Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/0e5c2435880a4206a2b3460b1a7bcdb7 : RETRY_LIMIT in 6m 31s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/84b9d5334f264c34988d821f275de876 : FAILURE in 5m 28s