Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/9210cbec00d94c8ca45ffe1ceebb1857 : FAILURE in 4m 31s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/8087fe92fc994e2689833d8211649d78 : SUCCESS in 4m 49s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/b7c006425f944f8fa56b0bc0aee29b26 : SUCCESS in 4m 27s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/2035b77d20244c7397d554911e2ebce0 : SUCCESS in 5m 06s