Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/5fee3cb13c544468b143f72bb3257e2d : RETRY_LIMIT in 3m 07s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/162337587b2e4c009cf55c568cab4455 : FAILURE in 2m 50s