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 0.0009856/0.0009856, allocations: 114.2 kB / 17.07 MB, free: 5.988 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009507/0.0009507, allocations: 195 kB / 18 MB, free: 5.074 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.231/1.231, allocations: 222.9 MB / 241.7 MB, free: 15.15 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-master/package.mo): time 0.8379/0.8379, allocations: 119.3 MB / 411.2 MB, free: 9.504 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001253/0.001253, allocations: 60.81 kB / 0.5723 GB, free: 38.89 MB / 462.3 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1269/0.1282, allocations: 80.68 MB / 0.6511 GB, free: 11.64 MB / 0.4983 GB Notification: Performance of NFInst.instantiate(ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_20): time 0.002338/0.1305, allocations: 1.482 MB / 0.6525 GB, free: 10.15 MB / 0.4983 GB Notification: Performance of NFInst.instExpressions: time 0.0002895/0.1308, allocations: 95.67 kB / 0.6526 GB, free: 10.05 MB / 0.4983 GB Notification: Performance of NFInst.updateImplicitVariability: time 4.376e-05/0.1309, allocations: 4 kB / 0.6526 GB, free: 10.05 MB / 0.4983 GB Notification: Performance of NFTyping.typeComponents: time 0.0001023/0.131, allocations: 11.91 kB / 0.6527 GB, free: 10.04 MB / 0.4983 GB Notification: Performance of NFTyping.typeBindings: time 0.0001322/0.1312, allocations: 55.72 kB / 0.6527 GB, free: 9.984 MB / 0.4983 GB Notification: Performance of NFTyping.typeClassSections: time 0.0002144/0.1314, allocations: 35.92 kB / 0.6527 GB, free: 9.949 MB / 0.4983 GB Notification: Performance of NFFlatten.flatten: time 0.0009588/0.1324, allocations: 1.217 MB / 0.6539 GB, free: 8.73 MB / 0.4983 GB Notification: Performance of NFFlatten.resolveConnections: time 6.935e-05/0.1324, allocations: 8 kB / 0.6539 GB, free: 8.723 MB / 0.4983 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0005837/0.133, allocations: 471.4 kB / 0.6544 GB, free: 8.262 MB / 0.4983 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0008829/0.1339, allocations: 0.5458 MB / 0.6549 GB, free: 7.715 MB / 0.4983 GB Notification: Performance of NFPackage.collectConstants: time 0.0002222/0.1341, allocations: 60 kB / 0.655 GB, free: 7.656 MB / 0.4983 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001815/0.1343, allocations: 60 kB / 0.655 GB, free: 7.598 MB / 0.4983 GB Notification: Performance of NFScalarize.scalarize: time 0.0003158/0.1346, allocations: 367.2 kB / 0.6554 GB, free: 7.238 MB / 0.4983 GB Notification: Performance of NFVerifyModel.verify: time 0.0005396/0.1352, allocations: 394.6 kB / 0.6558 GB, free: 6.852 MB / 0.4983 GB Notification: Performance of NFConvertDAE.convert: time 0.0005695/0.1358, allocations: 0.6539 MB / 0.6564 GB, free: 6.195 MB / 0.4983 GB Notification: Performance of FrontEnd - DAE generated: time 5.019e-06/0.1358, allocations: 7.984 kB / 0.6564 GB, free: 6.188 MB / 0.4983 GB Notification: Performance of FrontEnd: time 1.262e-06/0.1358, allocations: 0 / 0.6564 GB, free: 6.188 MB / 0.4983 GB Notification: Performance of Transformations before backend: time 1.574e-05/0.1358, allocations: 0 / 0.6564 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 0.004117/0.1399, allocations: 1.436 MB / 0.6578 GB, free: 4.695 MB / 0.4983 GB Notification: Performance of prepare preOptimizeDAE: time 3.605e-05/0.14, allocations: 15.83 kB / 0.6578 GB, free: 4.68 MB / 0.4983 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001637/0.1401, allocations: 64.61 kB / 0.6579 GB, free: 4.617 MB / 0.4983 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004892/0.1406, allocations: 351.5 kB / 0.6582 GB, free: 4.234 MB / 0.4983 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.635e-05/0.1407, allocations: 61.69 kB / 0.6583 GB, free: 4.176 MB / 0.4983 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001644/0.1409, allocations: 104.2 kB / 0.6584 GB, free: 4.074 MB / 0.4983 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001394/0.1423, allocations: 0.8773 MB / 0.6592 GB, free: 3.188 MB / 0.4983 