these 26 derivations will be built:
  /nix/store/1l8h5ply33lyg3gzs7pin472w3kr04z3-boot.json.drv
  /nix/store/ccspapbwhbgc6khn35s78fqqr2nb7fnq-nixos-tmpfiles.d.drv
  /nix/store/1svm6v9yqsg9y3rg6kyddn3bdpv5jn7d-tmpfiles.d.drv
  /nix/store/9l0r261bvrwvkz1gmqpq48nv9g9r0w0c-system-path.drv
  /nix/store/agda8xdwr84wws5pbyk06dq2f2x3gqm6-dbus-1.drv
  /nix/store/6c4ambf5r67y8zs884whx4vm8v4jfk8j-unit-machines.target.drv
  /nix/store/cn81k1ss6m8g12bs8yx0chdrwdjp0fsx-X-Restart-Triggers-dbus-broker.drv
  /nix/store/ciky0dh30p7h5h4crkrhax1a9bcxwcg9-unit-dbus-broker.service.drv
  /nix/store/hfjv58k9dvr4q9h64s2h4i83axp3c3w4-X-Restart-Triggers-systemd-tmpfiles-resetup.drv
  /nix/store/wh5xd2drqm4x55grii4dm9715dadp3x5-unit-systemd-tmpfiles-resetup.service.drv
  /nix/store/l06wd2xrs27mvdir49pw68vq2y3rlaka-system-units.drv
  /nix/store/p8hqszs8dyjxcxzb041ppkwgvs1y1sj5-container-init.drv
  /nix/store/bkdc3gf2iwh388hfzg06f1agbi4vjfi3-unit-testcontainer.nspawn.drv
  /nix/store/qzjh3pfjnk0bgrzgj3xmrgyxzh7y3g1l-nspawn-units.drv
  /nix/store/yv3n44v4pz6nkiz7jnla9i64iwaydvlp-unit-dbus-broker.service.drv
  /nix/store/w7smv7srvvfnpng3k4i3q4nh81l4zpmm-user-units.drv
  /nix/store/498pz6n10yk13i1rjf5nfbayygp7bvqc-etc.drv
  /nix/store/pzaij3ymap35hprmmkkmf4qkjzhxmq70-activate.drv
  /nix/store/ina9zlmijnz595lxa0b4dbyc9k7ny107-nixos-system-server-test.drv
  /nix/store/0bjd6j6j1ams5ss84lpzb2waldgm9cfv-closure-info.drv
  /nix/store/650ba4g8kg5av1nhm9sj11wnyc9bar4l-run-nixos-vm.drv
  /nix/store/7fa3k3anhxxay96z7cllmfspj67m5mcp-nixos-vm.drv
  /nix/store/7hd8jbxqnihq01ssiv52dj6vqajalzzm-test-script.drv
  /nix/store/1rc4amyx58nk3y8ylxldjy4ilvkfsp0v-driverConfiguration.json.drv
  /nix/store/ixsvka9ivz8z88gq5mbx54mrvr7s1fvv-nixos-test-driver-nspawn.drv
  /nix/store/pr20j6qljzpv2rpl1lipjzlxzq742pjr-vm-test-run-nspawn.drv
this path will be fetched (28.5 MiB download, 28.5 MiB unpacked):
  /nix/store/f7afmfscffka3xccq6a60rc23i6skmjz-initrd-linux-6.18.39
error: Cannot build '/nix/store/pr20j6qljzpv2rpl1lipjzlxzq742pjr-vm-test-run-nspawn.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/vjzsn6q02nrxin22cfmm8b72jl4b9imc-vm-test-run-nspawn
       Last 25 log lines:
       > server # [   10.132575] systemd[1]: Reached target Virtual Machines and Containers.
       > server # [   10.295103] cfg80211: Loading compiled-in X.509 certificates for regulatory database
       > server # [   10.325260] Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
       > server # [   10.326044] Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600'
       > server # [   10.329241] faux_driver regulatory: Direct firmware load for regulatory.db failed with error -2
       > server # [   10.330148] cfg80211: failed to load regulatory.db
       > server # [   10.379656] 8021q: adding VLAN 0 to HW filter on device eth0
       > server # [   10.246652] dhcpcd[669]: eth0: waiting for carrier
       > server # [   10.247705] dhcpcd[669]: eth0: carrier acquired
       > server # [   10.256634] dhcpcd[669]: DUID 00:01:00:01:31:f0:80:f6:52:54:00:12:34:56
       > server # [   10.257578] dhcpcd[669]: eth0: IAID 00:12:34:56
       > server # [   10.258415] dhcpcd[669]: eth0: adding address fe80::5054:ff:fe12:3456
       > !!! Traceback (most recent call last):
       > !!!   File "<string>", line 2, in <module>
       > !!!     server.wait_for_unit("systemd-nspawn@testcontainer.service")
       > !!! 
       > !!! RequestedAssertionFailed: unit "systemd-nspawn@testcontainer.service" reached state "failed"
       > cleanup
       > kill QemuMachine (pid 46)
       > server # qemu-system-x86_64: terminating on signal 15 from pid 39 (/nix/store/jxyrvv4gbpnp3ap5iy7wxwl1sg4x2x88-python3-3.14.6/bin/python3.14)
       > (finished: cleanup, in 0.17 seconds)
       > additionally exposed symbols:
       >     server,
       >     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/pr20j6qljzpv2rpl1lipjzlxzq742pjr-vm-test-run-nspawn.drv