Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/9a72b030d81f4d5daaddcb0921037fae : SUCCESS in 6m 02s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/02850a2b511249c38c6b1850e5a14180 : SUCCESS in 8m 22s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/a71dbf92d2d8421891014563a740307b : FAILURE in 8m 12s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/5b667126e0364242a103eb202e38cade : FAILURE in 6m 05s