The `log_unction` does not get called when there is a `Req.TransportError` https://github.com/carsdotcom/cars_platform/blob/main/apps/engine/lib/engine/utils/external/caramel/car_req.ex#L13 We had to specifically log just for this case here https://github.com/carsdotcom/cars_platform/pull/27474/commits/37452328eb00522333296d970a8a9893961a28da Were we doing something wrong?