these 22 derivations will be built:
  /nix/store/vwlyp20b195xnfdczwmk78mvds5pms37-unit-dbus-broker.service.drv
  /nix/store/06kybfy4jqr8anf82rrhfxrrfw45k2v7-user-units.drv
  /nix/store/gnxn8aby0lk5kx82apzf6s6961lp44x9-unit-dbus-broker.service.drv
  /nix/store/m9kyfjr1al8sdb4pvyqpmwwdpscyj828-unit-systemd-tmpfiles-resetup.service.drv
  /nix/store/2352jmvnxhh3j8j1vbxhyxd9w6p61b80-system-units.drv
  /nix/store/66x2y9867g7myip2gbdrzgas451p3llg-extra-utils.drv
  /nix/store/3q1vka2wnzd9mgjxb9j4d4pi7qja3k8i-udev-rules.drv
  /nix/store/blin782qkhlggyi3fk7g9mlkrh193y42-etc-fstab.drv
  /nix/store/jkdm2n413rw929776qdldgsnwzlpb1j7-etc.drv
  /nix/store/4ngvjiy8ajddlkxh1yca4w0bis4pl7ia-activate.drv
  /nix/store/9k0625v9s4k5c8jgfn9l7qklal7ah2sp-link-units.drv
  /nix/store/gcv7vyvv7s7m31asfa37ind8nhh0xplr-stage-1-init.sh.drv
  /nix/store/gmjq391va36q9bb0bhczx2wzj43h2z1r-closure-info.drv
  /nix/store/fd1qy57z17bcbqw2qpxa5342z222fx1j-initrd-linux-6.18.57.drv
  /nix/store/yfbil4nhqjk16r8iswbmc5904sj0l14r-boot.json.drv
  /nix/store/5608vdxfspnj403lv169k84cb5h54kv1-nixos-system-machine-test.drv
  /nix/store/dyaa5x2i7v8jg1b7shwn0nr7fdgs28z4-closure-info.drv
  /nix/store/czyd15shv3y5k3x45b69yp1jqnnaqyn5-run-nixos-vm.drv
  /nix/store/7qswngk04kfskkk1r7jrzhf6v1ayfxch-nixos-vm.drv
  /nix/store/ck0d1v06f3m5j1qzn3416ka5sjwwamlf-driverConfiguration.json.drv
  /nix/store/sz937nn7zipqybmdrz1q80500zvz8ipp-nixos-test-driver-systemd-shutdown.drv
  /nix/store/fnbdk91xqzdk9lah764wah3xxfdlk6zr-vm-test-run-systemd-shutdown.drv
this path will be fetched (2.7 MiB download, 2.9 MiB unpacked):
  /nix/store/1gb6cwfdkwanglliwvhgi9gh2hx3whq1-linux-6.18.57-modules-shrunk
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
error: Cannot build '/nix/store/fnbdk91xqzdk9lah764wah3xxfdlk6zr-vm-test-run-systemd-shutdown.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/mshd5ip4k2fxiry3a4nz0s81z6w201aq-vm-test-run-systemd-shutdown
       Last 25 log lines:
       > machine # [   14.796958] shutdown[1]: Detaching DM devices.
       > machine # [   14.797766] shutdown[1]: All DM devices detached.
       > machine # [   14.798547] shutdown[1]: All filesystems, swaps, loop devices, MD devices and DM devices detached.
       > machine # [   14.801761] shutdown[1]: Syncing filesystems and block devices.
       > machine # [   14.802989] shutdown[1]: Powering off.
       > machine # [   14.813221] ACPI: PM: Preparing to enter system sleep state S5
       > machine # [   14.814114] kvm: exiting hardware virtualization
       > machine # [   14.814779] reboot: Power down
       > machine # [2026-10-20T03:18:09Z INFO  virtiofsd] Client disconnected, shutting down
       > machine # [2026-10-20T03:18:09Z INFO  virtiofsd] Client disconnected, shutting down
       > machine # [2026-10-20T03:18:09Z INFO  virtiofsd] Client disconnected, shutting down
       > machine: (finished: waiting for Unmounting '/oldroot' to appear on console, in 1.04 seconds)
       > machine: waiting for Shutting down NixOS to appear on console
       > !!! Traceback (most recent call last):
       > !!!   File "<string>", line 10, in <module>
       > !!!     machine.wait_for_console_text("Shutting down NixOS", timeout=dt.timedelta(seconds=5))
       > !!! 
       > !!! RequestedAssertionFailed: action timed out after 5.00 seconds (timeout=5.0)
       > cleanup
       > kill QemuMachine (pid 45)
       > (finished: cleanup, in 0.00 seconds)
       > additionally exposed symbols:
       >     machine,
       >     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/fnbdk91xqzdk9lah764wah3xxfdlk6zr-vm-test-run-systemd-shutdown.drv