Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_40.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: "" <> buildModelFMU(ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_40,fileNamePrefix="ScalableTestSuite_ScalableTestSuite_Thermal_HeatExchanger_ScaledExperiments_CocurrentHeatExchangerEquations_N_40",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_40,fileNamePrefix="ScalableTestSuite_ScalableTestSuite_Thermal_HeatExchanger_ScaledExperiments_CocurrentHeatExchangerEquations_N_40",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009836/0.0009835, allocations: 93.88 kB / 16.3 MB, free: 6.457 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.000984/0.0009842, allocations: 183.5 kB / 17.2 MB, free: 6.34 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.453/1.453, allocations: 223.2 MB / 241.1 MB, free: 5.457 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-master/package.mo): time 0.9853/0.9853, allocations: 120.5 MB / 412.7 MB, free: 12.12 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0003144/0.0003145, allocations: 8 kB / 0.4956 GB, free: 9.68 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1729/0.1732, allocations: 82.85 MB / 0.5765 GB, free: 6.695 MB / 446.1 MB Notification: Performance of NFInst.instantiate(ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_40): time 0.001569/0.1748, allocations: 1.127 MB / 0.5776 GB, free: 5.559 MB / 446.1 MB Notification: Performance of NFInst.instExpressions: time 0.0002868/0.1751, allocations: 95.77 kB / 0.5777 GB, free: 5.465 MB / 446.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 4.471e-05/0.1752, allocations: 0 / 0.5777 GB, free: 5.465 MB / 446.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0001353/0.1753, allocations: 19.91 kB / 0.5777 GB, free: 5.445 MB / 446.1 MB Notification: Performance of NFTyping.typeBindings: time 4.979e-05/0.1754, allocations: 23.95 kB / 0.5777 GB, free: 5.422 MB / 446.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0001767/0.1756, allocations: 27.89 kB / 0.5777 GB, free: 5.395 MB / 446.1 MB Notification: Performance of NFFlatten.flatten: time 0.001346/0.1769, allocations: 1.334 MB / 0.579 GB, free: 4.059 MB / 446.1 MB Notification: Performance of NFFlatten.resolveConnections: time 8.109e-05/0.177, allocations: 12 kB / 0.579 GB, free: 4.047 MB / 446.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001205/0.1783, allocations: 0.7258 MB / 0.5797 GB, free: 3.32 MB / 446.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002329/0.1806, allocations: 0.9711 MB / 0.5807 GB, free: 2.348 MB / 446.1 MB Notification: Performance of NFPackage.collectConstants: time 0.000273/0.1809, allocations: 124 kB / 0.5808 GB, free: 2.227 MB / 446.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0002381/0.1811, allocations: 128 kB / 0.5809 GB, free: 2.102 MB / 446.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0007045/0.1818, allocations: 0.6549 MB / 0.5816 GB, free: 1.445 MB / 446.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0004392/0.1823, allocations: 233.3 kB / 0.5818 GB, free: 1.211 MB / 446.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0009482/0.1832, allocations: 0.8692 MB / 0.5826 GB, free: 348 kB / 446.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.45e-06/0.1833, allocations: 7.938 kB / 0.5827 GB, free: 340 kB / 446.1 MB Notification: Performance of FrontEnd: time 4.288e-06/0.1833, allocations: 0 / 0.5827 GB, free: 340 kB / 446.1 MB Notification: Performance of Transformations before backend: time 2.103e-05/0.1833, allocations: 0 / 0.5827 GB, free: 340 kB / 446.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 278 * Number of variables: 278 Notification: Performance of Generate backend data structure: time 0.6174/0.8007, allocations: 3.131 MB / 0.5857 GB, free: 16.05 MB / 446.3 MB Notification: Performance of prepare preOptimizeDAE: time 5.772e-05/0.8008, allocations: 9.312 kB / 0.5857 GB, free: 16.05 MB / 446.3 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006955/0.8015, allocations: 173.3 kB / 0.5859 GB, free: 16.01 MB / 446.3 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0004432/0.8019, allocations: 119.2 kB / 0.586 GB, free: 15.95 MB / 446.3 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00148/0.8034, allocations: 0.5271 MB / 0.5865 GB, free: 15.69 MB / 446.3 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001247/0.8036, allocations: 110.5 kB / 0.5866 GB, free: 15.69 MB / 446.3 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003924/0.804, allocations: 207.8 kB / 0.5868 GB, free: 15.67 MB / 446.3 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003461/0.8074, allocations: 1.743 MB / 0.5885 GB, free: 15.59 MB / 446.3 MB Notification: Performance of preOpt findStateOrder (simulation): time 3.194e-05/0.8075, allocations: 1.75 kB / 0.5885 GB, free: 15.59 MB / 446.3 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001854/0.8077, allocations: 43.06 kB / 0.5886 GB, free: 15.59 MB / 446.3 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.798e-05/0.8077, allocations: 30.2 kB / 0.5886 