Build failed. https://zuul.opendev.org/t/openstack/buildset/43a0502d85fd49fdbc19b8a1f13815b7 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/fa2f3b0937ca4085b4ecb2ab90f6cab9 : SUCCESS in 3m 36s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/81f965d010394ad9adce82b4480c7c18 : FAILURE in 3m 35s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/316f4654957546a786e6ac0a88c473de : SUCCESS in 4m 36s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/2ed4d301aa644657819ca6895e5738b3 : SUCCESS in 4m 34s