Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/695a720fd1eb454bb5645a2106db52c3 : FAILURE in 9m 33s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/5b598492f26c4f9986c78b7566ac0f00 : SUCCESS in 5m 47s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/8d3ac5045e6e49998ff6dc3d60c6546e : SUCCESS in 6m 41s