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/package.mo", uses=false) Using package ThermofluidStream with version 1.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream 1.1.0/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 0.00605/0.00605, allocations: 104.2 kB / 15.73 MB, free: 5.953 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001473/0.001473, allocations: 190.2 kB / 16.67 MB, free: 5.871 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.378/1.378, allocations: 222.9 MB / 240.4 MB, free: 15.04 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermofluidStream 1.1.0/package.mo): time 0.7302/0.7302, allocations: 89.47 MB / 380 MB, free: 8.641 MB / 302.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002246/0.002246, allocations: 87.88 kB / 0.5139 GB, free: 7.152 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3416/0.3439, allocations: 67.29 MB / 0.5797 GB, free: 15.2 MB / 446.1 MB Notification: Performance of NFInst.instantiate(ThermofluidStream.Examples.Utilities.Tests.Piston): time 0.5471/0.8911, allocations: 225.7 MB / 0.8 GB, free: 300 kB / 0.5762 GB Notification: Performance of NFInst.instExpressions: time 0.03997/0.9311, allocations: 43.04 MB / 0.8421 GB, free: 13.15 MB / 0.5919 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00377/0.9349, allocations: 36.88 kB / 0.8421 GB, free: 13.15 MB / 0.5919 GB Notification: Performance of NFTyping.typeComponents: time 0.007852/0.9428, allocations: 2.784 MB / 0.8448 GB, free: 11.06 MB / 0.5919 GB Notification: Performance of NFTyping.typeBindings: time 0.01074/0.9536, allocations: 3.236 MB / 0.848 GB, free: 8.578 MB / 0.5919 GB Notification: Performance of NFTyping.typeClassSections: time 0.02382/0.9774, allocations: 7.93 MB / 0.8557 GB, free: 1.742 MB / 0.5919 GB Notification: Performance of NFFlatten.flatten: time 0.00898/0.9864, allocations: 5.425 MB / 0.861 GB, free: 12.29 MB / 0.6075 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002851/0.9893, allocations: 1.822 MB / 0.8628 GB, free: 10.41 MB / 0.6075 GB Notification: Performance of NFEvalConstants.evaluate: time 0.008334/0.9977, allocations: 3.767 MB / 0.8665 GB, free: 6.609 MB / 0.6075 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004484/1.002, allocations: 2.367 MB / 0.8688 GB, free: 4.234 MB / 0.6075 GB Notification: Performance of NFPackage.collectConstants: time 0.001204/1.003, allocations: 488 kB / 0.8693 GB, free: 3.758 MB / 0.6075 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02333/1.027, allocations: 9.596 MB / 0.8786 GB, free: 10.15 MB / 0.6231 GB Notification: Performance of NFScalarize.scalarize: time 0.001897/1.029, allocations: 0.9699 MB / 0.8796 GB, free: 9.18 MB / 0.6231 GB Notification: Performance of NFVerifyModel.verify: time 0.003862/1.033, allocations: 2.206 MB / 0.8817 GB, free: 6.965 MB / 0.6231 GB Notification: Performance of NFConvertDAE.convert: time 0.02739/1.06, allocations: 10.81 MB / 0.8923 GB, free: 12.12 MB / 0.6387 GB Notification: Performance of FrontEnd - DAE generated: time 9.558e-06/1.06, allocations: 4 kB / 0.8923 GB, free: 12.11 MB / 0.6387 GB Notification: Performance of FrontEnd: time 1.974e-06/1.06, allocations: 3.844 kB / 0.8923 GB, free: 12.11 MB / 0.6387 GB Notification: Performance of Transformations before backend: time 0.000146/1.06, allocations: 0 / 0.8923 GB, free: 12.11 MB / 0.6387 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 0.0148/1.075, allocations: 5.225 MB / 0.8974 GB, free: 6.805 MB / 0.6387 GB Notification: Performance of prepare preOptimizeDAE: time 4.93e-05/1.075, allocations: 16.03 kB / 0.8974 GB, free: 6.789 MB / 0.6387 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006396/1.076, allocations: 468.6 kB / 0.8979 GB, free: 6.32 MB / 0.6387 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003726/1.079, allocations: 0.7638 MB / 0.8986 GB, free: 5.555 MB / 0.6387 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002864/1.082, allocations: 1.61 MB / 0.9002 GB, free: 3.887 MB / 0.6387 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002176/1.083, allocations: 258.9 kB / 0.9004 GB, free: 3.633 MB / 0.6387 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006583/1.083, allocations: 363.9 kB / 0.9008 GB, free: 3.277 MB / 0.6387 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00924/1.092, allocations: 4.321 MB / 0.905 GB, free: 14.85 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.979e-05/1.093, allocations: 15.88 kB / 0.905 GB, free: 14.83 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003076/1.093, allocations: 140 kB / 0.9052 GB, free: 14.7 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001265/1.093, allocations: 118.2 kB / 0.9053 GB, free: 14.58 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.008433/1.101, allocations: 3.694 MB / 0.9089 GB, free: 10.88 MB / 0.6544 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 0.03165/1.133, allocations: 24.06 MB / 0.9324 GB, free: 144 kB / 0.67 GB Notification: Performance of preOpt comSubExp (simulation): time 0.006469/1.14, allocations: 2.854 MB / 0.9352 GB, free: 13.21 MB / 0.6856 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.002541/1.142, allocations: 1.252 MB / 0.9364 GB, free: 11.95 MB / 0.6856 