Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/92f4520a71444896adffd634f738d600 : SUCCESS in 10m 09s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e596553b4369400499ed8ddfd17d72e7 : FAILURE in 5m 39s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/342930b0b863408580a6b53ce27df61e : SUCCESS in 9m 21s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/17af5ec98c5e4038a552efd67ee219a0 : SUCCESS in 8m 59s