Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/68c7a25748ae432caef71ff1f0e70f5a : SUCCESS in 6m 27s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e62190ab6d5b46f595243e19492f4797 : FAILURE in 7m 26s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/0b072f21c64b421cbb68baf1e7f8feb7 : SUCCESS in 8m 56s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/2869aeb23d9d47468fb984b6098f8c25 : SUCCESS in 9m 42s