this derivation will be built:
  /nix/store/n9ix4299cy47xajh9pl9qm3y59dk99n8-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/n9ix4299cy47xajh9pl9qm3y59dk99n8-bcachefs-module-7.0.0-34-generic.drv'...