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.515e-05/0.1423, allocations: 192 / 0.6592 GB, free: 3.188 MB / 0.4983 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.771e-05/0.1424, allocations: 35.94 kB / 0.6593 GB, free: 3.152 MB / 0.4983 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.335e-05/0.1424, allocations: 12 kB / 0.6593 GB, free: 3.141 MB / 0.4983 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001212/0.1436, allocations: 0.774 MB / 0.66 GB, free: 2.367 MB / 0.4983 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.005701/0.1493, allocations: 4.306 MB / 0.6642 GB, free: 13.54 MB / 0.5139 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001425/0.1508, allocations: 0.972 MB / 0.6652 GB, free: 12.56 MB / 0.5139 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.000933/0.1517, allocations: 0.6642 MB / 0.6658 GB, free: 11.89 MB / 0.5139 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001025/0.1518, allocations: 16.98 kB / 0.6659 GB, free: 11.88 MB / 0.5139 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.986e-05/0.1519, allocations: 43.5 kB / 0.6659 GB, free: 11.82 MB / 0.5139 GB Notification: Performance of pre-optimization done (n=99): time 2.775e-06/0.1519, allocations: 0 / 0.6659 GB, free: 11.82 MB / 0.5139 GB Notification: Performance of matching and sorting (n=99): time 0.002723/0.1546, allocations: 1.641 MB / 0.6675 GB, free: 10.18 MB / 0.5139 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.481e-05/0.1546, allocations: 64.41 kB / 0.6676 GB, free: 10.1 MB / 0.5139 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000113/0.1548, allocations: 141.8 kB / 0.6677 GB, free: 9.953 MB / 0.5139 GB Notification: Performance of collectPreVariables (initialization): time 7.522e-05/0.1549, allocations: 53.7 kB / 0.6678 GB, free: 9.895 MB / 0.5139 GB Notification: Performance of collectInitialEqns (initialization): time 8.811e-05/0.1549, allocations: 162 kB / 0.6679 GB, free: 9.73 MB / 0.5139 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003119/0.1553, allocations: 432.3 kB / 0.6683 GB, free: 9.305 MB / 0.5139 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003558/0.1556, allocations: 227 kB / 0.6685 GB, free: 9.078 MB / 0.5139 GB Notification: Performance of setup shared object (initialization): time 0.0001321/0.1558, allocations: 362.8 kB / 0.6689 GB, free: 8.715 MB / 0.5139 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0009064/0.1567, allocations: 0.5725 MB / 0.6694 GB, free: 8.141 MB / 0.5139 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009573/0.1576, allocations: 0.6599 MB / 0.6701 GB, free: 7.477 MB / 0.5139 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001864/0.1595, allocations: 1.254 MB / 0.6713 GB, free: 6.215 MB / 0.5139 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.877e-06/0.1595, allocations: 0 / 0.6713 GB, free: 6.215 MB / 0.5139 GB Notification: Performance of matching and sorting (n=157) (initialization): time 0.002258/0.1618, allocations: 1.473 MB / 0.6727 GB, free: 4.734 MB / 0.5139 GB Notification: Performance of prepare postOptimizeDAE: time 1.835e-05/0.1618, allocations: 7.938 kB / 0.6728 GB, free: 4.727 MB / 0.5139 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.043e-06/0.1618, allocations: 0 / 0.6728 GB, free: 4.727 MB / 0.5139 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.079e-05/0.1619, allocations: 8 kB / 0.6728 GB, free: 4.719 MB / 0.5139 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0021/0.164, allocations: 0.5346 MB / 0.6733 GB, free: 4.184 MB / 0.5139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.996e-05/0.164, allocations: 8 kB / 0.6733 GB, free: 4.176 MB / 0.5139 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007341/0.1647, allocations: 119.2 kB / 0.6734 GB, free: 4.059 MB / 0.5139 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.195e-05/0.1648, allocations: 36 kB / 0.6734 GB, free: 4.023 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 0.0002809/0.1651, allocations: 222.4 kB / 0.6737 GB, free: 3.797 MB / 0.5139 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001213/0.1653, allocations: 47.7 kB / 