sanitized output grepped for failure

 > /usr/bin/git rev-parse refs/remotes/origin/track-down-failure^{commit} # timeout=10
 > /usr/bin/git rev-parse refs/remotes/origin/origin/track-down-failure^{commit} # timeout=10
Checking out Revision cc75f3064d22c486fd9eea79ad58f3310e78cb07 (refs/remotes/origin/track-down-failure)
 > /usr/bin/git rev-parse refs/remotes/origin/track-down-failure^{commit} # timeout=10
 > /usr/bin/git rev-parse refs/remotes/origin/origin/track-down-failure^{commit} # timeout=10
Checking out Revision cc75f3064d22c486fd9eea79ad58f3310e78cb07 (refs/remotes/origin/track-down-failure)
 /usr/bin/install -c -m 644  [... omitted ...]
# XFAIL: 0
# FAIL:  0
# ERROR: 0
# XFAIL: 0
# FAIL:  0
# ERROR: 0
# XFAIL: 0
# FAIL:  0
# ERROR: 0
# XFAIL: 0
# FAIL:  0
# ERROR: 0
# XFAIL: 0
# FAIL:  0
# ERROR: 0
# XFAIL: 0
# FAIL:  0
# ERROR: 0
# XFAIL: 0
# FAIL:  0
# ERROR: 0
# XFAIL: 0
# FAIL:  0
# ERROR: 0
# XFAIL: 0
# FAIL:  0
# ERROR: 0
# XFAIL: 0
# FAIL:  0
# ERROR: 0
# XFAIL: 0
# FAIL:  0
# ERROR: 0
[ ... some docker run calls ommitted ...]
[BFA] No failure causes found
Finished: FAILURE