Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-master/package.mo", uses=false) Using package ScalableTestSuite with version 2.2.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20,tolerance=1e-08,outputFormat="mat",numberOfIntervals=5000,variableFilter="QA.1.|QA.2.|QA.3.|QB.1.|QB.2.|QB.3.|TA.1.|TA.20.|TA.2.|TA.3.|TB.1.|TB.20.|TB.2.|TB.3.|TW.1.|TW.2.|TW.3.|der.TA.20..|der.TA.2..|der.TA.3..|der.TB.1..|der.TB.2..|der.TB.3..|der.TW.1..|der.TW.2..|der.TW.3..|time|time",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20") translateModel(ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20,tolerance=1e-08,outputFormat="mat",numberOfIntervals=5000,variableFilter="QA.1.|QA.2.|QA.3.|QB.1.|QB.2.|QB.3.|TA.1.|TA.20.|TA.2.|TA.3.|TB.1.|TB.20.|TB.2.|TB.3.|TW.1.|TW.2.|TW.3.|der.TA.20..|der.TA.2..|der.TA.3..|der.TB.1..|der.TB.2..|der.TB.3..|der.TW.1..|der.TW.2..|der.TW.3..|time|time",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001304/0.001304, allocations: 109.3 kB / 16.92 MB, free: 5.758 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001278/0.001278, allocations: 191.3 kB / 17.85 MB, free: 5.176 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.261/1.261, allocations: 222.9 MB / 241.5 MB, free: 15.29 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-master/package.mo): time 0.8717/0.8717, allocations: 119.3 MB / 411 MB, free: 9.57 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001431/0.001431, allocations: 63.91 kB / 0.4923 GB, free: 12.36 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4325/0.4339, allocations: 80.68 MB / 0.5711 GB, free: 43.78 MB / 462.3 MB Notification: Performance of NFInst.instantiate(ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20): time 0.002095/0.4361, allocations: 1.463 MB / 0.5725 GB, free: 42.62 MB / 462.3 MB Notification: Performance of NFInst.instExpressions: time 0.0002471/0.4363, allocations: 94.75 kB / 0.5726 GB, free: 42.54 MB / 462.3 MB Notification: Performance of NFInst.updateImplicitVariability: time 3.921e-05/0.4364, allocations: 5.312 kB / 0.5726 GB, free: 42.54 MB / 462.3 MB Notification: Performance of NFTyping.typeComponents: time 8.647e-05/0.4365, allocations: 9.328 kB / 0.5726 GB, free: 42.53 MB / 462.3 MB Notification: Performance of NFTyping.typeBindings: time 9.921e-05/0.4366, allocations: 62.89 kB / 0.5727 GB, free: 42.48 MB / 462.3 MB Notification: Performance of NFTyping.typeClassSections: time 0.0001724/0.4368, allocations: 37.66 kB / 0.5727 GB, free: 42.45 MB / 462.3 MB Notification: Performance of NFFlatten.flatten: time 0.000766/0.4375, allocations: 1.221 MB / 0.5739 GB, free: 41.79 MB / 462.3 MB Notification: Performance of NFFlatten.resolveConnections: time 5.778e-05/0.4376, allocations: 6.906 kB / 0.5739 GB, free: 41.79 MB / 462.3 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0003424/0.438, allocations: 459 kB / 0.5744 GB, free: 41.6 MB / 462.3 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0005943/0.4386, allocations: 0.5492 MB / 0.5749 GB, free: 41.26 MB / 462.3 MB Notification: Performance of NFPackage.collectConstants: time 0.0001339/0.4387, allocations: 61.56 kB / 0.575 GB, free: 41.26 MB / 462.3 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0001516/0.4389, allocations: 61.31 kB / 0.575 GB, free: 41.26 MB / 462.3 MB Notification: Performance of NFScalarize.scalarize: time 0.0002329/0.4391, allocations: 374.3 kB / 0.5754 GB, free: 41.01 MB / 462.3 MB Notification: Performance of NFVerifyModel.verify: time 0.0003431/0.4394, allocations: 386.4 kB / 0.5758 GB, free: 40.78 MB / 462.3 MB Notification: Performance of NFConvertDAE.convert: time 0.0004174/0.4399, allocations: 0.6503 MB / 0.5764 GB, free: 40.41 MB / 462.3 MB Notification: Performance of FrontEnd - DAE generated: time 