0.6737 GB, free: 3.75 MB / 0.5139 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0004563/0.1657, allocations: 148 kB / 0.6738 GB, free: 3.605 MB / 0.5139 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.426e-06/0.1657, allocations: 11.94 kB / 0.6738 GB, free: 3.594 MB / 0.5139 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.404e-06/0.1658, allocations: 0 / 0.6738 GB, free: 3.594 MB / 0.5139 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.935e-06/0.1658, allocations: 3.984 kB / 0.6739 GB, free: 3.59 MB / 0.5139 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0009968/0.1668, allocations: 0.7942 MB / 0.6746 GB, free: 2.742 MB / 0.5139 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.577e-06/0.1668, allocations: 0 / 0.6746 GB, free: 2.742 MB / 0.5139 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002634/0.1694, allocations: 0.5346 MB / 0.6752 GB, free: 2.207 MB / 0.5139 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.365e-05/0.1694, allocations: 7.938 kB / 0.6752 GB, free: 2.199 MB / 0.5139 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001295/0.1696, allocations: 39.95 kB / 0.6752 GB, free: 2.16 MB / 0.5139 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.821e-06/0.1696, allocations: 4 kB / 0.6752 GB, free: 2.156 MB / 0.5139 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.042e-06/0.1696, allocations: 0 / 0.6752 GB, free: 2.156 MB / 0.5139 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002899/0.1725, allocations: 1.972 MB / 0.6771 GB, free: 176 kB / 0.5139 GB Notification: Performance of postOpt removeConstants (simulation): time 8.962e-05/0.1726, allocations: 128.6 kB / 0.6772 GB, free: 28 kB / 0.5139 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001453/0.1727, allocations: 43.97 kB / 0.6773 GB, free: 15.98 MB / 0.5295 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006987/0.1735, allocations: 47.94 kB / 0.6773 GB, free: 15.94 MB / 0.5295 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000172/0.1736, allocations: 56.92 kB / 0.6774 GB, free: 15.88 MB / 0.5295 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.621e-05/0.1737, allocations: 31.92 kB / 0.6774 GB, free: 15.85 MB / 0.5295 GB Notification: Performance of sorting global known variables: time 5.817e-05/0.1738, allocations: 98.64 kB / 0.6775 GB, free: 15.76 MB / 0.5295 GB Notification: Performance of sort global known variables: time 1e-07/0.1738, allocations: 0 / 0.6775 GB, free: 15.76 MB / 0.5295 GB Notification: Performance of remove unused functions: time 0.0006559/0.1745, allocations: 311.9 kB / 0.6778 GB, free: 15.45 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 0.0001981/0.1747, allocations: 154.2 kB / 0.678 GB, free: 15.29 MB / 0.5295 GB Notification: Performance of simCode: created initialization part: time 0.002012/0.1767, allocations: 1.334 MB / 0.6793 GB, free: 13.96 MB / 0.5295 GB Notification: Performance of simCode: created event and clocks part: time 2.375e-06/0.1767, allocations: 0 / 0.6793 GB, free: 13.96 MB / 0.5295 GB Notification: Performance of simCode: created simulation system equations: time 0.0008991/0.1776, allocations: 0.6497 MB / 0.6799 GB, free: 13.3 MB / 0.5295 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006085/0.1782, allocations: 143.5 kB / 0.68 GB, free: 13.17 MB / 0.5295 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006035/0.1843, allocations: 4.689 MB / 0.6846 GB, free: 8.445 MB / 0.5295 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004405/0.1847, allocations: 0.9142 MB / 0.6855 GB, free: 7.508 MB / 0.5295 GB Notification: Performance of simCode: alias equations: time 0.0009908/0.1857, allocations: 396.5 kB / 0.6859 GB, free: 7.121 MB / 0.5295 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003714/0.1861, allocations: 51.44 kB / 0.6859 GB, free: 7.07 MB / 0.5295 GB Notification: Performance of SimCode: time 4.01e-07/0.1861, allocations: 0 / 0.6859 GB, free: 7.07 MB / 0.5295 GB Notification: Performance of Templates: time 0.01589/0.202, allocations: 11.06 MB / 0.6967 GB, free: 12.14 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