this derivation will be built:
  /nix/store/zvgw4wgph9yw1mlkalhy038mrhchqki0-vm-test-run-nixos-wiki.drv
error: Cannot build '/nix/store/zvgw4wgph9yw1mlkalhy038mrhchqki0-vm-test-run-nixos-wiki.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/j83y9r2dr5ia8a61g4wchwplyidnzxm2-vm-test-run-nixos-wiki
       Last 25 log lines:
       > wiki # [   51.592539] nginx-pre-start[1118]: nginx: [emerg] "worker_processes" directive is duplicate in /nix/store/8r145kdfssl4immyg5yc7i3dlpfd9zx0-nginx.conf:289
       > wiki # [   51.595539] nginx-pre-start[1118]: nginx: configuration file /nix/store/8r145kdfssl4immyg5yc7i3dlpfd9zx0-nginx.conf test failed
       > wiki # [   51.600065] systemd[1]: nginx.service: Control process exited, code=exited, status=1/FAILURE
       > wiki # [   51.601425] systemd[1]: nginx.service: Failed with result 'exit-code'.
       > wiki # [   51.605472] systemd[1]: Failed to start Nginx Web Server.
       > wiki # [   61.737099] systemd[1]: nginx.service: Scheduled restart job, restart counter is at 5.
       > wiki # [   61.740415] systemd[1]: nginx.service: Start request repeated too quickly.
       > wiki # [   61.742508] systemd[1]: nginx.service: Failed with result 'start-limit-hit'.
       > wiki # [   61.744639] systemd[1]: Failed to start Nginx Web Server.
       > !!! Traceback (most recent call last):
       > !!!   File "<string>", line 4, in <module>
       > !!!     wiki.wait_for_unit("nginx.service")
       > !!! 
       > !!! RequestedAssertionFailed: unit "nginx.service" reached state "failed"
       > cleanup
       > kill QemuMachine (pid 46)
       > wiki # qemu-system-aarch64: terminating on signal 15 from pid 39 (/nix/store/lq2fsnmg0q3y0vlxn91w8s8wvj1m6fld-python3-3.14.8/bin/python3.14)
       > wiki # [2026-10-19T03:05:06Z INFO  virtiofsd] Client disconnected, shutting down
       > wiki # [2026-10-19T03:05:06Z INFO  virtiofsd] Client disconnected, shutting down
       > wiki # [2026-10-19T03:05:06Z INFO  virtiofsd] Client disconnected, shutting down
       > (finished: cleanup, in 0.21 seconds)
       > additionally exposed symbols:
       >     wiki,
       >     vlan1,
       >     start_all, test_script, machines, machines_qemu, machines_nspawn, vlans, driver, log, os, create_machine, subtest, run_tests, join_all, retry, serial_stdout_off, serial_stdout_on, polling_condition, BaseMachine, QemuMachine, NspawnMachine, t, debug, dump_machine_ssh
       For full logs, run:
         nix log /nix/store/zvgw4wgph9yw1mlkalhy038mrhchqki0-vm-test-run-nixos-wiki.drv