this derivation will be built:
  /nix/store/9hxgiq6n19asrrd8g1gj92vw96mya2cp-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/9hxgiq6n19asrrd8g1gj92vw96mya2cp-bcachefs-module-7.0.0-31-generic.drv'...