this derivation will be built:
  /nix/store/kg31kzfhlfpjvw46g7y0zaip8m5022bl-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/kg31kzfhlfpjvw46g7y0zaip8m5022bl-bcachefs-module-7.0.0-28-generic.drv'...