Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ScalableTestSuite_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_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_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 0.001289/0.001289, allocations: 114.2 kB / 17.07 MB, free: 5.961 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001428/0.001428, allocations: 198.8 kB / 18 MB, free: 5.051 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.257/1.257, allocations: 222.9 MB / 241.7 MB, free: 15.12 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-master/package.mo): time 0.849/0.849, allocations: 119.3 MB / 411.2 MB, free: 9.496 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001175/0.001176, allocations: 66.72 kB / 0.5723 GB, free: 38.92 MB / 462.3 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1222/0.1234, allocations: 80.68 MB / 0.6511 GB, free: 11.65 MB / 0.4983 GB Notification: Performance of NFInst.instantiate(ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20): time 0.002177/0.1256, allocations: 1.479 MB / 0.6525 GB, free: 10.16 MB / 0.4983 GB Notification: Performance of NFInst.instExpressions: time 0.0002802/0.1259, allocations: 99.7 kB / 0.6526 GB, free: 10.06 MB / 0.4983 GB Notification: Performance of NFInst.updateImplicitVariability: time 4.002e-05/0.126, allocations: 3.938 kB / 0.6526 GB, free: 10.06 MB / 0.4983 GB Notification: Performance of NFTyping.typeComponents: time 8.743e-05/0.1261, allocations: 7.922 kB / 0.6527 GB, free: 10.05 MB / 0.4983 GB Notification: Performance of NFTyping.typeBindings: time 0.0001075/0.1262, allocations: 59.72 kB / 0.6527 GB, free: 9.992 MB / 0.4983 GB Notification: Performance of NFTyping.typeClassSections: time 0.0001794/0.1264, allocations: 35.88 kB / 0.6527 GB, free: 9.957 MB / 0.4983 GB Notification: Performance of NFFlatten.flatten: time 0.0009462/0.1274, allocations: 1.221 MB / 0.6539 GB, free: 8.734 MB / 0.4983 GB Notification: Performance of NFFlatten.resolveConnections: time 5.455e-05/0.1274, allocations: 8 kB / 0.6539 GB, free: 8.727 MB / 0.4983 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0004899/0.1279, allocations: 471.4 kB / 0.6544 GB, free: 8.266 MB / 0.4983 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0009672/0.1289, allocations: 0.5419 MB / 0.6549 GB, free: 7.723 MB / 0.4983 GB Notification: Performance of NFPackage.collectConstants: time 0.0001321/0.129, allocations: 60 kB / 0.655 GB, free: 7.664 MB / 0.4983 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001645/0.1292, allocations: 60 kB / 0.655 GB, free: 7.605 MB / 0.4983 GB Notification: Performance of NFScalarize.scalarize: time 0.0002887/0.1295, allocations: 371.1 kB / 0.6554 GB, free: 7.242 MB / 0.4983 GB Notification: Performance of NFVerifyModel.verify: time 0.00042/0.1299, allocations: 390.6 kB / 0.6558 GB, free: 6.859 MB / 0.4983 GB Notification: Performance of NFConvertDAE.convert: time 0.0005784/0.1305, allocations: 0.662 MB / 0.6564 GB, free: 6.195 MB / 0.4983 GB Notification: Performance of FrontEnd - DAE generated: time 4.348e-06/0.1305, allocations: 0 / 0.6564 GB, free: 6.195 MB / 0.4983 GB Notification: Performance of FrontEnd: time 1.793e-06/0.1305, allocations: 0 / 0.6564 GB, free: 6.195 MB / 0.4983 GB Notification: Performance of Transformations before backend: time 1.288e-05/0.1306, allocations: 0 / 0.6564 GB, free: 6.195 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 0.004276/0.1348, allocations: 1.425 MB / 0.6578 GB, free: 4.715 MB / 0.4983 GB Notification: Performance of prepare preOptimizeDAE: time 3.304e-05/0.1349, allocations: 11.89 kB / 0.6578 GB, free: 4.703 MB / 0.4983 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001529/0.135, allocations: 64.38 kB / 0.6579 GB, free: 4.641 MB / 0.4983 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004981/0.1355, allocations: 355.5 kB / 0.6582 GB, free: 4.254 MB / 0.4983 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.183e-05/0.1356, allocations: 53.69 kB / 0.6583 GB, free: 4.203 MB / 0.4983 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001821/0.1358, allocations: 104.1 kB / 0.6584 GB, free: 4.102 MB / 0.4983 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001379/0.1372, allocations: 0.8811 MB / 0.6592 GB, free: 3.211 MB / 0.4983 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.292e-05/0.1372, allocations: 4.188 kB / 0.6592 GB, free: 3.207 MB / 0.4983 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.349e-05/0.1373, allocations: 31.92 kB / 0.6593 GB, free: 3.176 MB / 0.4983 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.377e-05/0.1373, allocations: 12 kB / 0.6593 GB, free: 3.164 MB / 0.4983 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001186/0.1385, allocations: 0.7663 MB / 0.66 GB, free: 2.398 MB / 0.4983 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.005994/0.1445, allocations: 4.306 MB / 0.6642 GB, free: 13.57 MB / 0.5139 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001404/0.1459, allocations: 0.9759 MB / 0.6652 GB, free: 12.59 MB / 0.5139 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001032/0.147, allocations: 0.668 MB / 0.6658 GB, free: 11.92 MB / 0.5139 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001563/0.1472, allocations: 9 kB / 0.6658 GB, free: 11.91 MB / 0.5139 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.804e-05/0.1473, allocations: 47.5 kB / 0.6659 GB, free: 11.85 MB / 0.5139 GB Notification: Performance of pre-optimization done (n=99): time 4.789e-06/0.1473, allocations: 0 / 0.6659 GB, free: 11.85 MB / 0.5139 GB Notification: Performance of matching and sorting (n=99): time 0.002611/0.1499, allocations: 1.641 MB / 0.6675 GB, free: 10.2 MB / 0.5139 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.019e-05/0.1499, allocations: 64.34 kB / 0.6675 GB, free: 10.13 MB / 0.5139 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001104/0.1501, allocations: 145.3 kB / 0.6677 GB, free: 9.98 MB / 0.5139 GB Notification: Performance of collectPreVariables (initialization): time 8.306e-05/0.1501, allocations: 49.7 kB / 0.6677 GB, free: 9.926 MB / 0.5139 GB Notification: Performance of collectInitialEqns (initialization): time 8.762e-05/0.1502, allocations: 157.8 kB / 0.6679 GB, free: 9.766 MB / 0.5139 GB Notification: Performance of collectInitialBindings (initialization): time 0.000285/0.1505, allocations: 414.1 kB / 0.6683 GB, free: 9.355 MB / 0.5139 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003369/0.1509, allocations: 227 kB / 0.6685 GB, free: 9.129 MB / 0.5139 GB Notification: Performance of setup shared object (initialization): time 0.0001371/0.151, allocations: 362.8 kB / 0.6688 GB, free: 8.766 MB / 0.5139 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008874/0.1519, allocations: 0.5725 MB / 0.6694 GB, free: 8.191 MB / 0.5139 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009317/0.1528, allocations: 0.6638 MB / 0.67 GB, free: 7.523 MB / 0.5139 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001788/0.1546, allocations: 1.25 MB / 0.6713 GB, free: 6.266 MB / 0.5139 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.306e-06/0.1547, allocations: 4 kB / 0.6713 GB, free: 6.262 MB / 0.5139 GB Notification: Performance of matching and sorting (n=157) (initialization): time 0.002224/0.1569, allocations: 1.472 MB / 0.6727 GB, free: 4.781 MB / 0.5139 GB Notification: Performance of prepare postOptimizeDAE: time 1.869e-05/0.1569, allocations: 7.938 kB / 0.6727 GB, free: 4.773 MB / 0.5139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.435e-06/0.1569, allocations: 4 kB / 0.6727 GB, free: 4.77 MB / 0.5139 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.727e-05/0.157, allocations: 4 kB / 0.6727 GB, free: 4.766 MB / 0.5139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002175/0.1591, allocations: 0.5347 MB / 0.6732 GB, free: 4.23 MB / 0.5139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.526e-05/0.1592, allocations: 4 kB / 0.6733 GB, free: 4.227 MB / 0.5139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007479/0.1599, allocations: 122.9 kB / 0.6734 GB, free: 4.105 MB / 0.5139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.942e-05/0.16, allocations: 35.94 kB / 0.6734 GB, free: 4.07 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 0.000308/0.1603, allocations: 218.4 kB / 0.6736 GB, free: 3.848 MB / 0.5139 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001192/0.1604, allocations: 39.56 kB / 0.6736 GB, free: 3.809 MB / 0.5139 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0004857/0.1609, allocations: 156 kB / 0.6738 GB, free: 3.656 MB / 0.5139 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.844e-06/0.1609, allocations: 8 kB / 0.6738 GB, free: 3.648 MB / 0.5139 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.053e-06/0.161, allocations: 0 / 0.6738 GB, free: 3.648 MB / 0.5139 