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

Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/ed08b21a0b5841d2aa88258ec1217cfc : SUCCESS in 6m 30s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1cd44583aef94bd8ab4f32bc7511e6bc : FAILURE in 8m 30s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/a4f9d66f54db4e79a8541a5d7ea898f0 : SUCCESS in 7m 40s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/6b53fb1f326644cbb585e85a6ac2b75c : SUCCESS in 6m 56s