Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/bfac9a3d43ff46ad824cad22006ff6d8 : RETRY_LIMIT in 4m 09s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/934f32e6b16e443c8a7797fa69830dd1 : FAILURE in 3m 50s