示例#1
0
 /// <summary>
 /// Sets the opening source from a specified file name,
 /// which must be either an EPD or PGN file.
 /// </summary>
 /// <param name="fileName"></param>
 void LoadOpenings(string fileName)
 {
     if (fileName.ToUpper().EndsWith(".PGN"))
     {
         LoadOpeningsPGN(fileName);
     }
     else if (fileName.ToUpper().EndsWith(".EPD"))
     {
         epds = EPDEntry.EPDEntriesInEPDFile(GetFullFilename(fileName));
     }
     else
     {
         throw new Exception($"PositionsWithHistory expected a file name with extension PGN or EPD ({fileName}).");
     }
 }
示例#2
0
        void ProcessEPD(int epdNum, EPDEntry epd, bool outputDetail, ObjectPool <object> otherEngines)
        {
            UCISearchInfo otherEngineAnalysis2 = default;

            EPDEntry epdToUse = epd;

            Task RunNonCeres()
            {
                if (Def.ExternalEngineDef != null)
                {
                    object engineObj = otherEngines.GetFromPool();

                    if (engineObj is LC0Engine)
                    {
                        LC0Engine le = (LC0Engine)engineObj;

                        // Run test 2 first since that's the one we dump in detail, to avoid any possible caching effect from a prior run
                        otherEngineAnalysis2 = le.AnalyzePositionFromFEN(epdToUse.FEN, epdToUse.StartMoves, Def.ExternalEngineDef.SearchLimit);
                        //            leelaAnalysis2 = le.AnalyzePositionFromFEN(epdToUse.FEN, new SearchLimit(SearchLimit.LimitType.NodesPerMove, 2)); // **** TEMP
                        otherEngines.RestoreToPool(le);
                    }
                    else
                    {
                        UCIGameRunner runner = (engineObj is UCIGameRunner) ? (engineObj as UCIGameRunner)
            : (engineObj as GameEngineUCI).UCIRunner;
                        string moveType  = Def.ExternalEngineDef.SearchLimit.Type == SearchLimitType.NodesPerMove ? "nodes" : "movetime";
                        int    moveValue = moveType == "nodes" ? (int)Def.ExternalEngineDef.SearchLimit.Value : (int)Def.ExternalEngineDef.SearchLimit.Value * 1000;
                        runner.EvalPositionPrepare();
                        otherEngineAnalysis2 = runner.EvalPosition(epdToUse.FEN, epdToUse.StartMoves, moveType, moveValue, null);
                        otherEngines.RestoreToPool(runner);
                        //          public UCISearchInfo EvalPosition(int engineNum, string fenOrPositionCommand, string moveType, int moveMetric, bool shouldCache = false)
                    }
                }
                return(Task.CompletedTask);
            }

            bool EXTERNAL_CONCURRENT = numConcurrentSuiteThreads > 1;

            Task lzTask = EXTERNAL_CONCURRENT ? Task.Run(RunNonCeres) : RunNonCeres();

            // Comptue search limit
            // If possible, adjust for the fact that LC0 "cheats" by going slightly over node budget
            SearchLimit ceresSearchLimit1 = Def.CeresEngine1Def.SearchLimit;
            SearchLimit ceresSearchLimit2 = Def.CeresEngine2Def?.SearchLimit;

            if (Def.CeresEngine1Def.SearchLimit.Type == SearchLimitType.NodesPerMove &&
                otherEngineAnalysis2 != null &&
                !Def.Engine1Def.SearchParams.FutilityPruningStopSearchEnabled)
            {
                if (Def.CeresEngine1Def.SearchLimit.Type == SearchLimitType.NodesPerMove)
                {
                    ceresSearchLimit1 = new SearchLimit(SearchLimitType.NodesPerMove, otherEngineAnalysis2.Nodes);
                }
                if (Def.CeresEngine1Def.SearchLimit.Type == SearchLimitType.NodesPerMove)
                {
                    ceresSearchLimit2 = new SearchLimit(SearchLimitType.NodesPerMove, otherEngineAnalysis2.Nodes);
                }
            }

            PositionWithHistory pos = PositionWithHistory.FromFENAndMovesSAN(epdToUse.FEN, epdToUse.StartMoves);

            // TODO: should this be switched to GameEngineCeresInProcess?

            // Note that if we are running both Ceres1 and Ceres2 we alternate which search goes first.
            // This prevents any systematic difference/benefit that might come from order
            // (for example if we reuse position evaluations from the other tree, which can benefit only one of the two searches).
            MCTSearch search1 = null;
            MCTSearch search2 = null;

            if (epdNum % 2 == 0 || Def.CeresEngine2Def == null)
            {
                search1 = new MCTSearch();
                search1.Search(evaluatorSet1, Def.Engine1Def.SelectParams, Def.Engine1Def.SearchParams, null, null, null,
                               pos, ceresSearchLimit1, false, DateTime.Now, null, null, true);

                MCTSIterator shareContext = null;
                if (Def.RunCeres2Engine)
                {
                    if (Def.Engine2Def.SearchParams.ReusePositionEvaluationsFromOtherTree)
                    {
                        shareContext = search1.Manager.Context;
                    }

                    search2 = new MCTSearch();
                    search2.Search(evaluatorSet2, Def.Engine2Def.SelectParams, Def.Engine2Def.SearchParams, null, null, shareContext,
                                   pos, ceresSearchLimit2, false, DateTime.Now, null, null, true);
                }
            }
            else
            {
                search2 = new MCTSearch();
                search2.Search(evaluatorSet2, Def.Engine2Def.SelectParams, Def.Engine2Def.SearchParams, null, null, null,
                               pos, ceresSearchLimit2, false, DateTime.Now, null, null, true);

                MCTSIterator shareContext = null;
                if (Def.Engine1Def.SearchParams.ReusePositionEvaluationsFromOtherTree)
                {
                    shareContext = search2.Manager.Context;
                }

                search1 = new MCTSearch();
                search1.Search(evaluatorSet1, Def.Engine1Def.SelectParams, Def.Engine1Def.SearchParams, null, null, shareContext,
                               pos, ceresSearchLimit1, false, DateTime.Now, null, null, true);
            }

            // Wait for LZ analysis
            if (EXTERNAL_CONCURRENT)
            {
                lzTask.Wait();
            }

            Move bestMoveOtherEngine = default;

            if (Def.ExternalEngineDef != null)
            {
                MGPosition thisPosX = PositionWithHistory.FromFENAndMovesUCI(epdToUse.FEN, epdToUse.StartMoves).FinalPosMG;

                MGMove lzMoveMG1 = MGMoveFromString.ParseMove(thisPosX, otherEngineAnalysis2.BestMove);
                bestMoveOtherEngine = MGMoveConverter.ToMove(lzMoveMG1);
            }

            Move bestMoveCeres1 = MGMoveConverter.ToMove(search1.BestMove);

            Move bestMoveCeres2 = search2 == null ? default : MGMoveConverter.ToMove(search2.BestMove);

                                  char CorrectStr(Move move) => epdToUse.CorrectnessScore(move, 10) == 10 ? '+' : '.';

                                  int scoreCeres1      = epdToUse.CorrectnessScore(bestMoveCeres1, 10);
                                  int scoreCeres2      = epdToUse.CorrectnessScore(bestMoveCeres2, 10);
                                  int scoreOtherEngine = epdToUse.CorrectnessScore(bestMoveOtherEngine, 10);

                                  SearchResultInfo result1 = new SearchResultInfo(search1.Manager, search1.BestMove);
                                  SearchResultInfo result2 = search2 == null ? null : new SearchResultInfo(search2.Manager, search2.BestMove);

                                  accCeres1 += scoreCeres1;
                                  accCeres2 += scoreCeres2;

                                  // Accumulate how many nodes were required to find one of the correct moves
                                  // (in the cases where both succeeded)
                                  if (scoreCeres1 > 0 && (search2 == null || scoreCeres2 > 0))
                                  {
                                      accWCeres1 += (scoreCeres1 == 0) ? result1.N : result1.NumNodesWhenChoseTopNNode;
                                      if (search2 != null)
                                      {
                                          accWCeres2 += (scoreCeres2 == 0) ? result2.N : result2.NumNodesWhenChoseTopNNode;
                                      }
                                      numSearchesBothFound++;
                                  }
                                  this.avgOther += scoreOtherEngine;

                                  numSearches++;

                                  float avgCeres1  = (float)accCeres1 / numSearches;
                                  float avgCeres2  = (float)accCeres2 / numSearches;
                                  float avgWCeres1 = (float)accWCeres1 / numSearchesBothFound;
                                  float avgWCeres2 = (float)accWCeres2 / numSearchesBothFound;

                                  float avgOther = (float)this.avgOther / numSearches;

                                  string MoveIfWrong(Move m) => m.IsNull || epdToUse.CorrectnessScore(m, 10) == 10 ? "    " : m.ToString().ToLower();

                                  int diff1 = scoreCeres1 - scoreOtherEngine;

                                  //NodeEvaluatorNeuralNetwork
                                  int evalNumBatches1 = result1.NumNNBatches;
                                  int evalNumPos1     = result1.NumNNNodes;
                                  int evalNumBatches2 = search2 == null ? 0 : result2.NumNNBatches;
                                  int evalNumPos2     = search2 == null ? 0 : result2.NumNNNodes;

                                  string correctMove = null;

                                  if (epdToUse.AMMoves != null)
                                  {
                                      correctMove = "-" + epdToUse.AMMoves[0];
                                  }
                                  else if (epdToUse.BMMoves != null)
                                  {
                                      correctMove = epdToUse.BMMoves[0];
                                  }

                                  float otherEngineTime = otherEngineAnalysis2 == null ? 0 : (float)otherEngineAnalysis2.EngineReportedSearchTime / 1000.0f;

                                  totalTimeOther  += otherEngineTime;
                                  totalTimeCeres1 += (float)search1.TimingInfo.ElapsedTimeSecs;

                                  totalNodesOther += otherEngineAnalysis2 == null ? 0 : (int)otherEngineAnalysis2.Nodes;
                                  totalNodes1     += (int)result1.N;

                                  sumEvalNumPosOther += otherEngineAnalysis2 == null ? 0 : (int)otherEngineAnalysis2.Nodes;
                                  sumEvalNumBatches1 += evalNumBatches1;
                                  sumEvalNumPos1     += evalNumPos1;

                                  if (Def.RunCeres2Engine)
                                  {
                                      totalTimeCeres2    += (float)search2.TimingInfo.ElapsedTimeSecs;
                                      totalNodes2        += (int)result2.N;
                                      sumEvalNumBatches2 += evalNumBatches2;
                                      sumEvalNumPos2     += evalNumPos2;
                                  }

                                  float Adjust(int score, float frac) => score == 0 ? 0 : Math.Max(1.0f, MathF.Round(frac * 100.0f, 0));

                                  string worker1PickedNonTopNMoveStr = result1.PickedNonTopNMoveStr;
                                  string worker2PickedNonTopNMoveStr = result2?.PickedNonTopNMoveStr;

                                  bool ex = otherEngineAnalysis2 != null;
                                  bool c2 = search2 != null;

                                  Writer writer = new Writer(epdNum == 0);

                                  writer.Add("#", $"{epdNum,4}", 6);

                                  if (ex)
                                  {
                                      writer.Add("CEx", $"{avgOther,5:F2}", 7);
                                  }
                                  writer.Add("CC", $"{avgCeres1,5:F2}", 7);
                                  if (c2)
                                  {
                                      writer.Add("CC2", $"{avgCeres2,5:F2}", 7);
                                  }

                                  writer.Add("P", $" {0.001f * avgWCeres1,7:f2}", 9);
                                  if (c2)
                                  {
                                      writer.Add("P2", $" {0.001f * avgWCeres2,7:f2}", 9);
                                  }

                                  if (ex)
                                  {
                                      writer.Add("SEx", $"{scoreOtherEngine,3}", 5);
                                  }
                                  writer.Add("SC", $"{scoreCeres1,3}", 5);
                                  if (c2)
                                  {
                                      writer.Add("SC2", $"{scoreCeres2,3}", 5);
                                  }

                                  if (ex)
                                  {
                                      writer.Add("MEx", $"{otherEngineAnalysis2.BestMove,7}", 9);
                                  }
                                  writer.Add("MC", $"{search1.Manager.BestMoveMG,7}", 9);
                                  if (c2)
                                  {
                                      writer.Add("MC2", $"{search2.Manager.BestMoveMG,7}", 9);
                                  }

                                  writer.Add("Fr", $"{worker1PickedNonTopNMoveStr}{ 100.0f * result1.TopNNodeN / result1.N,3:F0}%", 9);
                                  if (c2)
                                  {
                                      writer.Add("Fr2", $"{worker2PickedNonTopNMoveStr}{ 100.0f * result2?.TopNNodeN / result2?.N,3:F0}%", 9);
                                  }

                                  writer.Add("Yld", $"{result1.NodeSelectionYieldFrac,6:f3}", 9);
                                  if (c2)
                                  {
                                      writer.Add("Yld2", $"{result2.NodeSelectionYieldFrac,6:f3}", 9);
                                  }

                                  // Search time
                                  if (ex)
                                  {
                                      writer.Add("TimeEx", $"{otherEngineTime,7:F2}", 9);
                                  }
                                  writer.Add("TimeC", $"{search1.TimingInfo.ElapsedTimeSecs,7:F2}", 9);
                                  if (c2)
                                  {
                                      writer.Add("TimeC2", $"{search2.TimingInfo.ElapsedTimeSecs,7:F2}", 9);
                                  }

                                  writer.Add("Dep", $"{result1.AvgDepth,5:f1}", 7);
                                  if (c2)
                                  {
                                      writer.Add("Dep2", $"{result2.AvgDepth,5:f1}", 7);
                                  }

                                  // Nodes
                                  if (ex)
                                  {
                                      writer.Add("NEx", $"{otherEngineAnalysis2.Nodes,12:N0}", 14);
                                  }
                                  writer.Add("Nodes", $"{result1.N,12:N0}", 14);
                                  if (c2)
                                  {
                                      writer.Add("Nodes2", $"{result2.N,12:N0}", 14);
                                  }

                                  // Fraction when chose top N
                                  writer.Add("Frac", $"{Adjust(scoreCeres1, result1.FractionNumNodesWhenChoseTopNNode),4:F0}", 6);
                                  if (c2)
                                  {
                                      writer.Add("Frac2", $"{Adjust(scoreCeres2, result2.FractionNumNodesWhenChoseTopNNode),4:F0}", 6);
                                  }

                                  // Score (Q)
                                  if (ex)
                                  {
                                      writer.Add("QEx", $"{otherEngineAnalysis2.ScoreLogistic,6:F3}", 8);
                                  }
                                  writer.Add("QC", $"{result1.Q,6:F3}", 8);
                                  if (c2)
                                  {
                                      writer.Add("QC2", $"{result2.Q,6:F3}", 8);
                                  }

                                  // Num batches&positions
                                  writer.Add("Batches", $"{evalNumBatches1,8:N0}", 10);
                                  writer.Add("NNEvals", $"{evalNumPos1,11:N0}", 13);
                                  if (c2)
                                  {
                                      writer.Add("Batches2", $"{evalNumBatches2,8:N0}", 10);
                                      writer.Add("NNEvals2", $"{evalNumPos2,11:N0}", 13);
                                  }

                                  // Tablebase hits
                                  writer.Add("TBase", $"{(search1.CountSearchContinuations > 0 ? 0 : search1.Manager.CountTablebaseHits),8:N0}", 10);
                                  if (c2)
                                  {
                                      writer.Add("TBase2", $"{(search2.CountSearchContinuations > 0 ? 0 : search2.Manager.CountTablebaseHits),8:N0}", 10);
                                  }

//      writer.Add("EPD", $"{epdToUse.ID,-30}", 32);

                                  if (outputDetail)
                                  {
                                      if (epdNum == 0)
                                      {
                                          Def.Output.WriteLine(writer.ids.ToString());
                                          Def.Output.WriteLine(writer.dividers.ToString());
                                      }
                                      Def.Output.WriteLine(writer.text.ToString());
                                  }

                                  //      MCTSNodeStorageSerialize.Save(worker1.Context.Store, @"c:\temp", "TESTSORE");

                                  search1?.Manager?.Dispose();
                                  if (!object.ReferenceEquals(search1?.Manager, search2?.Manager))
                                  {
                                      search2?.Manager?.Dispose();
                                  }
        }
示例#3
0
        public SuiteTestResult Run(int numConcurrentSuiteThreads = 1, bool outputDetail = true, bool saveCacheWhenDone = true)
        {
            // Tree reuse is no help, indicate that we won't need it
            Def.Engine1Def.SearchParams.TreeReuseEnabled = false;
            if (Def.Engine2Def != null)
            {
                Def.Engine2Def.SearchParams.TreeReuseEnabled = false;
            }

            // Disable dump for now, the execution parameters are modified
            // for the warmup which is confusing because different parameters
            // will be chosen for the actual search.
            //DumpParams(Def.Output, true);

            // Create evaluators
            evaluatorSet1 = new NNEvaluatorSet(Def.Engine1Def.EvaluatorDef);
            if (Def.Engine2Def != null)
            {
                evaluatorSet2 = new NNEvaluatorSet(Def.Engine2Def.EvaluatorDef);
            }

            numConcurrentSuiteThreads = numConcurrentSuiteThreads;

            int timerFiredCount = 0;

