this derivation will be built:
  /nix/store/qqp40d9gbcsi2flqzjf47nzsnh7n23wq-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/qqp40d9gbcsi2flqzjf47nzsnh7n23wq-bcachefs-module-7.0.0-29-generic.drv'...