this derivation will be built:
  /nix/store/2c97w17921afhmm9xnyrm4grk7sbdrxa-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/2c97w17921afhmm9xnyrm4grk7sbdrxa-bcachefs-module-7.0.0-38-generic.drv'...