diff -r 598ff1df3b92 -r 299af91b8b6e hgext/evolve.py
--- a/hgext/evolve.py	Mon Jul 30 22:45:06 2012 +0200
+++ b/hgext/evolve.py	Fri Aug 03 17:48:21 2012 +0200
@@ -359,7 +359,7 @@
             new = [node.nullid]
         for n in targetnodes:
             if not repo[n].mutable():
-                ui.warn(_("Can't kill immutable changeset %s") % repo[n])
+                ui.warn(_("cannot kill immutable changeset %s\n") % repo[n])
             else:
                 for ne in new:
                     repo.addobsolete(ne, n)