anchor.diff:          ()
         )
   
  -    for r in 0..1 do
  +    for r in 0..5 do
         let mutable res = Unchecked.defaultof<_>
         perf count "DeedleSeries Add two series" (fun _ ->
           res <- !deedleSeries + !deedleSeries2
  
positive.code:           sb.Add(i,int i)
          deedleSeries := sb.ToSeries()
        )
        if r = 0 then deedleSeries2 := sb.ToSeries()
  
  //    perf count "DeedleSeries read" (fun _ ->
  //      for i in 0L..count do
  
negative.code: //    DeedleDeque_run()
  
  //    Console.WriteLine("MAPS")
      DeedleSeries_run()
  //    FSXHashMap_run()
  //    IntMap64_run()
  //    MapTree_run()
  