this derivation will be built:
  /nix/store/9ar8n6l3vaq7mkk5qwi3mx1hyl2qvqd2-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/9ar8n6l3vaq7mkk5qwi3mx1hyl2qvqd2-bcachefs-module-7.0.0-30-generic.drv'...