these 4 derivations will be built:
  /nix/store/0x6didjn578armaniliihb6vz4cn9cav-ubuntu-26.04-server-cloudimg-amd64v3.img-nix-vm-test.qcow2.drv
  /nix/store/dl1785hjpvv4h8wdlvi48fgwlzrbghvc-run-vm-vm.drv
  /nix/store/a0y78vcqfjk33syz2rxslw28msw0sc3c-driver-configuration.json.drv
  /nix/store/s9chq4p3jnwcnxqpiaj07cym9j1x5jwm-vm-test-ubuntu_26_04.drv