* for whatever reason. I copy over the uid here so it appears correct
             * in logging output. Logging of andx segments of messages inadvertantly
             * print header information because of the way toString always makes a
             * super.toString() call(see toString() at the end of all smbs classes).
             */

            andx.uid = uid;

*   Improves stability of GCS filesystem on Mac.
*   Add time estimation to HloCostAnalysis.
*   Fixed the bug in Estimator that params in constructor was not a deepcopy of
    the user provided one. This bugs inadvertently enabled user to mutate the
    params after the creation of Estimator, leading to potentially undefined
    behavior.
*   Added None check for save_path in `saver.restore`.

             * for whatever reason. I copy over the uid here so it appears correct
             * in logging output. Logging of andx segments of messages inadvertantly
             * print header information because of the way toString always makes a
             * super.toString() call(see toString() at the end of all smbs classes).
             */