these 4 derivations will be built:
  /nix/store/w6qvlgbhvcm7d2y40920ag9z2pq8ywjw-ubuntu-23.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/zxsgp73lmn6pc4d63vhry916bnkq5ldf-run-vm-vm.drv
  /nix/store/i0mhgkbn6d7ccrk2mddszz7avhlzapa3-driver-configuration.json.drv
  /nix/store/h7jqvviln6mj808dd0lk4w0pgmkwnkf3-vm-test-ubuntu_23_04.drv