Jun 01 21:28:23 hw1 systemd[1]: Starting nipa-hw-worker.service - NIPA HW worker (one-shot test runner)...
Jun 01 21:28:24 hw1 python3[1157]: /srv/hw-worker/tests/1807 Starting tests
Jun 01 21:28:24 hw1 python3[1157]: detected unhandled Python exception in '/opt/nipa/contest/hw/hw_worker.py'
Jun 01 21:28:24 hw1 python3[1157]: Traceback (most recent call last):
Jun 01 21:28:24 hw1 python3[1157]:   File "/opt/nipa/contest/hw/hw_worker.py", line 318, in <module>
Jun 01 21:28:24 hw1 python3[1157]:     main()
Jun 01 21:28:24 hw1 python3[1157]:     ~~~~^^
Jun 01 21:28:24 hw1 python3[1157]:   File "/opt/nipa/contest/hw/hw_worker.py", line 291, in main
Jun 01 21:28:24 hw1 python3[1157]:     setup_test_interfaces(test_dir)
Jun 01 21:28:24 hw1 python3[1157]:     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^
Jun 01 21:28:24 hw1 python3[1157]:   File "/opt/nipa/contest/hw/hw_worker.py", line 219, in setup_test_interfaces
Jun 01 21:28:24 hw1 python3[1157]:     _install_prefix_route(remote_ifname, env['LOCAL_PREFIX_V6'],
Jun 01 21:28:24 hw1 python3[1157]:     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jun 01 21:28:24 hw1 python3[1157]:                           env['LOCAL_V6'], **peer_kwargs)
Jun 01 21:28:24 hw1 python3[1157]:                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jun 01 21:28:24 hw1 python3[1157]:   File "/opt/nipa/contest/hw/hw_worker.py", line 135, in _install_prefix_route
Jun 01 21:28:24 hw1 python3[1157]:     _ip(f'-6 route add {prefix} via {local_v6} dev {ifname}', **kwargs)
Jun 01 21:28:24 hw1 python3[1157]:     ~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jun 01 21:28:24 hw1 python3[1157]:   File "/opt/nipa/contest/hw/hw_worker.py", line 98, in _ip
Jun 01 21:28:24 hw1 python3[1157]:     raise RuntimeError(f"ip {args} failed on {where}: {stderr}")
Jun 01 21:28:24 hw1 python3[1157]: RuntimeError: ip -6 route add fd00:2::2:0:0/96 via fd00:2::1 dev ens25f1np1 failed on root@10.99.1.42: RTNETLINK answers: File exists
Jun 01 21:28:24 hw1 systemd[1]: nipa-hw-worker.service: Main process exited, code=exited, status=1/FAILURE
Jun 01 21:28:24 hw1 systemd[1]: nipa-hw-worker.service: Failed with result 'exit-code'.
Jun 01 21:28:24 hw1 systemd[1]: Failed to start nipa-hw-worker.service - NIPA HW worker (one-shot test runner).