these 4 derivations will be built:
  /nix/store/q48rx48wyabi6h4rlrj14nxnk0czpb5a-ubuntu-22.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/687f9srnakiqn63nv1qzkgjrhipkp7vm-run-vm-vm.drv
  /nix/store/3zrv3167mnsj650cqz4x6snk6gr8il3g-driver-configuration.json.drv
  /nix/store/dblx59a66vzjqzqb0x46qyq9wfljna3c-test-driver.drv