a few per cent of job crashes reproducibly with no traceback in reconstruction (mc tt)
http://voatlas139.cern.ch:80/monitor/logs/872c471b-acdc-4b99-b0ab-66939c4e61a7/tarball_pandajob_1222868421_fzk-lcg2/athena_stdout_2.txt
(note that these are the first 16.7.0.1 jobs to run)
