these 4 derivations will be built:
  /nix/store/11jl78ffwphqzrcj8br1im3aqnzz6dva-ubuntu-23.10-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/is7qv31izw0i7rxfqizgn8x19smws41n-run-vm-vm.drv
  /nix/store/arfna01zj74slrwm0ryszavh49764mqg-driver-configuration.json.drv
  /nix/store/g6yw5rpksjvxx086mz9wmq8z6s27dbax-test-driver.drv