Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/46ec80d40cf84dcc88f28b1dc9577b5d : SUCCESS in 5m 19s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a186b51c4d954340b2416912eb35ca35 : FAILURE in 6m 04s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/602b8297f12048d49347fde60c3c0388 : FAILURE in 6m 23s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/66ed85b00d3847bbaf001414bca0f3a2 : FAILURE in 6m 04s