this derivation will be built:
  /nix/store/8infqpaj72nlfmd07a8f5vwi9mckm0fx-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/8infqpaj72nlfmd07a8f5vwi9mckm0fx-bcachefs-module-7.0.0-31-generic.drv'...