Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/57c0549eff0f42a8a32c964d3cc1262c : SUCCESS in 6m 50s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/4e78cdfefcf94dcd9c96cc87ecd68c27 : FAILURE in 26m 36s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/277ac0bc7e4e4cf28b8bf56350989def : SUCCESS in 6m 29s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/687081472371432492a7cdf6c4e623ee : SUCCESS in 6m 27s