[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/47bc685a79294d1fbf88b571b266a0... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/b6c0037b488f4578bb63d0397bfc4d33 : SUCCESS in 3m 32s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c855c204f3ae4694b1cf9bcb58ba297b : SUCCESS in 5m 02s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/5ceb43c8958a4a908fe9797a1e2f8dc6 : SUCCESS in 5m 01s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/78f2eb8ffb614ed5b3e9c6367cd5e91d : FAILURE in 3m 52s