Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ThermofluidStream_ThermofluidStream.Examples.Utilities.Tests.Piston.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/ThermofluidStream 1.1.0-main/package.mo", uses=false) Using package ThermofluidStream with version 1.1.0 dev (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream 1.1.0-main/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(ThermofluidStream.Examples.Utilities.Tests.Piston,fileNamePrefix="ThermofluidStream_ThermofluidStream_Examples_Utilities_Tests_Piston",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ThermofluidStream.Examples.Utilities.Tests.Piston,fileNamePrefix="ThermofluidStream_ThermofluidStream_Examples_Utilities_Tests_Piston",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 0.001069/0.001068, allocations: 99.62 kB / 15.05 MB, free: 1.105 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001035/0.001035, allocations: 177.3 kB / 15.95 MB, free: 216 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.485/1.485, allocations: 223.2 MB / 239.9 MB, free: 5.445 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream 1.1.0-main/package.mo): time 0.7984/0.7984, allocations: 89.63 MB / 380.6 MB, free: 11.43 MB / 318.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0004016/0.0004018, allocations: 20.33 kB / 460 MB, free: 24.37 MB / 350.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1782/0.1786, allocations: 68.84 MB / 0.5165 GB, free: 11.65 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ThermofluidStream.Examples.Utilities.Tests.Piston): time 0.5804/0.759, allocations: 188.3 MB / 0.7004 GB, free: 14 MB / 0.5137 GB Notification: Performance of NFInst.instExpressions: time 0.05371/0.8128, allocations: 36.67 MB / 0.7362 GB, free: 9.254 MB / 0.545 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.004586/0.8174, allocations: 39.88 kB / 0.7363 GB, free: 9.215 MB / 0.545 GB Notification: Performance of NFTyping.typeComponents: time 0.009422/0.8268, allocations: 2.533 MB / 0.7387 GB, free: 6.672 MB / 0.545 GB Notification: Performance of NFTyping.typeBindings: time 0.01418/0.841, allocations: 3.19 MB / 0.7418 GB, free: 3.473 MB / 0.545 GB Notification: Performance of NFTyping.typeClassSections: time 0.02466/0.8657, allocations: 6.213 MB / 0.7479 GB, free: 13.27 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.009972/0.8757, allocations: 3.586 MB / 0.7514 GB, free: 9.68 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002874/0.8786, allocations: 1.505 MB / 0.7529 GB, free: 8.137 MB / 0.5606 GB Notification: Performance of NFEvalConstants.evaluate: time 0.009128/0.8878, allocations: 4.283 MB / 0.7571 GB, free: 3.848 MB / 0.5606 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003873/0.8917, allocations: 1.615 MB / 0.7586 GB, free: 2.227 MB / 0.5606 GB Notification: Performance of NFPackage.collectConstants: time 0.0007701/0.8925, allocations: 124 kB / 0.7588 GB, free: 2.105 MB / 0.5606 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02518/0.9177, allocations: 9.397 MB / 0.7679 GB, free: 8.699 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.002082/0.9199, allocations: 0.5368 MB / 0.7685 GB, free: 8.16 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.002612/0.9225, allocations: 0.7578 MB / 0.7692 GB, free: 7.395 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.01731/0.9398, allocations: 7.549 MB / 0.7766 GB, free: 15.82 MB / 0.5919 GB Notification: Performance of FrontEnd - DAE generated: time 4.468e-06/0.9399, allocations: 0 / 0.7766 GB, free: 15.82 MB / 0.5919 GB Notification: Performance of FrontEnd: time 2.726e-06/0.9399, allocations: 0 / 0.7766 GB, free: 15.82 MB / 0.5919 GB Notification: Performance of Transformations before backend: time 0.0001962/0.9401, allocations: 0 / 0.7766 GB, free: 15.82 MB / 0.5919 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 878 * Number of variables: 878 Notification: Performance of Generate backend data structure: time 0.0148/0.9549, allocations: 4.436 MB / 0.7809 GB, free: 11.32 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 5.169e-05/0.955, allocations: 8.031 kB / 0.7809 GB, free: 11.31 MB / 0.5919 