these 4 derivations will be built:
  /nix/store/17klglj6m91p2l3brgkmbnbcvll0k3zv-ubuntu-22.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/12j7ymq6wiflv5z0jinvm943g44rq7bs-run-vm-vm.drv
  /nix/store/2grgwnp11bi4jrz3zzq1nsds5sya70lv-driver-configuration.json.drv
  /nix/store/pknx34rm4lw232ds6ih1kkxa0al38nzv-vm-test-ubuntu_22_04.drv