autobuild: intermittent test failure detected

[autobuild]

The autobuild test system has detected an intermittent failing test in 
the current master tree.

The autobuild log of the failure is available here:

   http://git.samba.org/autobuild.flakey/2013-08-13-1537/flakey.log

The samba3 build logs are available here:

   http://git.samba.org/autobuild.flakey/2013-08-13-1537/samba3.stderr
   http://git.samba.org/autobuild.flakey/2013-08-13-1537/samba3.stdout

The source4 build logs are available here:

   http://git.samba.org/autobuild.flakey/2013-08-13-1537/samba.stderr
   http://git.samba.org/autobuild.flakey/2013-08-13-1537/samba.stdout
  
The top commit at the time of the failure was:

commit 52d66d81f1a873b8106973d1cdece032b7080805
Author: Andreas Schneider <asn at samba.org>
Date:   Mon Aug 12 20:22:04 2013 +0200

    s3-winbind: Fix a segfault passing NULL to a fstring argument.
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=10082
    
    Signed-off-by: Andreas Schneider <asn at samba.org>
    Reviewed-by: Volker Lendecke <vl at samba.org>
    
    Autobuild-User(master): Andreas Schneider <asn at cryptomilk.org>
    Autobuild-Date(master): Tue Aug 13 13:58:26 CEST 2013 on sn-devel-104