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 0.001467/0.001467, allocations: 115.7 kB / 17.74 MB, free: 5.293 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001681/0.001681, allocations: 188.4 kB / 18.67 MB, free: 4.375 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.276/1.276, allocations: 222.9 MB / 242.4 MB, free: 15.08 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-master/package.mo): time 0.857/0.857, allocations: 119.3 MB / 411.8 MB, free: 9.488 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001181/0.001181, allocations: 65.61 kB / 0.573 GB, free: 38.89 MB / 462.3 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1162/0.1174, allocations: 80.69 MB / 0.6518 GB, free: 11.63 MB / 0.4983 GB Notification: Performance of NFInst.instantiate(ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20): time 0.002196/0.1196, allocations: 1.475 MB / 0.6532 GB, free: 10.15 MB / 0.4983 GB Notification: Performance of NFInst.instExpressions: time 0.0002665/0.1199, allocations: 95.7 kB / 0.6533 GB, free: 10.05 MB / 0.4983 GB Notification: Performance of NFInst.updateImplicitVariability: time 3.759e-05/0.12, allocations: 4 kB / 0.6533 GB, free: 10.05 MB / 0.4983 GB Notification: Performance of NFTyping.typeComponents: time 9.848e-05/0.1201, allocations: 7.922 kB / 0.6533 GB, free: 10.04 MB / 0.4983 GB Notification: Performance of NFTyping.typeBindings: time 0.0001191/0.1202, allocations: 63.66 kB / 0.6534 GB, free: 9.98 MB / 0.4983 GB Notification: Performance of NFTyping.typeClassSections: time 0.0001883/0.1204, allocations: 31.94 kB / 0.6534 GB, free: 9.949 MB / 0.4983 GB Notification: Performance of NFFlatten.flatten: time 0.0009194/0.1213, allocations: 1.217 MB / 0.6546 GB, free: 8.73 MB / 0.4983 GB Notification: Performance of NFFlatten.resolveConnections: time 5.851e-05/0.1214, allocations: 15.97 kB / 0.6546 GB, free: 8.715 MB / 0.4983 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0004484/0.1219, allocations: 463.4 kB / 0.6551 GB, free: 8.262 MB / 0.4983 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0008025/0.1227, allocations: 0.538 MB / 0.6556 GB, free: 7.723 MB / 0.4983 GB Notification: Performance of NFPackage.collectConstants: time 0.00015/0.1228, allocations: 64 kB / 0.6556 GB, free: 7.66 MB / 0.4983 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001646/0.123, allocations: 60 kB / 0.6557 GB, free: 7.602 MB / 0.4983 GB Notification: Performance of NFScalarize.scalarize: time 0.0002705/0.1233, allocations: 379.1 kB / 0.6561 GB, free: 7.23 MB / 0.4983 GB Notification: Performance of NFVerifyModel.verify: time 0.000369/0.1237, allocations: 382.6 kB / 0.6564 GB, free: 6.855 MB / 0.4983 GB Notification: Performance of NFConvertDAE.convert: time 0.000515/0.1242, allocations: 0.6581 MB / 0.6571 GB, free: 6.195 MB / 0.4983 GB Notification: Performance of FrontEnd - DAE generated: time 3.717e-06/0.1242, allocations: 4 kB / 0.6571 GB, free: 6.191 MB / 0.4983 GB Notification: Performance of FrontEnd: time 1.302e-06/0.1242, allocations: 4 kB / 0.6571 GB, free: 6.188 MB / 0.4983 GB Notification: Performance of Transformations before backend: time 7.854e-06/0.1242, allocations: 0 / 0.6571 GB, free: 6.188 MB / 0.4983 GB 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 0.004369/0.1286, allocations: 1.425 MB / 0.6585 GB, free: 4.707 MB / 0.4983 GB Notification: Performance of prepare preOptimizeDAE: time 3.57e-05/0.1286, allocations: 11.89 kB / 0.6585 GB, free: 4.695 MB / 0.4983 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001489/0.1288, allocations: 60.38 kB / 0.6585 GB, free: 4.637 MB / 0.4983 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004708/0.1293, allocations: 351.4 kB / 0.6589 GB, free: 4.258 MB / 0.4983 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.945e-05/0.1293, allocations: 61.62 kB / 0.6589 GB, free: 4.199 MB / 0.4983 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001624/0.1295, allocations: 108.1 kB / 0.659 GB, free: 4.094 MB / 0.4983 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001363/0.1308, allocations: 0.8773 MB / 0.6599 GB, free: 