Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/01e8c579c5ac4851b8bd855848c7cf51 : RETRY_LIMIT in 6m 14s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/5d8413a9c39843ebb265ed31f0013e90 : FAILURE in 4m 56s