GB, free: 15.58 MB / 446.3 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003671/0.8114, allocations: 1.576 MB / 0.5901 GB, free: 15.15 MB / 446.3 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01451/0.8259, allocations: 8.771 MB / 0.5987 GB, free: 8.953 MB / 446.3 MB Notification: Performance of preOpt comSubExp (simulation): time 0.003571/0.8296, allocations: 2.081 MB / 0.6007 GB, free: 7.973 MB / 446.3 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0003553/0.83, allocations: 20.94 kB / 0.6007 GB, free: 7.973 MB / 446.3 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.915e-05/0.83, allocations: 50.88 kB / 0.6008 GB, free: 7.922 MB / 446.3 MB Notification: Performance of pre-optimization done (n=199): time 4.459e-06/0.83, allocations: 0 / 0.6008 GB, free: 7.922 MB / 446.3 MB Notification: Performance of matching and sorting (n=199): time 0.007018/0.837, allocations: 3.376 MB / 0.6041 GB, free: 6.414 MB / 446.3 MB Notification: Performance of inlineWhenForInitialization (initialization): time 6.814e-05/0.8372, allocations: 72.34 kB / 0.6042 GB, free: 6.352 MB / 446.3 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001897/0.8373, allocations: 166.8 kB / 0.6043 GB, free: 6.207 MB / 446.3 MB Notification: Performance of collectPreVariables (initialization): time 0.0002204/0.8376, allocations: 75.83 kB / 0.6044 GB, free: 6.137 MB / 446.3 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001283/0.8377, allocations: 224.6 kB / 0.6046 GB, free: 5.934 MB / 446.3 MB Notification: Performance of collectInitialBindings (initialization): time 0.0005837/0.8383, allocations: 0.8114 MB / 0.6054 GB, free: 5.219 MB / 446.3 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001382/0.8385, allocations: 49.66 kB / 0.6054 GB, free: 5.18 MB / 446.3 MB Notification: Performance of setup shared object (initialization): time 0.0001489/0.8386, allocations: 419.3 kB / 0.6058 GB, free: 4.793 MB / 446.3 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002105/0.8407, allocations: 1.166 MB / 0.607 GB, free: 4.258 MB / 446.3 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002344/0.8431, allocations: 1.336 MB / 0.6083 GB, free: 3.609 MB / 446.3 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.002385/0.8455, allocations: 1.336 MB / 0.6096 GB, free: 2.977 MB / 446.3 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.418e-05/0.8455, allocations: 4.812 kB / 0.6096 GB, free: 2.973 MB / 446.3 MB Notification: Performance of matching and sorting (n=317) (initialization): time 0.005491/0.851, allocations: 2.958 MB / 0.6125 GB, free: 1.609 MB / 446.3 MB Notification: Performance of prepare postOptimizeDAE: time 3.501e-05/0.8511, allocations: 5.375 kB / 0.6125 GB, free: 1.609 MB / 446.3 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.483e-05/0.8511, allocations: 1.812 kB / 0.6125 GB, free: 1.609 MB / 446.3 MB Notification: Performance of postOpt tearingSystem (initialization): time 3.903e-05/0.8512, allocations: 9.969 kB / 0.6125 GB, free: 1.609 MB / 446.3 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004785/0.8559, allocations: 1.084 MB / 0.6136 GB, free: 1.383 MB / 446.3 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.5e-05/0.856, allocations: 12 kB / 0.6136 GB, free: 1.371 MB / 446.3 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002029/0.8581, allocations: 254 kB / 0.6138 GB, free: 1.121 MB / 446.3 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007315/0.8588, allocations: 68 kB / 0.6139 GB, free: 1.055 MB / 446.3 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 (317): * Single equations (assignments): 317 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0009936/0.8599, allocations: 333.1 kB / 0.6142 GB, free: 0.7188 MB / 446.3 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002236/0.8601, allocations: 79.16 kB / 0.6143 GB, free: 0.6406 MB / 446.3 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.000628/0.8607, allocations: 296.8 kB / 0.6146 GB, free: 356 kB / 446.3 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.162e-05/0.8607, allocations: 16 kB / 0.6146 GB, free: 340 kB / 446.3 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.053e-05/0.8608, allocations: 3.984 kB / 0.6146 GB, free: 336 kB / 446.3 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.361e-05/0.8608, allocations: 17.42 kB / 0.6146 GB, free: 320 kB / 446.3 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002175/0.863, allocations: 1.499 MB / 0.6161 GB, free: 14.82 MB / 462.3 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.134e-06/0.863, allocations: 0 / 0.6161 GB, free: 14.82 MB / 462.3 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.005814/0.8688, allocations: 1.081 MB / 0.6171 GB, free: 13.74 MB / 462.3 MB Notification: Performance of postOpt tearingSystem (simulation): time 3.712e-05/0.8689, allocations: 4 kB / 0.6171 GB, free: 13.74 MB / 462.3 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004135/0.8693, allocations: 83.92 kB / 0.6172 GB, free: 13.66 MB / 462.3 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.028e-05/0.8693, allocations: 