diff -r 46ab0c6b28dc -r 7f366dd3df1f tests/test-remotefilelog-gc.t
--- a/tests/test-remotefilelog-gc.t	Wed Jan 30 19:29:32 2019 -0500
+++ b/tests/test-remotefilelog-gc.t	Wed Jan 30 17:22:07 2019 -0800
@@ -107,6 +107,6 @@
 # Test that warning is displayed when the repo path is malformed
 
   $ printf "asdas\0das" >> $CACHEDIR/repos
-  $ hg gc 2>&1 | head -n2
-  warning: malformed path: * (glob)
-  Traceback (most recent call last):
+  $ hg gc
+  abort: invalid path asdas\x00da: stat() argument 1 must be encoded string without null bytes, not str (esc)
+  [255]