--- a/tests/test-evolve-phase-divergence.t	Sun Nov 10 18:08:57 2019 +0530
+++ b/tests/test-evolve-phase-divergence.t	Sun Nov 10 16:32:34 2019 +0530
@@ -2032,4 +2032,6 @@
   1 changesets pruned
 
   $ hg touch --hidden -r 2
-  1 new phase-divergent changesets
+  abort: revision being rewritten has a public predecessor 7c3bad9141dc, performing 'touch' will create phase-divergence
+  (For more, see 'hg help evolution.instability')
+  [255]