--- a/tests/test-backout.t	Tue Oct 06 13:34:51 2020 +0200
+++ b/tests/test-backout.t	Thu Oct 29 13:54:25 2020 +0100
@@ -819,5 +819,5 @@
   1 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ hg backout 2
   removing 3
-  created new head
+  warning: commit already existed in the repository!
   changeset 3:8f188de730d9 backs out changeset 2:cccc23d9d68f