call site 10 for path.local.remove
path/testing/fscommon.py - line 201
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   def test_mkdir_and_remove(self):
       tmpdir = self.root
       py.test.raises(py.error.EEXIST, tmpdir.mkdir, 'sampledir')
       new = tmpdir.join('mktest1')
       new.mkdir()
       assert new.check(dir=1)
       new.remove()
   
       new = tmpdir.mkdir('mktest')
       assert new.check(dir=1)
->     new.remove()
       assert tmpdir.join('mktest') == new