Fix a race condition problem

I've fixed #3857.

And I am sorry. I didn't know my commit was notified to upstream automatically. 
I shouldn't have done force-push.
Thanks. Now, I know the reason.
<pre>
&lt;exclude-pattern&gt;*/Test/Case/*&lt;/exclude-pattern&gt;
&lt;exclude-pattern&gt;*/Test/test_app/*&lt;/exclude-pattern&gt;
</pre>
These rules aren't available in windows.
Because windows uses \ .