Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/0d14ce5d60c04e9dbf5166ec39c78451 : SUCCESS in 12m 00s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/60348bc6fb59427d9d4380283db465fa : FAILURE in 3m 14s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/fc38cc930b2e4a9ea288c48b194f0ab9 : SUCCESS in 5m 01s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/77132874873b4df58709ec122ed4fa48 : SUCCESS in 3m 48s