this derivation will be built:
  /nix/store/v4yhq7n96qqkiamsbhjf7bq90va112dp-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/v4yhq7n96qqkiamsbhjf7bq90va112dp-bcachefs-module-7.0.0-34-generic.drv'...