Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/6e7d06dcbfd04218a3b531d97fac8086 : RETRY_LIMIT in 4m 30s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/19f5e87144344adfbf7816bcafa1788b : FAILURE in 4m 54s