Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/7dea69a357594f8580815126d4239f33 : SUCCESS in 7m 53s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/bbc34309cdf14200b025c55a1b21b167 : FAILURE in 7m 09s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/46097027a64f4f4c941ce3b5238de68f : SUCCESS in 6m 19s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/1137ace9820f499889d039db2bc78d9a : SUCCESS in 7m 19s