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

Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/1d7ee05055114408a0fd7dda92e15760 : SUCCESS in 7m 49s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/0613b5c614bd4ea3a336c59510541291 : RETRY_LIMIT in 2m 56s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/e91de780f414423590c046eb013e52c0 : RETRY_LIMIT in 3m 46s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/f987a1e5d19b46af84c0c5926c634bc7 : RETRY_LIMIT in 3m 18s