            // TODO: add path automatically
            List <EPDEntry> epds = EPDEntry.EPDEntriesInEPDFile(Def.EPDFileName, int.MaxValue);

            if (Def.MaxNumPositions == 0)
            {
                Def.MaxNumPositions = epds.Count;
            }

            Def.Output.WriteLine();
            Def.Output.WriteLine("C1 = " + Def.Engine1Def.EvaluatorDef);
            if (Def.RunCeres2Engine)
            {
                Def.Output.WriteLine("C2 = " + Def.Engine2Def.EvaluatorDef);
            }
            if (Def.ExternalEngineDef != null)
            {
                Def.Output.WriteLine("EX = " + Def.ExternalEngineDef.EngineDef);
            }

#if NOT
            // To make up for the fact that LZ0 "cheats" by sometimes running over specified number of nodes
            // (she seems to always fill the batch even if reached limit), add half a batch extra for Ceres as compensation
            if (searchLimitCeres1.Type == SearchLimit.LimitType.NodesPerMove)
            {
                searchLimitCeres1 = new SearchLimit(searchLimit.Type, searchLimit.Value + paramsSearch1.BATCH_SIZE_PRIMARY / 2);
                searchLimitCeres2 = new SearchLimit(searchLimit.Type, searchLimit.Value + paramsSearch2.BATCH_SIZE_PRIMARY / 2);
            }
#endif

            //Def.Output.WriteLine($"MAX_CERES_GAME_THREADS {numConcurrentCeresGames} MAX_LEELA_GAME_THREADS {MAX_LEELA_GAME_THREADS}");

            // Turn of position reuse if evaluators produce different results
            if (Def.RunCeres2Engine && !Def.Engine1Def.EvaluatorDef.NetEvaluationsIdentical(Def.Engine2Def.EvaluatorDef))
            {
                Def.Engine1Def.SearchParams.ReusePositionEvaluationsFromOtherTree = false;
                Def.Engine2Def.SearchParams.ReusePositionEvaluationsFromOtherTree = false;
            }

            if (Def.RunCeres2Engine && (Def.Engine1Def.SearchParams.ReusePositionEvaluationsFromOtherTree ||
                                        Def.Engine2Def.SearchParams.ReusePositionEvaluationsFromOtherTree))
            {
                Console.ForegroundColor = ConsoleColor.Cyan;
                Console.WriteLine("\r\nWARNING: REUSE_POSITION_EVALUATIONS_FROM_OTHER_TREE is turned on for one or both evaluators\r\n"
                                  + "(alternating between the two evaluators). This may cause slight differences in search behavior and speed.\r\n");
                Console.ForegroundColor = ConsoleColor.White;
            }

            Def.Output.WriteLine();

            if (Def.MaxNumPositions > epds.Count)
            {
                Def.MaxNumPositions = epds.Count;
            }
            epds = epds.GetRange(Def.FirstTestPosition, Def.MaxNumPositions);

            int numExternalGameProcesses = 1;

            numConcurrentSuiteThreads = Math.Min(Def.MaxNumPositions, numConcurrentSuiteThreads);

            if (numConcurrentSuiteThreads > 1)
            {
                bool evaluator1NonPooled = Def.Engine1Def.EvaluatorDef != null && Def.Engine1Def.EvaluatorDef.DeviceCombo != Chess.NNEvaluators.Defs.NNEvaluatorDeviceComboType.Pooled;
                bool evaluator2NonPooled = Def.Engine2Def.EvaluatorDef != null && Def.Engine2Def.EvaluatorDef.DeviceCombo != Chess.NNEvaluators.Defs.NNEvaluatorDeviceComboType.Pooled;

                if (evaluator1NonPooled || evaluator2NonPooled)
                {
                    throw new Exception("Must use POOLED neural network evaluator when running suites with parallelism");;
                }

                if (Def.ExternalEngineDef != null)
                {
                    // For safety (to not overflow main or GPU memory) we limit number of LC0 processes.
                    const int MAX_LC0_PROCESSES = 4;
                    numExternalGameProcesses = Math.Min(MAX_LC0_PROCESSES, numConcurrentSuiteThreads);
                }
            }

            bool          leelaVerboseMovesStats = true;//xxx Def.NumTestPos == 1;
            Func <object> makeExternalEngine     = null;

