--- a/hgext3rd/evolve/obshistory.py	Fri Jun 16 17:55:55 2017 +0200
+++ b/hgext3rd/evolve/obshistory.py	Fri Jun 16 17:58:17 2017 +0200
@@ -671,12 +671,11 @@
 
     return markers
 
-def preparesuccessorset(successorset, pathscache):
+def preparesuccessorset(successorset, rawmarkers):
     """ For a successor set, get all related markers, compute the set of user,
     the min date and the max date
     """
     hex = nodemod.hex
-    rawmarkers = successorsetallmarkers(successorset, pathscache)
 
     successorset = [hex(n) for n in successorset]