Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/34b313024b7b4f14a987aac0cfa9f0d0 : RETRY_LIMIT in 3m 43s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/ac4ac5e986c244a3a0b22bc6bd441136 : FAILURE in 4m 27s