Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a20257f113564ed88cbec00ef7cdea7f : SUCCESS in 5m 23s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/596d9286837247c4839ae05bbe199c85 : SUCCESS in 7m 00s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/7cc33ce513d14e1187d8172e26034153 : SUCCESS in 6m 41s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/0c18d46b138d4bf69e60a72a884a1b30 : FAILURE in 3m 04s