Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e996bf5fcbaa4d0089613bd657ac0a89 : RETRY_LIMIT in 6m 33s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f3c2e2725bda49369214971857d270a1 : FAILURE in 4m 26s