From the logs of https://build.chromium.org/p/chromium.infra.cron/builders/wpt-importer/builds/434:
Traceback (most recent call last):
File "/mnt/data/b/rr/tmpmJaw9h/w/src/third_party/WebKit/Tools/Scripts/wpt-import", line 18, in <module>
host.exit(importer.main())
File "/mnt/data/b/rr/tmpmJaw9h/w/src/third_party/WebKit/Tools/Scripts/webkitpy/w3c/test_importer.py", line 128, in main
if not self.run_commit_queue_for_cl():
File "/mnt/data/b/rr/tmpmJaw9h/w/src/third_party/WebKit/Tools/Scripts/webkitpy/w3c/test_importer.py", line 171, in run_commit_queue_for_cl
try_results = self.git_cl.filter_latest(try_results)
File "/mnt/data/b/rr/tmpmJaw9h/w/src/third_party/WebKit/Tools/Scripts/webkitpy/common/net/git_cl.py", line 112, in filter_latest
latest_builds = filter_latest_builds(try_results.keys())
AttributeError: 'NoneType' object has no attribute 'keys'
The review was https://chromium-review.googlesource.com/c/603154 and the results look good, reason for failure not obvious.
Comment 1 by bugdroid1@chromium.org
, Aug 7 2017