Build failed. https://zuul.opendev.org/t/openstack/buildset/e93abe0ad0d34bcd915e8e5b11e15761 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/2604f93c7376443f8d8387b2ef480a5b : FAILURE in 3m 19s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/48f06e0272ac48a08a924483cbdc7ccd : SUCCESS in 3m 07s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/128ff2dcbeb44999ac08644a5c8de002 : SUCCESS in 3m 16s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/14d2ca7e3f704b579c37f46a1b8ca0cb : SUCCESS in 3m 26s