Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/7be6b7625f044ca28f53e1d4c3ec19f3 : SUCCESS in 7m 09s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/66dd54b60cc045d4b141af39e8be08ad : FAILURE in 6m 05s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/174ea8103d7044d0977450416c45fa77 : SUCCESS in 6m 04s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/99f92c6f95df442bb957482c58ee34b3 : SUCCESS in 6m 41s