Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/7339917a485548a981718cc51810ffce : RETRY_LIMIT in 3m 30s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/269347b5b268405687676562bd1e942d : RETRY_LIMIT in 2m 51s