Windows utest 3.0: ColumnFamilyStoreTest.testScrubDataDirectories failing

    [junit] Testcase: testScrubDataDirectories(org.apache.cassandra.db.ColumnFamilyStoreTest):  Caused an ERROR
    [junit] java.nio.file.AccessDeniedException: build\test\cassandra\data;0\ColumnFamilyStoreTest1\Standard1-a0d5fa503f8b11e58dec831ef068609c\ma-7-big-Index.db
    [junit] FSWriteError in build\test\cassandra\data;0\ColumnFamilyStoreTest1\Standard1-a0d5fa503f8b11e58dec831ef068609c\ma-7-big-Index.db
    [junit]     at org.apache.cassandra.io.util.FileUtils.deleteWithConfirm(FileUtils.java:135)
    [junit]     at org.apache.cassandra.io.util.FileUtils.deleteWithConfirm(FileUtils.java:152)
    [junit]     at org.apache.cassandra.io.util.FileUtils.deleteWithConfirm(FileUtils.java:147)
    [junit]     at org.apache.cassandra.db.ColumnFamilyStore.scrubDataDirectories(ColumnFamilyStore.java:556)
    [junit]     at org.apache.cassandra.db.ColumnFamilyStoreTest.testScrubDataDirectories(ColumnFamilyStoreTest.java:533)
    [junit] Caused by: java.nio.file.AccessDeniedException: build\test\cassandra\data;0\ColumnFamilyStoreTest1\Standard1-a0d5fa503f8b11e58dec831ef068609c\ma-7-big-Index.db
    [junit]     at sun.nio.fs.WindowsException.translateToIOException(WindowsException.java:83)
    [junit]     at sun.nio.fs.WindowsException.rethrowAsIOException(WindowsException.java:97)
    [junit]     at sun.nio.fs.WindowsException.rethrowAsIOException(WindowsException.java:102)
    [junit]     at sun.nio.fs.WindowsFileSystemProvider.implDelete(WindowsFileSystemProvider.java:269)
    [junit]     at sun.nio.fs.AbstractFileSystemProvider.delete(AbstractFileSystemProvider.java:103)
    [junit]     at java.nio.file.Files.delete(Files.java:1126)
    [junit]     at org.apache.cassandra.io.util.FileUtils.deleteWithConfirm(FileUtils.java:129)