this derivation will be built:
  /nix/store/mz44azxwa83rba391afv1800h9xviqdl-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/mz44azxwa83rba391afv1800h9xviqdl-bcachefs-module-7.0.0-14-generic.drv'...