these 6 derivations will be built:
  /nix/store/31nmri580nks4jdjak2w46a8wmw6gp1c-libguestfs-1.56.2.drv
  /nix/store/hc128s5gdfl0ik7xi8drjsmmk8w3vn79-guestfs-tools-1.52.3.drv
  /nix/store/p4nhqj7msf3xf4ssis9mqyrlw26s5fwf-ubuntu-22.10-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/7v82hf47j0zwmqdplfkh2yljnc6ax422-run-vm-vm.drv
  /nix/store/y4qvzisfgsdag078nhrhrhqzmngjrhz9-driver-configuration.json.drv
  /nix/store/fj9zvmsr23gdg6in6xg5782aq1rmid27-vm-test-ubuntu_22_10.drv