Apr 13 22:37:48 hw2 systemd[1]: Starting nipa-hw-worker.service - NIPA HW worker (one-shot test runner)...
Apr 13 22:37:49 hw2 python3[1223]: /srv/hw-worker/tests/718 Starting tests
Apr 13 22:37:51 hw2 python3[1223]: detected unhandled Python exception in '/opt/nipa/contest/hw/hw_worker.py'
Apr 13 22:37:51 hw2 python3[1223]: Traceback (most recent call last):
Apr 13 22:37:51 hw2 python3[1223]:   File "/opt/nipa/contest/hw/hw_worker.py", line 318, in <module>
Apr 13 22:37:51 hw2 python3[1223]:     main()
Apr 13 22:37:51 hw2 python3[1223]:     ~~~~^^
Apr 13 22:37:51 hw2 python3[1223]:   File "/opt/nipa/contest/hw/hw_worker.py", line 291, in main
Apr 13 22:37:51 hw2 python3[1223]:     setup_test_interfaces(test_dir)
Apr 13 22:37:51 hw2 python3[1223]:     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^
Apr 13 22:37:51 hw2 python3[1223]:   File "/opt/nipa/contest/hw/hw_worker.py", line 219, in setup_test_interfaces
Apr 13 22:37:51 hw2 python3[1223]:     _install_prefix_route(remote_ifname, env['LOCAL_PREFIX_V6'],
Apr 13 22:37:51 hw2 python3[1223]:     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Apr 13 22:37:51 hw2 python3[1223]:                           env['LOCAL_V6'], **peer_kwargs)
Apr 13 22:37:51 hw2 python3[1223]:                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Apr 13 22:37:51 hw2 python3[1223]:   File "/opt/nipa/contest/hw/hw_worker.py", line 135, in _install_prefix_route
Apr 13 22:37:51 hw2 python3[1223]:     _ip(f'-6 route add {prefix} via {local_v6} dev {ifname}', **kwargs)
Apr 13 22:37:51 hw2 python3[1223]:     ~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Apr 13 22:37:51 hw2 python3[1223]:   File "/opt/nipa/contest/hw/hw_worker.py", line 98, in _ip
Apr 13 22:37:51 hw2 python3[1223]:     raise RuntimeError(f"ip {args} failed on {where}: {stderr}")
Apr 13 22:37:51 hw2 python3[1223]: 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
Apr 13 22:37:52 hw2 systemd[1]: nipa-hw-worker.service: Main process exited, code=exited, status=1/FAILURE
Apr 13 22:37:52 hw2 systemd[1]: nipa-hw-worker.service: Failed with result 'exit-code'.
Apr 13 22:37:52 hw2 systemd[1]: Failed to start nipa-hw-worker.service - NIPA HW worker (one-shot test runner).
Apr 13 22:37:52 hw2 systemd[1]: nipa-hw-worker.service: Consumed 1.475s CPU time over 3.643s wall clock time, 42.8M memory peak.