this derivation will be built:
  /nix/store/khxg0vjlpl6h38h54ysvq7b7jv5v33zm-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/khxg0vjlpl6h38h54ysvq7b7jv5v33zm-bcachefs-module-7.0.0-39-generic.drv'...