Build failed. https://zuul.opendev.org/t/openstack/buildset/44bdcdad3a86455fad7c780bdfe921da - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/02c5abefa61c46f08ee7086309f4aa24 : SUCCESS in 3m 23s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/07426117728a4f7297a8f02d876f686b : SUCCESS in 3m 29s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/e4a97a9f6376404d97bf4c3926d8d5c4 : SUCCESS in 2m 39s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/34782b4d6722436096eac3c221643348 : FAILURE in 3m 01s