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001601/0.9566, allocations: 460.5 kB / 0.7814 GB, free: 10.85 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004415/0.961, allocations: 0.7571 MB / 0.7821 GB, free: 10.09 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004015/0.9651, allocations: 1.551 MB / 0.7836 GB, free: 8.48 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000234/0.9653, allocations: 262.8 kB / 0.7839 GB, free: 8.223 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009066/0.9662, allocations: 367.8 kB / 0.7842 GB, free: 7.863 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01061/0.9769, allocations: 4.306 MB / 0.7884 GB, free: 3.453 MB / 0.5919 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.841e-05/0.977, allocations: 11.94 kB / 0.7884 GB, free: 3.441 MB / 0.5919 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003284/0.9773, allocations: 136 kB / 0.7886 GB, free: 3.309 MB / 0.5919 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001185/0.9774, allocations: 126.2 kB / 0.7887 GB, free: 3.184 MB / 0.5919 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.009086/0.9865, allocations: 3.709 MB / 0.7923 GB, free: 15.46 MB / 0.6075 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.4309/1.418, allocations: 24.04 MB / 0.8158 GB, free: 210 MB / 0.6075 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008716/1.426, allocations: 2.873 MB / 0.8186 GB, free: 208.9 MB / 0.6075 GB Notification: Performance of preOpt evalFunc (simulation): time 0.03571/1.462, allocations: 16.29 MB / 0.8345 GB, free: 198.7 MB / 0.6075 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.006295/1.468, allocations: 1.555 MB / 0.836 GB, free: 198.2 MB / 0.6075 GB Notification: Performance of pre-optimization done (n=201): time 5.831e-06/1.468, allocations: 0 / 0.836 GB, free: 198.2 MB / 0.6075 GB Notification: Performance of matching and sorting (n=205): time 0.02365/1.492, allocations: 8.301 MB / 0.8441 GB, free: 194.1 MB / 0.6075 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.957e-05/1.492, allocations: 72.97 kB / 0.8442 GB, free: 194 MB / 0.6075 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001532/1.494, allocations: 1.037 MB / 0.8452 GB, free: 193.4 MB / 0.6075 GB Notification: Performance of collectPreVariables (initialization): time 0.0002488/1.494, allocations: 66.83 kB / 0.8453 GB, free: 193.4 MB / 0.6075 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009273/1.495, allocations: 1.207 MB / 0.8464 GB, free: 192.3 MB / 0.6075 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006781/1.496, allocations: 0.6962 MB / 0.8471 GB, free: 191.7 MB / 0.6075 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001103/1.496, allocations: 43.94 kB / 0.8472 GB, free: 191.7 MB / 0.6075 GB Notification: Performance of setup shared object (initialization): time 0.0001159/1.496, allocations: 381.7 kB / 0.8475 GB, free: 191.3 MB / 0.6075 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001723/1.498, allocations: 0.9044 MB / 0.8484 GB, free: 190.8 MB / 0.6075 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00166/1.499, allocations: 1.212 MB / 0.8496 GB, free: 190 MB / 0.6075 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001724/1.501, allocations: 1.088 MB / 0.8507 GB, free: 189.4 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.033e-06/1.501, allocations: 3.969 kB / 0.8507 GB, free: 189.4 MB / 0.6075 GB Notification: Performance of matching and sorting (n=253) (initialization): time 0.005618/1.507, allocations: 3.111 MB / 0.8537 GB, free: 187.8 MB / 0.6075 GB Notification: Performance of prepare postOptimizeDAE: time 4.973e-05/1.507, allocations: 38.42 kB / 0.8537 GB, free: 187.8 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.593e-05/1.507, allocations: 7.844 kB / 0.8537 GB, free: 187.8 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002062/1.509, allocations: 0.7157 MB / 0.8544 GB, free: 187.4 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001727/1.511, allocations: 403.4 kB / 0.8548 GB, free: 187.3 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01087/1.521, allocations: 7.322 MB / 0.862 GB, free: 182 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002663/1.524, allocations: 