this derivation will be built:
  /nix/store/gjhcvynync25q7bflwjl0vwsiki1v22f-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/gjhcvynync25q7bflwjl0vwsiki1v22f-bcachefs-module-7.0.0-39-generic.drv'...