--- a/tests/test-evolve.t	Fri Oct 17 17:43:52 2014 -0400
+++ b/tests/test-evolve.t	Mon Oct 20 15:53:00 2014 -0700
@@ -636,7 +636,8 @@
   3 changesets folded
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg fold 6 # want to run hg fold 6
-  abort: unknown revision '6'!
+  abort: hidden revision '6'!
+  (use --hidden to access hidden revisions)
   [255]
   $ hg log -r 11 --template '{desc}\n'
   add 3