CI: lower constraint job failed

[hongbin]

The lower constraint job failed with the following error:

2020-12-24 21:05:03.375897 | TASK [Run tox without tests]
2020-12-24 21:05:04.043748 | ubuntu-focal | lower-constraints create: /home/zuul/src/opendev.org/openstack/zun/.tox/lower-constraints
2020-12-24 21:05:04.514445 | ubuntu-focal | lower-constraints installdeps: -c/home/zuul/src/opendev.org/openstack/zun/lower-constraints.txt, -r/home/zuul/src/opendev.org/openstack/zun/test-requirements.txt, -r/home/zuul/src/opendev.org/openstack/zun/requirements.txt
2020-12-24 21:05:14.456647 | ubuntu-focal | ERROR: invocation failed (exit code 1), logfile: /home/zuul/src/opendev.org/openstack/zun/.tox/lower-constraints/log/lower-constraints-1.log
2020-12-24 21:05:14.466552 | ubuntu-focal | ================================== log start ===================================
2020-12-24 21:05:14.466635 | ubuntu-focal | /home/zuul/src/opendev.org/openstack/zun/.tox/lower-constraints/lib/python3.8/site-packages/pip/_vendor/packaging/version.py:127: DeprecationWarning: Creating a LegacyVersion has been deprecated and will be removed in the next major release
2020-12-24 21:05:14.466642 | ubuntu-focal | warnings.warn(
2020-12-24 21:05:14.466647 | ubuntu-focal | Looking in indexes: https://mirror.ca-ymq-1.vexxhost.opendev.org/pypi/simple, https://mirror.ca-ymq-1.vexxhost.opendev.org/wheel/ubuntu-20.04-x86_64
2020-12-24 21:05:14.466653 | ubuntu-focal | /home/zuul/src/opendev.org/openstack/zun/.tox/lower-constraints/lib/python3.8/site-packages/pip/_vendor/packaging/version.py:127: DeprecationWarning: Creating a LegacyVersion has been deprecated and will be removed in the next major release
2020-12-24 21:05:14.466658 | ubuntu-focal | warnings.warn(
2020-12-24 21:05:14.466663 | ubuntu-focal | ERROR: Could not find a version that satisfies the requirement pyroute2>=0.5.7
2020-12-24 21:05:14.466668 | ubuntu-focal | ERROR: No matching distribution found for pyroute2>=0.5.7
2020-12-24 21:05:14.466673 | ubuntu-focal | WARNING: You are using pip version 20.3.1; however, version 20.3.3 is available.
2020-12-24 21:05:14.466678 | ubuntu-focal | You should consider upgrading via the '/home/zuul/src/opendev.org/openstack/zun/.tox/lower-constraints/bin/python -m pip install --upgrade pip' command.
2020-12-24 21:05:14.466683 | ubuntu-focal |
2020-12-24 21:05:14.466764 | ubuntu-focal | =================================== log end ====================================
2020-12-24 21:05:14.467020 | ubuntu-focal | ERROR: could not install deps [-c/home/zuul/src/opendev.org/openstack/zun/lower-constraints.txt, -r/home/zuul/src/opendev.org/openstack/zun/test-requirements.txt, -r/home/zuul/src/opendev.org/openstack/zun/requirements.txt]; v = InvocationError('/home/zuul/src/opendev.org/openstack/zun/.tox/lower-constraints/bin/pip install -c/home/zuul/src/opendev.org/openstack/zun/lower-constraints.txt -r/home/zuul/src/opendev.org/openstack/zun/test-requirements.txt -r/home/zuul/src/opendev.org/openstack/zun/requirements.txt', 1)
2020-12-24 21:05:14.467123 | ubuntu-focal | ___________________________________ summary ____________________________________
2020-12-24 21:05:14.467154 | ubuntu-focal | ERROR: lower-constraints: could not install deps [-c/home/zuul/src/opendev.org/openstack/zun/lower-constraints.txt, -r/home/zuul/src/opendev.org/openstack/zun/test-requirements.txt, -r/home/zuul/src/opendev.org/openstack/zun/requirements.txt]; v = InvocationError('/home/zuul/src/opendev.org/openstack/zun/.tox/lower-constraints/bin/pip install -c/home/zuul/src/opendev.org/openstack/zun/lower-constraints.txt -r/home/zuul/src/opendev.org/openstack/zun/test-requirements.txt -r/home/zuul/src/opendev.org/openstack/zun/requirements.txt', 1)
2020-12-24 21:05:14.537627 | ubuntu-focal | ERROR
2020-12-24 21:05:14.538042 | ubuntu-focal | {
2020-12-24 21:05:14.538152 | ubuntu-focal | "delta": "0:00:10.625778",
2020-12-24 21:05:14.538243 | ubuntu-focal | "end": "2020-12-24 21:05:14.484876",
2020-12-24 21:05:14.538375 | ubuntu-focal | "msg": "non-zero return code",
2020-12-24 21:05:14.538474 | ubuntu-focal | "rc": 1,
2020-12-24 21:05:14.538577 | ubuntu-focal | "start": "2020-12-24 21:05:03.859098"
2020-12-24 21:05:14.538664 | ubuntu-focal | }

[hongbin (hongbin034)]

fixed by: https://review.opendev.org/c/openstack/zun/+/768531

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/zun 7.0.0.0rc1 release candidate.