this derivation will be built:
  /nix/store/xkigwf6lk2nbm6dl5ab79644hjxdxx1y-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/xkigwf6lk2nbm6dl5ab79644hjxdxx1y-bcachefs-module-7.0.0-38-generic.drv'...