Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/619dc5587ad349c69de07264044d3206 : SUCCESS in 3m 28s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e689cdb1010a4abe8783d0510f824263 : FAILURE in 3m 47s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/fadbc9251edb40a78801732161e279e0 : SUCCESS in 4m 53s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/c81f327691034a3186ce1ef2915c5d47 : SUCCESS in 4m 58s