[Openstack-stable-maint] Stable check of openstack/oslo.messaging for ref refs/heads/stable/train failed

Build failed. https://zuul.opendev.org/t/openstack/buildset/160b59623dc342e8b9f60fab2aac61... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/9f3e7e4ce0774b5d8e8711138d44966d : SUCCESS in 4m 06s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/dd7b1db8997049c7a709e620d399836b : TIMED_OUT in 40m 40s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/76a00cfe27fa4ddc9c18b848553c30af : SUCCESS in 5m 28s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/89d170712c774907a6f1cb8edbbf2318 : FAILURE in 4m 25s