--- a/tests/test-topic-push-concurrent-on.t	Sat Dec 16 23:40:39 2017 +0100
+++ b/tests/test-topic-push-concurrent-on.t	Tue Jan 16 04:35:34 2018 +0100
@@ -58,6 +58,7 @@
   $ hg add ccc
   $ hg commit -m 'CC'
   created new head
+  (consider using topic for lightweight branches. See 'hg help topic')
   $ hg outgoing -G
   comparing with $TESTTMP/main (glob)
   searching for changes
@@ -313,6 +314,7 @@
   $ hg add ggg
   $ hg commit -m 'CG'
   created new head
+  (consider using topic for lightweight branches. See 'hg help topic')
   $ hg up 'desc(CF)'
   switching to topic babar
   2 files updated, 0 files merged, 1 files removed, 0 files unresolved