diff -r 51b0e799352f -r fb42030d79d6 mercurial/copies.py
--- a/mercurial/copies.py	Thu Jun 26 14:35:50 2008 -0500
+++ b/mercurial/copies.py	Thu Jun 26 14:35:50 2008 -0500
@@ -67,7 +67,7 @@
     #   - quit when interesting revs is zero
 
     cl = repo.changelog
-    working = cl.count() # pseudo rev for the working directory
+    working = len(cl) # pseudo rev for the working directory
     if a is None:
         a = working
     if b is None: