* because it is significantly slower than the
     * {@link #singleBucketIntoSingleMutableMonmorphicInvocation monomorphic invocation}.
     */
    @Benchmark
    public void singleBucketIntoSingleMutableMegamorphicInvocation(Blackhole bh) {
        LongKeyedBucketOrds ords = LongKeyedBucketOrds.build(bigArrays, CardinalityUpperBound.ONE);
        for (long i = 0; i < LIMIT; i++) {
            if (i % 100_000 == 0) {