autobuild[sn-devel-104]: intermittent test failure detected

[autobuild]

The autobuild test system (on sn-devel-104) 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.sn-devel-104/2016-03-09-2109/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-03-09-2109/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-03-09-2109/samba.stdout
  
The top commit at the time of the failure was:

commit 1c796547f20fa3c7c2e93fd5ce6ee8453a2bb435
Author: Douglas Bagnall <douglas.bagnall at catalyst.net.nz>
Date:   Tue Mar 8 10:23:09 2016 +1300

    configure: set HAVE___ATTRIBUTE__ for heimdal
    
    Without this, heimdal ends up defining __attribute__ away, causing
    gcc-6 compile errors with -Werror=return-type because it can't tell
    when functions have __attribute__((noreturn)).
    
    Signed-off-by: Douglas Bagnall <douglas.bagnall at catalyst.net.nz>
    Reviewed-by: Andrew Bartlett <abartlet at samba.org>
    Reviewed-by: Garming Sam <garming at catalyst.net.nz>
    
    Autobuild-User(master): Andrew Bartlett <abartlet at samba.org>
    Autobuild-Date(master): Wed Mar  9 13:52:26 CET 2016 on sn-devel-144