Jun 10 15:49:41 hw2 systemd[1]: Starting nipa-hw-worker.service - NIPA HW worker (one-shot test runner)...
Jun 10 15:49:42 hw2 python3[1209]: /srv/hw-worker/tests/2018 Starting tests
Jun 10 15:49:45 hw2 python3[1209]: detected unhandled Python exception in '/opt/nipa/contest/hw/hw_worker.py'
Jun 10 15:49:45 hw2 python3[1209]: Traceback (most recent call last):
Jun 10 15:49:45 hw2 python3[1209]:   File "/opt/nipa/contest/hw/hw_worker.py", line 318, in <module>
Jun 10 15:49:45 hw2 python3[1209]:     main()
Jun 10 15:49:45 hw2 python3[1209]:     ~~~~^^
Jun 10 15:49:45 hw2 python3[1209]:   File "/opt/nipa/contest/hw/hw_worker.py", line 291, in main
Jun 10 15:49:45 hw2 python3[1209]:     setup_test_interfaces(test_dir)
Jun 10 15:49:45 hw2 python3[1209]:     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^
Jun 10 15:49:45 hw2 python3[1209]:   File "/opt/nipa/contest/hw/hw_worker.py", line 219, in setup_test_interfaces
Jun 10 15:49:45 hw2 python3[1209]:     _install_prefix_route(remote_ifname, env['LOCAL_PREFIX_V6'],
Jun 10 15:49:45 hw2 python3[1209]:     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jun 10 15:49:45 hw2 python3[1209]:                           env['LOCAL_V6'], **peer_kwargs)
Jun 10 15:49:45 hw2 python3[1209]:                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jun 10 15:49:45 hw2 python3[1209]:   File "/opt/nipa/contest/hw/hw_worker.py", line 135, in _install_prefix_route
Jun 10 15:49:45 hw2 python3[1209]:     _ip(f'-6 route add {prefix} via {local_v6} dev {ifname}', **kwargs)
Jun 10 15:49:45 hw2 python3[1209]:     ~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jun 10 15:49:45 hw2 python3[1209]:   File "/opt/nipa/contest/hw/hw_worker.py", line 98, in _ip
Jun 10 15:49:45 hw2 python3[1209]:     raise RuntimeError(f"ip {args} failed on {where}: {stderr}")
Jun 10 15:49:45 hw2 python3[1209]: RuntimeError: ip -6 route add fd00:2::2:0:0/96 via fd00:2::2 dev ens9np0 failed on root@10.99.1.41: RTNETLINK answers: File exists
Jun 10 15:49:45 hw2 systemd[1]: nipa-hw-worker.service: Main process exited, code=exited, status=1/FAILURE
Jun 10 15:49:45 hw2 systemd[1]: nipa-hw-worker.service: Failed with result 'exit-code'.
Jun 10 15:49:45 hw2 systemd[1]: Failed to start nipa-hw-worker.service - NIPA HW worker (one-shot test runner).
Jun 10 15:49:45 hw2 systemd[1]: nipa-hw-worker.service: Consumed 1.824s CPU time over 4.067s wall clock time, 44.6M memory peak.