Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/ec6f8fffc3944c68b8e4bf42904c7564 : RETRY_LIMIT in 3m 28s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/861d03d1fdea402384091415cc8bff52 : FAILURE in 4m 04s