this derivation will be built:
  /nix/store/1g83n5zxjz09cs6sks3ss9wvb45a61c2-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/1g83n5zxjz09cs6sks3ss9wvb45a61c2-bcachefs-module-7.0.0-29-generic.drv'...