diff -r ee72cdc2387b -r 51c0a23b519e tests/test-evolve-continue.t
--- a/tests/test-evolve-continue.t	Sun Jan 28 19:28:08 2018 +0530
+++ b/tests/test-evolve-continue.t	Mon Jan 22 18:52:27 2018 +0530
@@ -130,54 +130,10 @@
 XXX: maybe we should add a message here about evolve resulting in no commit
   $ hg evolve --continue
   evolving 7:ad0a59d83efe "added e"
-  ** Unknown exception encountered with possibly-broken third-party extension evolve
-  ** which supports versions 4.4 of Mercurial.
-  ** Please disable evolve and try your action again.
-  ** If that fixes the bug please report it to https://bz.mercurial-scm.org/
-  ** Python 2.7.12 (default, Dec  4 2017, 14:50:18) [GCC 5.4.0 20160609]
-  ** Mercurial Distributed SCM (version 4.5+64-87416288be98)
-  ** Extensions loaded: rebase, evolve
-  Traceback (most recent call last):
-    File "/tmp/hgtests.vDbR61/install/bin/hg", line 41, in <module>
-      dispatch.run()
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/dispatch.py", line 88, in run
-      status = (dispatch(req) or 0) & 255
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/dispatch.py", line 183, in dispatch
-      ret = _runcatch(req)
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/dispatch.py", line 324, in _runcatch
-      return _callcatch(ui, _runcatchfunc)
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/dispatch.py", line 332, in _callcatch
-      return scmutil.callcatch(ui, func)
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/scmutil.py", line 154, in callcatch
-      return func()
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/dispatch.py", line 314, in _runcatchfunc
-      return _dispatch(req)
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/dispatch.py", line 918, in _dispatch
-      cmdpats, cmdoptions)
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/dispatch.py", line 673, in runcommand
-      ret = _runcommand(ui, options, cmd, d)
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/dispatch.py", line 926, in _runcommand
-      return cmdfunc()
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/dispatch.py", line 915, in <lambda>
-      d = lambda: util.checksignature(func)(ui, *args, **strcmdopt)
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/util.py", line 1195, in check
-      return func(*args, **kwargs)
-    File "/home/foobar/repo/mutable-history/hgext3rd/evolve/evolvecmd.py", line 1141, in evolve
-      obsolete.createmarkers(repo, [(ctx, (repo[node],))])
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/obsolete.py", line 1115, in createmarkers
-      ui=repo.ui)
-    File "/tmp/hgtests.vDbR61/install/lib/python/mercurial/obsolete.py", line 621, in create
-      if len(succ) != 20:
-  TypeError: object of type 'NoneType' has no len()
-  [1]
 
   $ hg glog
   @  8:00a5c774cc37 added d
   |   () draft
-  | *  7:ad0a59d83efe added e
-  | |   () draft
-  | x  6:2a4e03d422e2 added d
-  |/    () draft
   o  5:cb6a2ab625bb added c
   |   () draft
   o  2:b1661037fa25 added b