\Windows' \\
'TEMP=C:\\Users\\aurora\\AppData\\Local\\Temp' \\
'TMP=C:\\Users\\aurora\\AppData\\Local\\Temp' \\
'windir=C:\\Windows' \\
    'C:\\Users\\aurora\\sandbox\\jdk\\bin\\java' \\
        -Dtest.vm.opts='-ea -esa -Xmx512m' \\
        -Dcompile.jdk='C:\\Users\\aurora\\sandbox\\jdk' \\
        -Dtest.src.path='C:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File' \\
        -Dtest.src='C:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File' \\
        -Dtest.tool.vm.opts='-J-ea -J-esa -J-Xmx512m' \\
        -Dtest.class.path='C:\\Users\\aurora\\sandbox\\gresults\\testoutput\\jdk_io\\JTwork\\classes\\java\\io\\File' \\
        -Dtest.classes='C:\\Users\\aurora\\sandbox\\gresults\\testoutput\\jdk_io\\JTwork\\classes\\java\\io\\File' \\
        -Dtest.class.path.prefix='C:\\Users\\aurora\\sandbox\\gresults\\testoutput\\jdk_io\\JTwork\\classes\\java\\io\\File;C:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File' \\
        -Dtest.jdk='C:\\Users\\aurora\\sandbox\\jdk' \\
        -Dtest.java.opts= \\
        -Dtest.compiler.opts= \\
        -classpath 'C:\\Users\\aurora\\sandbox\\gresults\\testoutput\\jdk_io\\JTwork\\classes\\java\\io\\File;C:\\Users\\aurora\\sandbox\\testbase\\test\\java\\io\\File;C:\\Users\\aurora\\sandbox\\jdk\\lib\\tools.jar' \\
        MaxPathLength
----------System.err:(16/1083)*----------
java.nio.file.DirectoryNotEmptyException: .\\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa3\\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4\\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa5
at sun.nio.fs.WindowsFileSystemProvider.implDelete(WindowsFileSystemProvider.java:266)
at sun.nio.fs.AbstractFileSystemProvider.deleteIfExists(AbstractFileSystemProvider.java:108)
at java.nio.file.Files.deleteIfExists(Files.java:1162)
at MaxPathLength.testLongPath(MaxPathLength.java:185)
at MaxPathLength.main(MaxPathLength.java:54)
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:483)
at com.sun.javatest.regtest.MainAction$SameVMRunnable.run(MainAction.java:746)
at java.lang.Thread.run(Thread.java:744)

JavaTest Message: Test threw exception: java.nio.file.DirectoryNotEmptyException
JavaTest Message: shutting down test

result: Failed. Execution failed: `main' threw exception: java.nio.file.DirectoryNotEmptyException: .\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa3\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa5


test result: Failed. Execution failed: `main' threw exception: java.nio.file.DirectoryNotEmptyException: .\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa3\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa5