Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/b53f5a9b91b5444ca3dd1c0fe031ab2f : RETRY_LIMIT in 3m 46s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/bd8f9360b10c45659e504d6c80ac0254 : FAILURE in 4m 18s