May 31 13:58:43 hw1 systemd[1]: Starting nipa-hw-worker.service - NIPA HW worker (one-shot test runner)...
May 31 13:58:44 hw1 python3[1200]: /srv/hw-worker/tests/1776 Starting tests
May 31 13:58:54 hw1 python3[1200]: detected unhandled Python exception in '/opt/nipa/contest/hw/hw_worker.py'
May 31 13:58:54 hw1 python3[1200]: Traceback (most recent call last):
May 31 13:58:54 hw1 python3[1200]:   File "/opt/nipa/contest/hw/hw_worker.py", line 318, in <module>
May 31 13:58:54 hw1 python3[1200]:     main()
May 31 13:58:54 hw1 python3[1200]:     ~~~~^^
May 31 13:58:54 hw1 python3[1200]:   File "/opt/nipa/contest/hw/hw_worker.py", line 291, in main
May 31 13:58:54 hw1 python3[1200]:     setup_test_interfaces(test_dir)
May 31 13:58:54 hw1 python3[1200]:     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^
May 31 13:58:54 hw1 python3[1200]:   File "/opt/nipa/contest/hw/hw_worker.py", line 219, in setup_test_interfaces
May 31 13:58:54 hw1 python3[1200]:     _install_prefix_route(remote_ifname, env['LOCAL_PREFIX_V6'],
May 31 13:58:54 hw1 python3[1200]:     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
May 31 13:58:54 hw1 python3[1200]:                           env['LOCAL_V6'], **peer_kwargs)
May 31 13:58:54 hw1 python3[1200]:                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
May 31 13:58:54 hw1 python3[1200]:   File "/opt/nipa/contest/hw/hw_worker.py", line 135, in _install_prefix_route
May 31 13:58:54 hw1 python3[1200]:     _ip(f'-6 route add {prefix} via {local_v6} dev {ifname}', **kwargs)
May 31 13:58:54 hw1 python3[1200]:     ~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
May 31 13:58:54 hw1 python3[1200]:   File "/opt/nipa/contest/hw/hw_worker.py", line 98, in _ip
May 31 13:58:54 hw1 python3[1200]:     raise RuntimeError(f"ip {args} failed on {where}: {stderr}")
May 31 13:58:54 hw1 python3[1200]: 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
May 31 13:58:54 hw1 systemd[1]: nipa-hw-worker.service: Main process exited, code=exited, status=1/FAILURE
May 31 13:58:54 hw1 systemd[1]: nipa-hw-worker.service: Failed with result 'exit-code'.
May 31 13:58:54 hw1 systemd[1]: Failed to start nipa-hw-worker.service - NIPA HW worker (one-shot test runner).
May 31 13:58:54 hw1 systemd[1]: nipa-hw-worker.service: Consumed 2.705s CPU time over 6.063s wall clock time, 43.9M memory peak.