Build failed. https://zuul.opendev.org/t/openstack/buildset/c3a5926ea97d4d0192a2b6dec83deb73 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f44514188d204c7f80ef49dfbcad8660 : SUCCESS in 5m 12s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/41a73f19e46f4c768b0e1c6ca768bdc4 : SUCCESS in 11m 28s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/70e8081c9335478c85f29df8384df945 : FAILURE in 11m 19s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/00f6cc513c034dc1b75f691e3762927b : SUCCESS in 10m 54s