Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/fb1966b020ef45b3b38edc79b4d96975 : RETRY_LIMIT in 4m 26s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/6634762bb16b4548a2e90cdf2149b9a0 : FAILURE in 4m 37s