Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/0a2793f63b3b44a8ba5112a5d2c441f3 : RETRY_LIMIT in 4m 10s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b915ef642eff4ef78a49080ef840e9fb : FAILURE in 4m 26s