[Yhc] buildbot failure in macosx_x86

[andrewjwilkinsonw at gmail.com]

The Buildbot has detected a failed build of macosx_x86.
Full details are available at:
 http://www.indiegigs.co.uk:8010/macosx_x86/builds/34

Buildbot URL: http://www.indiegigs.co.uk:8010/

Build Reason: 
Build Source Stamp: HEAD
Blamelist: Andrew Wilkinson <aw at cs.york.ac.uk>,Neil Mitchell,golubovsky at gmail.com

BUILD FAILED: failed darcs

sincerely,
 -The Buildbot