diff -r bae0912dd160 Lib/posixpath.py
--- a/Lib/posixpath.py	Thu Oct 01 08:56:54 2015 +0200
+++ b/Lib/posixpath.py	Thu Oct 01 09:56:35 2015 +0200
@@ -194,7 +194,7 @@
     else:
         parent = join(path, '..')
     try:
-        s2 = os.lstat(parent)
+        s2 = os.lstat(abspath(parent))
     except OSError:
         return False