Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/d642e19480f4468d9f0bbb7145981150 : SUCCESS in 3m 58s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1ddc582d9a224229b055f339657d62da : FAILURE in 3m 33s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/129b16c5be73419b8b7c6045ae5cad39 : SUCCESS in 3m 58s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/2b8ece85afa649659eda005770006c96 : SUCCESS in 5m 04s