Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/3321fcff7d6b4c9c98f9c41181b298d2 : SUCCESS in 5m 31s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/93ccb9cd681d474dbedd481e49e22402 : FAILURE in 4m 23s