this derivation will be built:
  /nix/store/wqnk61cr002h4g6qwwbjpir0iaq0pmyd-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/wqnk61cr002h4g6qwwbjpir0iaq0pmyd-bcachefs-module-7.0.0-39-generic.drv'...