this derivation will be built:
  /nix/store/9wmcw44nms6z6w9klld3p1vwsv08g0n7-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/9wmcw44nms6z6w9klld3p1vwsv08g0n7-bcachefs-module-7.0.0-38-generic.drv'...