these 4 derivations will be built:
  /nix/store/dx3g9b56095y4vwjrw6s0ca4c4246y9i-ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/ynylh0bif8vxigspaq81ndkyjq2pszib-run-vm-vm.drv
  /nix/store/c9pa6r4xq7g765600aw3jkd3x4370i3p-driver-configuration.json.drv
  /nix/store/6j71w41pkbrcp3dxnla4w3159473b1ab-test-driver.drv