4.328e-06/0.4399, allocations: 5.312 kB / 0.5764 GB, free: 40.41 MB / 462.3 MB Notification: Performance of FrontEnd: time 1.703e-06/0.4399, allocations: 0 / 0.5764 GB, free: 40.41 MB / 462.3 MB Notification: Performance of Transformations before backend: time 8.265e-06/0.4399, allocations: 4 kB / 0.5764 GB, free: 40.4 MB / 462.3 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 138 * Number of variables: 138 Notification: Performance of Generate backend data structure: time 0.004076/0.444, allocations: 1.422 MB / 0.5778 GB, free: 39.51 MB / 462.3 MB Notification: Performance of prepare preOptimizeDAE: time 3.945e-05/0.444, allocations: 13.08 kB / 0.5778 GB, free: 39.5 MB / 462.3 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001751/0.4442, allocations: 65.19 kB / 0.5779 GB, free: 39.48 MB / 462.3 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004598/0.4447, allocations: 362.1 kB / 0.5782 GB, free: 39.18 MB / 462.3 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.48e-05/0.4447, allocations: 54.53 kB / 0.5783 GB, free: 39.16 MB / 462.3 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001575/0.4449, allocations: 102.2 kB / 0.5784 GB, free: 39.11 MB / 462.3 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001166/0.4461, allocations: 0.8786 MB / 0.5792 GB, free: 38.61 MB / 462.3 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.283e-05/0.4461, allocations: 4.188 kB / 0.5792 GB, free: 38.61 MB / 462.3 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.936e-05/0.4462, allocations: 23.72 kB / 0.5792 GB, free: 38.59 MB / 462.3 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.279e-05/0.4462, allocations: 13.88 kB / 0.5793 GB, free: 38.59 MB / 462.3 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001106/0.4473, allocations: 0.7709 MB / 0.58 GB, free: 38.25 MB / 462.3 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.005087/0.4524, allocations: 4.318 MB / 0.5842 GB, free: 34.56 MB / 462.3 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001311/0.4537, allocations: 0.9682 MB / 0.5852 GB, free: 34.1 MB / 462.3 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0008307/0.4546, allocations: 0.6614 MB / 0.5858 GB, free: 33.77 MB / 462.3 MB Notification: Performance of preOpt evalFunc (simulation): time 7.837e-05/0.4547, allocations: 10.78 kB / 0.5858 GB, free: 33.77 MB / 462.3 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.906e-05/0.4547, allocations: 52.19 kB / 0.5859 GB, free: 33.71 MB / 462.3 MB Notification: Performance of pre-optimization done (n=99): time 2.735e-06/0.4547, allocations: 0 / 0.5859 GB, free: 33.71 MB / 462.3 MB Notification: Performance of matching and sorting (n=99): time 0.00224/0.4569, allocations: 1.642 MB / 0.5875 GB, free: 32.08 MB / 462.3 MB Notification: Performance of inlineWhenForInitialization (initialization): time 3.282e-05/0.457, allocations: 64.41 kB / 0.5875 GB, free: 32.01 MB / 462.3 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 8.747e-05/0.4571, allocations: 151.6 kB / 0.5877 GB, free: 31.85 MB / 462.3 MB Notification: Performance of collectPreVariables (initialization): time 6.941e-05/0.4571, allocations: 49.7 kB / 0.5877 GB, free: 31.8 MB / 462.3 MB Notification: Performance of collectInitialEqns (initialization): time 5.798e-05/0.4572, allocations: 153.8 kB / 0.5879 GB, free: 31.64 MB / 462.3 MB Notification: Performance of collectInitialBindings (initialization): time 0.000192/0.4574, allocations: 418.1 kB / 0.5883 GB, free: 31.23 MB / 462.3 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002782/0.4577, allocations: 219 kB / 0.5885 GB, free: 31.01 MB / 462.3 MB Notification: Performance of setup shared object (initialization): time 6.626e-05/0.4578, allocations: 366.8 kB / 0.5888 GB, free: 30.64 MB / 462.3 