anchor.diff:                           stats = Stats2, params = MySyncParams,
                            misc = [{fail_rate_target_per_node, FRTotal_p1_perNode},
                                    {fail_rate_target_phase1, FRTotal_p1},
  -                                 {pref_used_fr, {0.0, 0.0}},
  +                                 {prev_used_fr, {0.0, 0.0}},
                                    {icount, ItemCount}],
                            kv_list = []};
   begin_sync(State = #rr_recon_state{method = merkle_tree, params = Params, initiator = true,
  
positive.code:            NewState#rr_recon_state{misc = [{max_affected_items, MaxAffectedItems},
                                             {fail_rate_target_per_node, FRPerNode},
                                             {fail_rate_target_phase1, FR_p1},
                                             {pref_used_fr, UsedFr},
                                             {icount, MyMaxItemsCount}]}
      end;
  
  
negative.code:                                  {max_affected_items, MaxAffectedItems},
                                   {fail_rate_target_per_node, {EffectiveFr_I, EffectiveFr_L}},
                                   {fail_rate_target_phase1, FRTotal_p1},
                                   {prev_used_fr, {0.0, 0.0}},
                                   {icount, MyItemCount},
                                   {oicount, OtherItemsCount}],
                           kv_list = []};
  