these 4 derivations will be built:
  /nix/store/npnyhhvyn64j76c3x6bh96c5z6n3jzm9-ubuntu-26.04-server-cloudimg-amd64v3.img-nix-vm-test.qcow2.drv
  /nix/store/v2819y933zmkndhhvzlnpnnq859pspym-run-vm-vm.drv
  /nix/store/cipjqavk6d0lc4r20n9p471bhbbmcxws-driver-configuration.json.drv
  /nix/store/8fckf9amchafnnxqixbz3rd17sgyk1j6-test-driver.drv