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007413/0.4585, allocations: 0.5725 MB / 0.5894 GB, free: 30.07 MB / 462.3 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007625/0.4593, allocations: 0.6598 MB / 0.59 GB, free: 29.4 MB / 462.3 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001509/0.4608, allocations: 1.262 MB / 0.5913 GB, free: 28.14 MB / 462.3 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.667e-06/0.4608, allocations: 0 / 0.5913 GB, free: 28.14 MB / 462.3 MB Notification: Performance of matching and sorting (n=157) (initialization): time 0.001858/0.4627, allocations: 1.469 MB / 0.5927 GB, free: 26.66 MB / 462.3 MB Notification: Performance of prepare postOptimizeDAE: time 1.912e-05/0.4627, allocations: 11.92 kB / 0.5927 GB, free: 26.65 MB / 462.3 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.556e-06/0.4627, allocations: 3.938 kB / 0.5927 GB, free: 26.65 MB / 462.3 MB Notification: Performance of postOpt tearingSystem (initialization): time 2.205e-05/0.4627, allocations: 8 kB / 0.5927 GB, free: 26.64 MB / 462.3 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002029/0.4648, allocations: 0.5229 MB / 0.5932 GB, free: 26.12 MB / 462.3 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.185e-05/0.4648, allocations: 8 kB / 0.5932 GB, free: 26.11 MB / 462.3 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007324/0.4655, allocations: 115 kB / 0.5934 GB, free: 26 MB / 462.3 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.197e-05/0.4656, allocations: 40 kB / 0.5934 GB, free: 25.96 MB / 462.3 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 2 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (157): * Single equations (assignments): 157 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0002686/0.4659, allocations: 221.5 kB / 0.5936 GB, free: 25.73 MB / 462.3 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001198/0.466, allocations: 47.47 kB / 0.5937 GB, free: 25.68 MB / 462.3 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0002812/0.4663, allocations: 144 kB / 0.5938 GB, free: 25.54 MB / 462.3 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.923e-06/0.4663, allocations: 12 kB / 0.5938 GB, free: 25.53 MB / 462.3 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.09e-05/0.4663, allocations: 0 / 0.5938 GB, free: 25.53 MB / 462.3 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.428e-06/0.4663, allocations: 7.969 kB / 0.5938 GB, free: 25.52 MB / 462.3 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0008366/0.4672, allocations: 0.7941 MB / 0.5946 GB, free: 24.68 MB / 462.3 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.756e-06/0.4672, allocations: 0 / 0.5946 GB, free: 24.68 MB / 462.3 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0024/0.4696, allocations: 0.5347 MB / 0.5951 GB, free: 24.14 MB / 462.3 MB Notification: Performance of postOpt tearingSystem (simulation): time 7.244e-06/0.4696, allocations: 7.875 kB / 0.5951 GB, free: 24.14 MB / 462.3 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.269e-05/0.4697, allocations: 43.97 kB / 0.5952 GB, free: 24.09 MB / 462.3 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.99e-06/0.4697, allocations: 7.984 kB / 0.5952 GB, free: 24.09 MB / 462.3 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.984e-06/0.4697, allocations: 0 / 0.5952 GB, free: 24.09 MB / 462.3 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002309/0.472, allocations: 1.956 MB / 0.5971 GB, free: 22.12 MB / 462.3 MB Notification: Performance of postOpt removeConstants (simulation): time 7.472e-05/0.4721, allocations: 132.4 kB / 0.5972 GB, free: 21.97 MB / 462.3 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001281/0.4723, allocations: 39.97 kB / 0.5972 GB, free: 21.93 MB / 462.3 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007016/0.473, allocations: 43.95 kB / 0.5973 GB, free: 21.89 MB / 462.3 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001711/0.4732, allocations: 60.91 kB / 0.5973 GB, free: 21.82 MB / 462.3 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.297e-05/0.4732, allocations: 27.98 kB / 0.5974 GB, free: 21.8 MB / 462.3 MB Notification: Performance of sorting global known variables: time 4.139e-05/0.4733, allocations: 95.83 kB / 0.5975 GB, free: 21.7 MB / 462.3 MB Notification: Performance of sort global known variables: time 7.01e-07/0.4733, allocations: 0 / 0.5975 GB, free: 21.7 MB / 462.3 MB Notification: Performance of remove unused functions: time 0.0005909/0.4739, allocations: 323.7 kB / 0.5978 GB, free: 21.39 MB / 462.3 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 57 (TAtilde[1],TAtilde[2],TAtilde[3],TAtilde[4],TAtilde[5],TAtilde[6],TAtilde[7],TAtilde[8],TAtilde[9],TAtilde[10],TAtilde[11],TAtilde[12],TAtilde[13],TAtilde[14],TAtilde[15],TAtilde[16],TAtilde[17],TAtilde[18],TAtilde[19],TBtilde[1],TBtilde[2],TBtilde[3],TBtilde[4],TBtilde[5],TBtilde[6],TBtilde[7],TBtilde[8],TBtilde[9],TBtilde[10],TBtilde[11],TBtilde[12],TBtilde[13],TBtilde[14],TBtilde[15],TBtilde[16],TBtilde[17],TBtilde[18],TBtilde[19],TW[1],TW[2],TW[3],TW[4],TW[5],TW[6],TW[7],TW[8],TW[9],TW[10],TW[11],TW[12],TW[13],TW[14],TW[15],TW[16],TW[17],TW[18],TW[19]) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (99): * Single equations (assignments): 99 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0001756/0.4741, allocations: 146.3 kB / 0.5979 GB, free: 21.23 MB / 462.3 MB Notification: Performance of simCode: created initialization part: time 0.002376/0.4764, allocations: 1.947 MB / 0.5998 GB, free: 19.29 MB / 462.3 MB Notification: Performance of simCode: created event and clocks part: time 2.344e-06/0.4764, allocations: 0 / 0.5998 GB, free: 19.29 MB / 462.3 MB Notification: Performance of simCode: created simulation system equations: time 0.0007351/0.4772, allocations: 0.6575 MB / 0.6004 GB, free: 18.63 MB / 462.3 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005979/0.4778, allocations: 139 kB / 0.6006 GB, free: 18.5 MB / 462.3 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005147/0.4829, allocations: 4.668 MB / 0.6051 GB, free: 13.79 MB / 462.3 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002673/0.4832, allocations: 0.9188 MB / 0.606 GB, free: 12.85 MB / 462.3 MB Notification: Performance of simCode: alias equations: time 0.0009833/0.4842, allocations: 388.5 kB / 0.6064 GB, free: 12.47 MB / 462.3 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003188/0.4846, allocations: 51.44 kB / 0.6065 GB, free: 12.42 MB / 462.3 MB Notification: Performance of SimCode: time 7.42e-07/0.4846, allocations: 0 / 0.6065 GB, free: 12.42 MB / 462.3 MB Notification: Performance of Templates: time 0.01255/0.4971, allocations: 10.87 MB / 0.6171 GB, free: 1.676 MB / 462.3 MB make -j1 -f ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.makefile (rm -f ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.pipe ; mkfifo ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.pipe ; head -c 1048576 < ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.pipe >> ../files/ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.sim & ./ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20 -s=ida -abortSlowSimulation -alarm=300 -emit_protected -lv LOG_STATS > ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.pipe 2>&1) diffSimulationResults("ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/ReferenceFiles/ScalableTestSuite/ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ScalableTestSuite_noopt_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches