these 6 derivations will be built:
  /nix/store/ykn5ph35c3gz0j879y108wkjkq1vbc7h-ubuntu-24.04-server-cloudimg-amd64.img.drv
  /nix/store/sn54gyk1zsaj4xz2ad1yfn4dkv1qfz3p-ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/9sydjisgf9y7lhhsvq3lk4h76d6rs2d1-run-vm-vm.drv
  /nix/store/frcz59pxsh5wbm96zrbljwj5424dhnrl-test-script.drv
  /nix/store/z6y3p38ngbl441kspqdxil4wpx49gk7j-driver-configuration.json.drv
  /nix/store/v8hzzphm2j33glm2iwv668n20xla1iqi-vm-test-ubuntu_24_04.drv