--- a/tests/test-userguide.t	Fri Oct 17 17:43:52 2014 -0400
+++ b/tests/test-userguide.t	Mon Oct 20 15:53:00 2014 -0700
@@ -38,7 +38,8 @@
   $ echo 'tweak feature Y' >> file1.c
   $ hg commit --amend -u alice -d '2 0' -m 'implement feature Y'
   $ hg shortlog -q -r fe0ecd3bd2a4
-  abort: unknown revision 'fe0ecd3bd2a4'!
+  abort: hidden revision 'fe0ecd3bd2a4'!
+  (use --hidden to access hidden revisions)
   [255]
   $ hg --hidden shortlog -G
   @  3:934359450037  draft  implement feature Y