Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/567fc3d4a3bd4bd6a6d45a5c988eaf3c : FAILURE in 3m 40s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/bc9d2bbbe26c4a0291c470cd9eaac488 : SUCCESS in 4m 04s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/4ad8d62e66ab4127be3d275a6846ccac : SUCCESS in 3m 52s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/d27c2d8f21f54de58b19d860b036ded7 : SUCCESS in 4m 53s