these 5 derivations will be built:
  /nix/store/7d8smqybvljcp4iad8ri1pld260bmf1v-guestfs-tools-1.52.3.drv
  /nix/store/z5sndz2wpil5lp0yzfiwccykd3bj7fk3-ubuntu-26.04-server-cloudimg-amd64v3.img-nix-vm-test.qcow2.drv
  /nix/store/8jzdzdysbjp6s3cappkmmm260r7ln45z-run-vm-vm.drv
  /nix/store/hzfdh7whxhsvxm377myvhikii98lzhy3-driver-configuration.json.drv
  /nix/store/chkfg3yk3njr0l9qdr6znyj638v4fh1f-vm-test-ubuntu_26_04.drv