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.735e-06/0.161, allocations: 3.984 kB / 0.6738 GB, free: 3.645 MB / 0.5139 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.00099/0.162, allocations: 0.7902 MB / 0.6746 GB, free: 2.801 MB / 0.5139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.795e-06/0.162, allocations: 0 / 0.6746 GB, free: 2.801 MB / 0.5139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002712/0.1647, allocations: 0.523 MB / 0.6751 GB, free: 2.277 MB / 0.5139 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.18e-05/0.1647, allocations: 11.94 kB / 0.6751 GB, free: 2.266 MB / 0.5139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001247/0.1649, allocations: 43.95 kB / 0.6751 GB, free: 2.223 MB / 0.5139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.763e-06/0.1649, allocations: 7.938 kB / 0.6752 GB, free: 2.215 MB / 0.5139 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.884e-06/0.1649, allocations: 4 kB / 0.6752 GB, free: 2.211 MB / 0.5139 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002935/0.1678, allocations: 1.96 MB / 0.6771 GB, free: 244 kB / 0.5139 GB Notification: Performance of postOpt removeConstants (simulation): time 9.297e-05/0.1679, allocations: 132.3 kB / 0.6772 GB, free: 92 kB / 0.5139 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001413/0.1681, allocations: 39.97 kB / 0.6772 GB, free: 52 kB / 0.5139 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007429/0.1688, allocations: 51.94 kB / 0.6773 GB, free: 0 / 0.5139 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001825/0.169, allocations: 56.91 kB / 0.6773 GB, free: 15.95 MB / 0.5295 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.373e-05/0.1691, allocations: 28 kB / 0.6774 GB, free: 15.92 MB / 0.5295 GB Notification: Performance of sorting global known variables: time 5.973e-05/0.1692, allocations: 95.27 kB / 0.6775 GB, free: 15.82 MB / 0.5295 GB Notification: Performance of sort global known variables: time 1.01e-07/0.1692, allocations: 0 / 0.6775 GB, free: 15.82 MB / 0.5295 GB Notification: Performance of remove unused functions: time 0.000881/0.1701, allocations: 307.8 kB / 0.6778 GB, free: 15.52 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 0.0001999/0.1703, allocations: 158.2 kB / 0.6779 GB, free: 15.36 MB / 0.5295 GB Notification: Performance of simCode: created initialization part: time 0.001972/0.1723, allocations: 1.338 MB / 0.6792 GB, free: 14.02 MB / 0.5295 GB Notification: Performance of simCode: created event and clocks part: time 2.945e-06/0.1723, allocations: 0 / 0.6792 GB, free: 14.02 MB / 0.5295 GB Notification: Performance of simCode: created simulation system equations: time 0.0009347/0.1732, allocations: 0.6458 MB / 0.6798 GB, free: 13.37 MB / 0.5295 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006734/0.1739, allocations: 139.9 kB / 0.68 GB, free: 13.23 MB / 0.5295 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006129/0.18, allocations: 4.653 MB / 0.6845 GB, free: 8.551 MB / 0.5295 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004588/0.1805, allocations: 0.9182 MB / 0.6854 GB, free: 7.609 MB / 0.5295 GB Notification: Performance of simCode: alias equations: time 0.001045/0.1816, allocations: 392.5 kB / 0.6858 GB, free: 7.227 MB / 0.5295 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003569/0.1819, allocations: 47.44 kB / 0.6858 GB, free: 7.18 MB / 0.5295 GB Notification: Performance of SimCode: time 8.42e-07/0.1819, allocations: 0 / 0.6858 GB, free: 7.18 MB / 0.5295 GB Notification: Performance of Templates: time 0.01608/0.198, allocations: 11.07 MB / 0.6966 GB, free: 12.23 MB / 0.5452 GB make -j1 -f ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.makefile (rm -f ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.pipe ; mkfifo ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.pipe ; head -c 1048576 < ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.pipe >> ../files/ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.sim & ./ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20 -s=ida -abortSlowSimulation -alarm=300 -emit_protected -lv LOG_STATS > ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.pipe 2>&1) diffSimulationResults("ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/ReferenceFiles/ScalableTestSuite/ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20_res.mat","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches