these 6 derivations will be built:
  /nix/store/yyxnn2r6a509avm1svwcbd8y80k61hmq-libguestfs-1.56.2.drv
  /nix/store/7d8smqybvljcp4iad8ri1pld260bmf1v-guestfs-tools-1.52.3.drv
  /nix/store/ncclpr07c4lrggi9im15823kijfg1c9n-ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/5g6ibxz5rffgzsq7dvrpnh07l5v1k3qc-run-vm-vm.drv
  /nix/store/825bk5hy8ghmsh121rx9gjvy1nmnww87-driver-configuration.json.drv
  /nix/store/dyj7vm58lkh22p2ivc2n5gq8sgf3xfal-vm-test-ubuntu_24_04.drv