Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/b41b24b2261d49528e470c75d967b1a8 : RETRY_LIMIT in 4m 15s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b1f56484ad9547619e2f83979fd47a1f : FAILURE in 4m 37s