Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/2910506155d94c668e44244e0d1c4bc9 : SUCCESS in 3m 25s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/80bd1e0743cd4a6187f35be7141bf046 : FAILURE in 3m 30s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/3fd2979e8b3943f38396810a9b69bddb : SUCCESS in 3m 42s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/13f308461ee94a85bec327b93a62260a : SUCCESS in 4m 17s