optaplanner-benchmark/src/main/java/org/optaplanner/benchmark/impl/result/SolverBenchmarkResult.java
public void accumulateResults(BenchmarkReport benchmarkReport) {
        determineTotalsAndAverages();
        standardDeviationDoubles = StatisticUtils.determineStandardDeviationDoubles(singleBenchmarkResultList, averageScore, getSuccessCount());
    }
public void accumulateResults(BenchmarkReport benchmarkReport) {
        determineTotalsAndAverages();
        standardDeviationDoubles = StatisticUtils.determineStandardDeviationDoubles(singleBenchmarkResultList, averageScore, getSuccessCount());
    }
Does not call {@link SingleBenchmarkResult#accumulateResults(BenchmarkReport)},
because {@link PlannerBenchmarkResult#accumulateResults(BenchmarkReport)} does that already on
{@link PlannerBenchmarkResult#getUnifiedProblemBenchmarkResultList()}.
@param benchmarkReport never null