8 kB / 0.6172 GB, free: 13.65 MB / 462.3 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.463e-06/0.8693, allocations: 0 / 0.6172 GB, free: 13.65 MB / 462.3 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.006257/0.8756, allocations: 3.91 MB / 0.621 GB, free: 9.703 MB / 462.3 MB Notification: Performance of postOpt removeConstants (simulation): time 0.000305/0.876, allocations: 163.9 kB / 0.6212 GB, free: 9.523 MB / 462.3 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003052/0.8763, allocations: 83.86 kB / 0.6213 GB, free: 9.441 MB / 462.3 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001602/0.8779, allocations: 139.4 kB / 0.6214 GB, free: 9.305 MB / 462.3 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000315/0.8782, allocations: 121.8 kB / 0.6215 GB, free: 9.188 MB / 462.3 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001478/0.8784, allocations: 52.86 kB / 0.6216 GB, free: 9.137 MB / 462.3 MB Notification: Performance of sorting global known variables: time 8.012e-05/0.8785, allocations: 91.97 kB / 0.6216 GB, free: 9.047 MB / 462.3 MB Notification: Performance of sort global known variables: time 1.71e-07/0.8785, allocations: 0 / 0.6216 GB, free: 9.047 MB / 462.3 MB Notification: Performance of remove unused functions: time 0.001251/0.8797, allocations: 0.6205 MB / 0.6223 GB, free: 8.426 MB / 462.3 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 117 (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],TAtilde[20],TAtilde[21],TAtilde[22],TAtilde[23],TAtilde[24],TAtilde[25],TAtilde[26],TAtilde[27],TAtilde[28],TAtilde[29],TAtilde[30],TAtilde[31],TAtilde[32],TAtilde[33],TAtilde[34],TAtilde[35],TAtilde[36],TAtilde[37],TAtilde[38],TAtilde[39],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],TBtilde[20],TBtilde[21],TBtilde[22],TBtilde[23],TBtilde[24],TBtilde[25],TBtilde[26],TBtilde[27],TBtilde[28],TBtilde[29],TBtilde[30],TBtilde[31],TBtilde[32],TBtilde[33],TBtilde[34],TBtilde[35],TBtilde[36],TBtilde[37],TBtilde[38],TBtilde[39],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],TW[20],TW[21],TW[22],TW[23],TW[24],TW[25],TW[26],TW[27],TW[28],TW[29],TW[30],TW[31],TW[32],TW[33],TW[34],TW[35],TW[36],TW[37],TW[38],TW[39]) * 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 (199): * Single equations (assignments): 199 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.007119/0.8868, allocations: 4.566 MB / 0.6267 GB, free: 3.828 MB / 462.3 MB Notification: Performance of simCode: created initialization part: time 0.004707/0.8916, allocations: 2.733 MB / 0.6294 GB, free: 1.094 MB / 462.3 MB Notification: Performance of simCode: created event and clocks part: time 5.591e-06/0.8916, allocations: 0 / 0.6294 GB, free: 1.094 MB / 462.3 MB Notification: Performance of simCode: created simulation system equations: time 0.002064/0.8937, allocations: 1.346 MB / 0.6307 GB, free: 15.75 MB / 478.3 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0009973/0.8947, allocations: 241.1 kB / 0.6309 GB, free: 15.51 MB / 478.3 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02517/0.9199, allocations: 19.12 MB / 0.6496 GB, free: 12.25 MB / 494.3 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006859/0.9206, allocations: 1.166 MB / 0.6507 GB, free: 11.05 MB / 494.3 MB Notification: Performance of simCode: alias equations: time 0.002387/0.923, allocations: 0.8012 MB / 0.6515 GB, free: 10.25 MB / 494.3 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001177/0.9242, allocations: 383.3 kB / 0.6519 GB, free: 9.871 MB / 494.3 MB Notification: Performance of SimCode: time 2.304e-06/0.9243, allocations: 4 kB / 0.6519 GB, free: 9.867 MB / 494.3 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.0544/0.9787, allocations: 31.45 MB / 0.6826 GB, free: 10.81 MB / 0.5139 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002336/0.9789, allocations: 236.8 kB / 0.6828 GB, free: 10.57 MB / 0.5139 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.954/3.933, allocations: 0 / 0.6828 GB, free: 10.57 MB / 0.5139 GB (rm -f ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_40.pipe ; mkfifo ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_40.pipe ; head -c 1048576 < ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_40.pipe >> ../files/ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_40.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator -r=ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_40_res.mat --tempDir=temp_ScalableTestSuite_ScalableTestSuite_Thermal_HeatExchanger_ScaledExperiments_CocurrentHeatExchangerEquations_N_40_fmu --startTime=0 --stopTime=20 --timeout=300 --tolerance=1e-08 ScalableTestSuite_ScalableTestSuite_Thermal_HeatExchanger_ScaledExperiments_CocurrentHeatExchangerEquations_N_40.fmu > ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_40.pipe 2>&1) Environment - environmentSimulation: TODO: How the !@#!# did the simulation report success but simulation result ScalableTestSuite_ScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_40_res.mat does not exist to compare? outputFormat=mat