diff -r 293930a1fa0a -r 813c6855b97f mercurial/obsolete.py
--- a/mercurial/obsolete.py	Mon Sep 08 20:12:58 2014 +0900
+++ b/mercurial/obsolete.py	Wed Sep 10 14:42:52 2014 +0100
@@ -181,7 +181,7 @@
         off += mdsize
         meta = decodemeta(metadata)
         try:
-            when, offset = decodemeta(metadata).pop('date', '0 0').split(' ')
+            when, offset = meta.pop('date', '0 0').split(' ')
             date = float(when), int(offset)
         except ValueError:
             date = (0., 0)