these 4 derivations will be built:
  /nix/store/pj7y1492xfda11llyxqf1grrmlagc43j-ubuntu-22.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/jqv7a6lfdkgspgib94411h93l0cgpddi-run-vm-vm.drv
  /nix/store/1k9g8mpjmjrvbj38jsqklj83mmqddp8f-driver-configuration.json.drv
  /nix/store/lkbg3ypggvmcs65ifjm16vfzkk5x2hxm-test-driver.drv