302.2 kB / 0.8623 GB, free: 181.8 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002038/1.524, allocations: 93.27 kB / 0.8624 GB, free: 181.8 MB / 0.6075 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 35 * Number of states: 0 () * Number of discrete variables: 27 ($whenCondition1,piston2_1.medium_left.phase,piston2_1.medium_right.phase,$PRE.pulse.T_start,pulse.T_start,$PRE.pulse.count,pulse.count,switch.tanValve1.outlet.state.phase,switch.tanValve.outlet.state.phase,switchConnector1.checkValve1.outlet.state.phase,switchConnector.checkValve1.outlet.state.phase,switchConnector1.checkValve.outlet.state.phase,switchConnector.checkValve.outlet.state.phase,switchConnector1.junctionRFF2_1.junctionMN.fores[2].state_forwards.phase,switchConnector.junctionRFF2_1.junctionMN.fores[2].state_forwards.phase,tanValve1.outlet.state.phase,tanValve.outlet.state.phase,flowResistance3.outlet.state.phase,flowResistance1.outlet.state.phase,flowResistance2.outlet.state.phase,flowResistance.outlet.state.phase,junctionT2_1.junctionN.outlet.state.phase,source.outlet.state.phase,switchConnector1.junctionRFF2_1.junctionMN.fores[1].state_forwards.phase,switchConnector1.junctionRFF2_1.junctionMN.rears[1].state_rearwards.phase,switchConnector.junctionRFF2_1.junctionMN.fores[1].state_forwards.phase,switchConnector.junctionRFF2_1.junctionMN.rears[1].state_rearwards.phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (199): * Single equations (assignments): 195 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(6,58.3%) 46} * Non-linear torn systems: 2 {1 1,1 1} Notification: Performance of prepare postOptimizeDAE: time 0.001646/1.526, allocations: 0.6466 MB / 0.863 GB, free: 181.4 MB / 0.6075 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003486/1.526, allocations: 167 kB / 0.8631 GB, free: 181.3 MB / 0.6075 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.009611/1.536, allocations: 7.773 MB / 0.8707 GB, free: 175.7 MB / 0.6075 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.664e-05/1.536, allocations: 95.86 kB / 0.8708 GB, free: 175.6 MB / 0.6075 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.057e-05/1.536, allocations: 12 kB / 0.8708 GB, free: 175.6 MB / 0.6075 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.944e-05/1.536, allocations: 15.95 kB / 0.8708 GB, free: 175.6 MB / 0.6075 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01487/1.551, allocations: 12.02 MB / 0.8826 GB, free: 163.4 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.38e-05/1.551, allocations: 3.75 kB / 0.8826 GB, free: 163.4 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001428/1.552, allocations: 343.5 kB / 0.8829 GB, free: 163.1 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002617/1.555, allocations: 1.59 MB / 0.8845 GB, free: 161.5 MB / 0.6075 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002736/1.555, allocations: 75.94 kB / 0.8845 GB, free: 161.4 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.007857/1.563, allocations: 7.124 MB / 0.8915 GB, free: 154.1 MB / 0.6075 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.817e-06/1.563, allocations: 3.938 kB / 0.8915 GB, free: 154.1 MB / 0.6075 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01003/1.573, allocations: 7.504 MB / 0.8988 GB, free: 146.5 MB / 0.6075 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001572/1.575, allocations: 0.6098 MB / 0.8994 GB, free: 145.8 MB / 0.6075 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002724/1.575, allocations: 44 kB / 0.8995 GB, free: 145.8 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001727/1.577, allocations: 339.2 kB / 0.8998 GB, free: 145.5 MB / 0.6075 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004425/1.577, allocations: 193.6 kB / 0.9 GB, free: 145.3 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001456/1.578, allocations: 76.06 kB / 0.9001 GB, free: 145.2 MB / 0.6075 GB Notification: Performance of sorting global known variables: time 0.0008843/1.578, allocations: 0.6729 MB / 0.9007 GB, free: 144.5 MB / 0.6075 GB Notification: Performance of sort global known variables: time 1.3e-07/1.578, allocations: 0 / 0.9007 GB, free: 144.5 MB / 0.6075 GB Notification: Performance of remove unused functions: time 0.006908/1.585, allocations: 1.807 MB / 0.9025 GB, free: 142.8 MB / 0.6075 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 11 (piston2_1.M_left,piston2_1.M_right,piston2_1.medium_left.u,piston2_1.medium_right.u,linearSpeedDependentForce.s,steamSink.x,firstOrder.y,flowResistance.m_flow,flowResistance2.m_flow,flowResistance1.m_flow,flowResistance3.m_flow) * Number of discrete variables: 49 ($cse1.region3boundary,$cse2.region3boundary,$cse3.phase,$cse3.region,$cse4.region3boundary,$cse5.region3boundary,$cse6.phase,$cse6.region,$cse7.phase,$cse7.region,$cse9.phase,$cse9.region,$cse13.phase,$cse13.region,$cse15.phase,$cse15.region,$cse17.phase,$cse17.region,$cse18.phase,$cse18.region,$cse22.phase,$cse22.region,$cse24.phase,$cse24.region,$cse26.phase,$cse26.region,$cse29.phase,$cse29.region,$cse32.phase,$cse32.region,$cse33.phase,$cse33.region,$cse35.phase,$cse35.region,$cse37.phase,$cse37.region,$cse39.phase,$cse39.region,$cse41.phase,$cse41.region,$cse44.phase,$cse44.region,$cse47.phase,$cse47.region,$whenCondition1,piston2_1.medium_left.phase,piston2_1.medium_right.phase,pulse.T_start,pulse.count) * Number of discrete states: 1 (pulse.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (191): * Single equations (assignments): 168 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 18 * When equations: 2 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(6,58.3%) 46} * Non-linear torn systems: 2 {1 5,1 5} Notification: Performance of Backend phase and start with SimCode phase: time 0.01433/1.6, allocations: 9.595 MB / 0.9118 GB, free: 133.3 MB / 0.6075 GB Notification: Performance of simCode: created initialization part: time 0.00615/1.606, allocations: 3.546 MB / 0.9153 GB, free: 129.8 MB / 0.6075 GB Notification: Performance of simCode: created event and clocks part: time 6.132e-06/1.606, allocations: 0 / 0.9153 GB, free: 129.8 MB / 0.6075 GB Notification: Performance of simCode: created simulation system equations: time 0.003406/1.609, allocations: 2.691 MB / 0.9179 GB, free: 127 MB / 0.6075 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003589/1.613, allocations: 0.6733 MB / 0.9186 GB, free: 126.4 MB / 0.6075 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02934/1.642, allocations: 23.33 MB / 0.9414 GB, free: 102.5 MB / 0.6075 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001718/1.644, allocations: 2.301 MB / 0.9436 GB, free: 100.1 MB / 0.6075 GB Notification: Performance of simCode: alias equations: time 0.002011/1.646, allocations: 0.8282 MB / 0.9444 GB, free: 99.32 MB / 0.6075 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001486/1.648, allocations: 1.487 MB / 0.9459 GB, free: 97.83 MB / 0.6075 GB Notification: Performance of SimCode: time 1.102e-06/1.648, allocations: 0 / 0.9459 GB, free: 97.83 MB / 0.6075 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.4929/2.141, allocations: 104.1 MB / 1.048 GB, free: 199.9 MB / 0.6075 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001976/2.141, allocations: 220.7 kB / 1.048 GB, free: 199.6 MB / 0.6075 GB Notification: Performance of buildModelFMU: Generate platform static: time 6.358/8.499, allocations: 2.656 kB / 1.048 GB, free: 199.6 MB / 0.6075 GB (rm -f ThermofluidStream_ThermofluidStream.Examples.Utilities.Tests.Piston.pipe ; mkfifo ThermofluidStream_ThermofluidStream.Examples.Utilities.Tests.Piston.pipe ; head -c 1048576 < ThermofluidStream_ThermofluidStream.Examples.Utilities.Tests.Piston.pipe >> ../files/ThermofluidStream_ThermofluidStream.Examples.Utilities.Tests.Piston.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator -r=ThermofluidStream_ThermofluidStream.Examples.Utilities.Tests.Piston_res.mat --tempDir=temp_ThermofluidStream_ThermofluidStream_Examples_Utilities_Tests_Piston_fmu --startTime=0 --stopTime=15 --timeout=1200 --tolerance=1e-06 ThermofluidStream_ThermofluidStream_Examples_Utilities_Tests_Piston.fmu > ThermofluidStream_ThermofluidStream.Examples.Utilities.Tests.Piston.pipe 2>&1) TODO: How the !@#!# did the simulation report success but simulation result ThermofluidStream_ThermofluidStream.Examples.Utilities.Tests.Piston_res.mat does not exist to compare? outputFormat=mat