Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/e7cb9b1a09bf424c8814cf4189f10d18 : SUCCESS in 7m 31s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/050da1358fca4b409497b4b1c5e1043c : FAILURE in 5m 48s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/a01cb5d42b5e4b8b8dd41106a1de6180 : SUCCESS in 7m 14s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/cd603ddfd42843ae818a0e89a89b662e : SUCCESS in 9m 41s