these 10 derivations will be built:
  /nix/store/21n0mqgdacqj0i8hqprwj8hcirsm38ix-system-units.drv
  /nix/store/rxkakyjhy4dgpwrr8l16ry8dwiadr58l-etc.drv
  /nix/store/mddwkwm1qr2xksycbf15d32pincpmznx-activate.drv
  /nix/store/bhnlljjaz5njaxk1r5flna74as3f8m1l-nixos-system-machine-test.drv
  /nix/store/qas6jk3426h2wmcx2ic4fai1didsancn-closure-info.drv
  /nix/store/7p5frhk0nmcl5fzshaccx7548w38f1ry-run-nixos-vm.drv
  /nix/store/rw1szkqnf0w8rfdw83p1via26zj1ixxv-nixos-vm.drv
  /nix/store/r6xxz1bjllnfz9kzjch63946yywvmp8p-driverConfiguration.json.drv
  /nix/store/pay4hsbf6gfv0y7a2v03l94zxpmnpz8a-nixos-test-driver-systemd-userdbd.drv
  /nix/store/a91bcfm180gdw985jqwf9xcfl0d318hr-vm-test-run-systemd-userdbd.drv