Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/7e949e490aab4991858ab66b835b2561 : RETRY_LIMIT in 6m 38s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/71e2af1e4285499bb88f082e54057dba : FAILURE in 4m 38s