these 9 derivations will be built:
  /nix/store/mfnpfi147bv013il0cvi0yq805rjgrxh-nixos-disk-image.drv
  /nix/store/4k4dkvrmdcjjwhqdgraz57gyqaa1m1ff-run-nixos-vm.drv
  /nix/store/703pr8kxi48djna39d9snyj7a0ifa0ky-nixos-vm.drv
  /nix/store/9b6l0czwzgjcapfvdb0lmlfq2aj2f3yw-nixos-disk-image.drv
  /nix/store/k148r2g72m0p9pfa6c5mn4qk3dq5fsls-run-nixos-vm.drv
  /nix/store/7814pyga9rg8dq8rdh19ydan4v7mrnch-nixos-vm.drv
  /nix/store/nm9qz9xnd6si1096kkilqh2qq1iqklph-driverConfiguration.json.drv
  /nix/store/406fgrixi8lkq03102xwrr94dwdv17ws-nixos-test-driver-systemd-boot-default-entry.drv
  /nix/store/3xfg7fgh8nf3akp3hnqfsns6j87ch7i3-vm-test-run-systemd-boot-default-entry.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy