Just ignore all OSError for rm_rf

script/lib/util.py

@@ -133,9 +133,8 @@ def make_zip(zip_file_path, files, dirs):
 def rm_rf(path):
   try:
     shutil.rmtree(path)
-  except OSError as e:
-    if e.errno != errno.ENOENT and e.errno != errno.EIO:
-      raise
+  except OSError:
+    pass
 
 
 def safe_unlink(path):