--- a/tests/test-audit-path.t	Sat Oct 14 13:37:14 2017 +0900
+++ b/tests/test-audit-path.t	Sat Oct 14 00:07:26 2017 -0400
@@ -110,6 +110,7 @@
 #else
 ('back' will be a file and cause some other system specific error)
   $ hg update -Cr2
+  back: is both a file and a directory
   abort: * (glob)
   [255]
 #endif