3.207 MB / 0.4983 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.298e-05/0.1309, allocations: 192 / 0.6599 GB, free: 3.207 MB / 0.4983 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.461e-05/0.131, allocations: 23.94 kB / 0.6599 GB, free: 3.184 MB / 0.4983 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.91e-05/0.131, allocations: 20 kB / 0.6599 GB, free: 3.164 MB / 0.4983 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001183/0.1322, allocations: 0.7663 MB / 0.6607 GB, free: 2.398 MB / 0.4983 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.005752/0.1379, allocations: 4.31 MB / 0.6649 GB, free: 13.57 MB / 0.5139 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001419/0.1394, allocations: 0.976 MB / 0.6658 GB, free: 12.58 MB / 0.5139 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0009024/0.1403, allocations: 0.6602 MB / 0.6665 GB, free: 11.92 MB / 0.5139 GB Notification: Performance of preOpt evalFunc (simulation): time 8.278e-05/0.1404, allocations: 13 kB / 0.6665 GB, free: 11.91 MB / 0.5139 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.853e-05/0.1404, allocations: 51.44 kB / 0.6665 GB, free: 11.85 MB / 0.5139 GB Notification: Performance of pre-optimization done (n=99): time 2.314e-06/0.1404, allocations: 0 / 0.6665 GB, free: 11.85 MB / 0.5139 GB Notification: Performance of matching and sorting (n=99): time 0.002679/0.1431, allocations: 1.641 MB / 0.6682 GB, free: 10.2 MB / 0.5139 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.341e-05/0.1432, allocations: 64.41 kB / 0.6682 GB, free: 10.12 MB / 0.5139 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000111/0.1433, allocations: 145.2 kB / 0.6684 GB, free: 9.977 MB / 0.5139 GB Notification: Performance of collectPreVariables (initialization): time 9.254e-05/0.1434, allocations: 49.7 kB / 0.6684 GB, free: 9.922 MB / 0.5139 GB Notification: Performance of collectInitialEqns (initialization): time 8.185e-05/0.1435, allocations: 149.8 kB / 0.6685 GB, free: 9.77 MB / 0.5139 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002854/0.1438, allocations: 418.1 kB / 0.6689 GB, free: 9.355 MB / 0.5139 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003296/0.1441, allocations: 223 kB / 0.6692 GB, free: 9.133 MB / 0.5139 GB Notification: Performance of setup shared object (initialization): time 0.0001262/0.1442, allocations: 370.7 kB / 0.6695 GB, free: 8.762 MB / 0.5139 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008811/0.1451, allocations: 0.5764 MB / 0.6701 GB, free: 8.184 MB / 0.5139 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009364/0.1461, allocations: 0.6637 MB / 0.6707 GB, free: 7.516 MB / 0.5139 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001841/0.1479, allocations: 1.25 MB / 0.6719 GB, free: 6.258 MB / 0.5139 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.026e-06/0.1479, allocations: 0 / 0.6719 GB, free: 6.258 MB / 0.5139 GB Notification: Performance of matching and sorting (n=157) (initialization): time 0.002204/0.1501, allocations: 1.472 MB / 0.6734 GB, free: 4.777 MB / 0.5139 GB Notification: Performance of prepare postOptimizeDAE: time 1.858e-05/0.1502, allocations: 11.97 kB / 0.6734 GB, free: 4.766 MB / 0.5139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.105e-06/0.1502, allocations: 0 / 0.6734 GB, free: 4.766 MB / 0.5139 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.42e-05/0.1502, allocations: 8 kB / 0.6734 GB, free: 4.758 MB / 0.5139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00225/0.1525, allocations: 0.5268 MB / 0.6739 GB, free: 4.23 MB / 0.5139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.983e-05/0.1525, allocations: 8 kB / 0.6739 GB, free: 4.223 MB / 0.5139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007861/0.1533, allocations: 118.9 kB / 0.674 GB, free: 4.105 MB / 0.5139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.613e-05/0.1534, allocations: 40 kB / 0.6741 GB, free: 4.066 MB / 0.5139 GB 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 0.0003089/0.1537, allocations: 218.4 kB / 0.6743 GB, free: 3.844 MB / 0.5139 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001302/0.1539, allocations: 39.56 kB / 0.6743 GB, free: 3.805 MB / 0.5139 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0005106/0.1544, allocations: 148 kB / 0.6745 GB, free: 3.66 MB / 0.5139 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.169e-05/0.1544, allocations: 12 kB / 0.6745 GB, free: 3.648 MB / 0.5139 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.242e-05/0.1544, allocations: 3.938 kB / 0.6745 GB, free: 3.645 MB / 0.5139 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.352e-05/0.1544, allocations: 7.984 kB / 0.6745 GB, free: 3.637 MB / 0.5139 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001057/0.1555, allocations: 0.7901 MB / 0.6752 GB, free: 2.793 MB / 0.5139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.627e-06/0.1555, allocations: 0 / 0.6752 GB, free: 2.793 MB / 0.5139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002757/0.1583, allocations: 0.5269 MB / 0.6758 GB, free: 2.266 MB / 0.5139 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.477e-05/0.1583, allocations: 3.938 kB / 0.6758 GB, free: 2.262 MB / 0.5139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001375/0.1584, allocations: 43.95 kB / 0.6758 GB, free: 2.219 MB / 0.5139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 8.246e-06/0.1584, allocations: 8 kB / 0.6758 GB, free: 2.211 MB / 0.5139 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.593e-06/0.1585, allocations: 0 / 0.6758 GB, free: 2.211 MB / 0.5139 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002945/0.1614, allocations: 1.964 MB / 0.6777 GB, free: 240 kB / 0.5139 GB Notification: Performance of postOpt removeConstants (simulation): time 9.285e-05/0.1615, allocations: 128.3 kB / 0.6779 GB, free: 92 kB / 0.5139 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001431/0.1617, allocations: 39.97 kB / 0.6779 GB, free: 52 kB / 0.5139 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007997/0.1625, allocations: 55.97 kB / 0.6779 GB, free: 15.99 MB / 0.5295 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001872/0.1627, allocations: 64.91 kB / 0.678 GB, free: 15.93 MB / 0.5295 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.991e-05/0.1627, allocations: 24 kB / 0.678 GB, free: 15.91 MB / 0.5295 GB Notification: Performance of sorting global known variables: time 6.383e-05/0.1628, allocations: 99.2 kB / 0.6781 GB, free: 15.81 MB / 0.5295 GB Notification: Performance of sort global known variables: time 1.3e-07/0.1628, allocations: 0 / 0.6781 GB, free: 15.81 MB / 0.5295 GB Notification: Performance of remove unused functions: time 0.0006427/0.1635, allocations: 315.8 kB / 0.6784 GB, free: 15.5 MB / 0.5295 GB 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 0.0002175/0.1637, allocations: 146.3 kB / 0.6786 GB, free: 15.35 MB / 0.5295 GB Notification: Performance of simCode: created initialization part: time 0.002093/0.1658, allocations: 1.334 MB / 0.6799 GB, free: 14.01 MB / 0.5295 GB Notification: Performance of simCode: created event and clocks part: time 2.124e-06/0.1658, allocations: 4.062 kB / 0.6799 GB, free: 14.01 MB / 0.5295 GB Notification: Performance of simCode: created simulation system equations: time 0.0009699/0.1668, allocations: 0.6498 MB / 0.6805 GB, free: 13.36 MB / 0.5295 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006591/0.1675, allocations: 135.8 kB / 0.6806 GB, free: 13.22 MB / 0.5295 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006172/0.1736, allocations: 4.705 MB / 0.6852 GB, free: 8.484 MB / 0.5295 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004319/0.1741, allocations: 0.9104 MB / 0.6861 GB, free: 7.551 MB / 0.5295 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006136/0.1747, allocations: 63.44 kB / 0.6862 GB, free: 7.488 MB / 0.5295 GB Notification: Performance of SimCode: time 6.01e-07/0.1747, allocations: 0 / 0.6862 GB, free: 7.488 MB / 0.5295 GB Notification: Performance of Templates: time 0.01457/0.1893, allocations: 10.73 MB / 0.6967 GB, free: 12.75 MB / 0.5452 GB 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