these 4 derivations will be built:
  /nix/store/smi136mhd7hfr9560diqvz2iyjgy8k9m-ubuntu-26.04-server-cloudimg-amd64v3.img-nix-vm-test.qcow2.drv
  /nix/store/y4bykkp1028z41xn1i0lg1ksisjx1wzk-run-vm-vm.drv
  /nix/store/war4zdzxkfimqzq2h9fzzhmjlp1i47ww-driver-configuration.json.drv
  /nix/store/2pbcmvhvixplgrrw5bbp9a6ii203y17f-vm-test-ubuntu_26_04.drv