            if (Def.ExternalEngineDef != null)
            {
                if (Def.ExternalEngineDef.EngineDef is GameEngineDefLC0)
                {
                    bool forceDisableSmartPruning = (Def.ExternalEngineDef.EngineDef as GameEngineDefLC0).ForceDisableSmartPruning;
                    makeExternalEngine = () =>
                    {
                        LC0Engine engine = LC0EngineConfigured.GetLC0Engine(null, null, Def.Engine1Def.EvaluatorDef,
                                                                            NNWeightsFiles.LookupNetworkFile(Def.Engine1Def.EvaluatorDef.Nets[0].Net.NetworkID),
                                                                            true,
                                                                            false, leelaVerboseMovesStats, forceDisableSmartPruning);
                        // WARMUP
                        engine.AnalyzePositionFromFEN(Position.StartPosition.FEN, null, SearchLimit.NodesPerMove(1));
                        return(engine);
                    };
                }
                else
                {
                    bool resetMovesBetweenMoves = !Def.Engine2Def.SearchParams.TreeReuseEnabled;
                    bool enableTranpsositions   = Def.Engine2Def.SearchParams.Execution.TranspositionMode != TranspositionMode.None;
                    bool enableTablebases       = Def.Engine2Def.SearchParams.EnableTablebases;

                    makeExternalEngine = () => Def.ExternalEngineDef.EngineDef.CreateEngine();
                }
            }

            // Don't create too many non_Ceres threads since each one will consume seaprate GPU memory or threads
            int maxLeelaThreads = Math.Min(numExternalGameProcesses, numConcurrentSuiteThreads);
            ObjectPool <object> externalEnginePool = new ObjectPool <object>(makeExternalEngine, maxLeelaThreads);

            using (new TimingBlock("EPDS"))
            {
                Parallel.For(0, epds.Count,
                             new ParallelOptions()
                {
                    MaxDegreeOfParallelism = numConcurrentSuiteThreads
                },
                             delegate(int gameNum)
                {
                    try
                    {
                        EPDEntry epd = epds[gameNum];

                        // Skip positions which are already draws
                        if (epd.Position.CheckDrawBasedOnMaterial == Position.PositionDrawStatus.DrawByInsufficientMaterial)
                        {
                            return;
                        }
                        // TODO: also do this for checkmate?

                        ProcessEPD(gameNum, epds[gameNum], outputDetail, externalEnginePool);
                    }
                    catch (Exception exc)
                    {
                        Def.Output.WriteLine("Error in ProcessEPD " + exc);
                        throw exc;
                    }
                });
            }

            Def.Output.WriteLine();

            Def.Output.WriteLine();
            if (Def.ExternalEngineDef != null)
            {
                Def.Output.WriteLine($"Total {Def.ExternalEngineDef.ID} Time {totalTimeOther,6:F2}");
            }
            Def.Output.WriteLine($"Total C1 Time {totalTimeCeres1,6:F2}");
            if (Def.CeresEngine2Def != null)
            {
                Def.Output.WriteLine($"Total C2 Time {totalTimeCeres2,6:F2}");
            }

            Def.Output.WriteLine();
            if (Def.ExternalEngineDef != null)
            {
                Def.Output.WriteLine($"Avg {Def.ExternalEngineDef.ID} pos/sec    {totalNodesOther / totalTimeOther,8:F2}");
            }
            Def.Output.WriteLine($"Avg Ceres    pos/sec    {totalNodes1 / totalTimeCeres1,8:F2}");
            if (Def.CeresEngine2Def != null)
            {
                Def.Output.WriteLine($"Avg Ceres2    pos/sec    {totalNodes2 / totalTimeCeres2,8:F2}");
            }

            Def.Output.WriteLine();
            Def.Output.WriteLine();


            EngineCeres1.Dispose();
            EngineCeres2?.Dispose();
            EngineExternal?.Dispose();

            externalEnginePool.Shutdown(engineObj => (engineObj as LC0Engine).Dispose());
            evaluatorSet1.Dispose();
            evaluatorSet2?.Dispose();

            return(new SuiteTestResult(Def)
            {
                AvgScore1 = (float)accCeres1 / numSearches,
                AvgScore2 = (float)accCeres2 / numSearches,
                AvgWScore1 = (float)accWCeres1 / numSearches,
                AvgWScore2 = (float)accWCeres2 / numSearches,
                AvgScoreLC0 = (float)avgOther / numSearches,

                TotalRuntimeLC0 = totalTimeOther,
                TotalRuntime1 = totalTimeCeres1,
                TotalRuntime2 = totalTimeCeres2,

                TotalNodesLC0 = totalNodesOther,
                TotalNodes1 = totalNodes1,
                TotalNodes2 = totalNodes2
            });
        }