these 4 derivations will be built:
  /nix/store/czraf76zzlr8gg1xgb1sr1i478b2jamx-ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/ar596dxxch5m6vm5r9brhnj515qlbbpq-run-vm-vm.drv
  /nix/store/5r1z5gcbh5szxiv3mr70j6fgk605yq5m-driver-configuration.json.drv
  /nix/store/fsa69h873fa1x4ymxa8d53ny0pvjzbdi-vm-test-ubuntu_24_04.drv