GB Notification: Performance of preOpt evalFunc (simulation): time 0.03613/1.178, allocations: 16.22 MB / 0.9522 GB, free: 9.82 MB / 0.7012 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.00455/1.183, allocations: 1.549 MB / 0.9537 GB, free: 8.262 MB / 0.7012 GB Notification: Performance of pre-optimization done (n=201): time 4.749e-06/1.183, allocations: 0 / 0.9537 GB, free: 8.262 MB / 0.7012 GB Notification: Performance of matching and sorting (n=205): time 0.02034/1.203, allocations: 8.238 MB / 0.9618 GB, free: 15.87 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.447e-05/1.203, allocations: 77.41 kB / 0.9619 GB, free: 15.78 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001619/1.205, allocations: 1.056 MB / 0.9629 GB, free: 14.71 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0001797/1.205, allocations: 61.7 kB / 0.9629 GB, free: 14.64 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.001168/1.206, allocations: 1.24 MB / 0.9642 GB, free: 13.39 MB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007024/1.207, allocations: 0.7319 MB / 0.9649 GB, free: 12.65 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006762/1.208, allocations: 403.4 kB / 0.9653 GB, free: 12.25 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 0.0001746/1.208, allocations: 305.1 kB / 0.9655 GB, free: 11.95 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001902/1.21, allocations: 0.9019 MB / 0.9664 GB, free: 11.05 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002291/1.212, allocations: 1.214 MB / 0.9676 GB, free: 9.727 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.004246/1.217, allocations: 2.292 MB / 0.9699 GB, free: 7.324 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.25e-06/1.217, allocations: 0 / 0.9699 GB, free: 7.324 MB / 0.7169 GB Notification: Performance of matching and sorting (n=253) (initialization): time 0.00671/1.223, allocations: 3.094 MB / 0.9729 GB, free: 4.207 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 6.393e-05/1.223, allocations: 45.69 kB / 0.9729 GB, free: 4.156 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.621e-05/1.223, allocations: 4 kB / 0.9729 GB, free: 4.152 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002342/1.226, allocations: 0.7028 MB / 0.9736 GB, free: 3.438 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001769/1.227, allocations: 399.4 kB / 0.974 GB, free: 3.047 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01324/1.241, allocations: 7.596 MB / 0.9814 GB, free: 11.25 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001587/1.242, allocations: 84 kB / 0.9815 GB, free: 11.17 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001846/1.243, allocations: 95.95 kB / 0.9816 GB, free: 11.08 MB / 0.7325 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 (pulse.count,$PRE.pulse.count,pulse.T_start,$PRE.pulse.T_start,piston2_1.medium_right.phase,piston2_1.medium_left.phase,$whenCondition1,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 (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(6,46,61.1%)} * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(1,1), (1,1)} Notification: Performance of prepare postOptimizeDAE: time 0.00137/1.244, allocations: 0.6586 MB / 0.9822 GB, free: 10.41 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000347/1.244, allocations: 167 kB / 0.9824 GB, free: 10.25 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01195/1.256, allocations: 7.738 MB / 0.9899 GB, free: 2.41 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.851e-05/1.256, allocations: 91.86 kB / 0.99 GB, free: 2.32 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.266e-05/1.256, allocations: 8 kB / 0.99 GB, free: 2.312 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.955e-05/1.256, allocations: 11.95 kB / 0.99 GB, free: 2.301 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01774/1.274, allocations: 12.06 MB / 1.002 GB, free: 6.051 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.237e-05/1.274, allocations: 0 / 1.002 GB, free: 6.051 MB / 0.7481 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001532/1.276, allocations: 335.5 kB / 1.002 GB, free: 5.723 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002879/1.279, allocations: 1.327 MB / 1.003 GB, free: 4.383 MB / 0.7481 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002363/1.279, allocations: 71.95 kB / 1.004 GB, free: 4.312 MB / 0.7481 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01076/1.29, allocations: 7.478 MB / 1.011 GB, free: 12.64 MB / 0.7637 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.324e-06/1.29, allocations: 0 / 1.011 GB, free: 12.64 MB / 0.7637 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01243/1.302, allocations: 7.498 MB / 1.018 GB, free: 5.023 MB / 0.7637 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001245/1.303, allocations: 0.623 MB / 1.019 GB, free: 4.379 MB / 0.7637 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002532/1.304, allocations: 51.97 kB / 1.019 GB, free: 4.328 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001099/1.305, allocations: 91.92 kB / 1.019 GB, free: 4.238 MB / 0.7637 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004534/1.305, allocations: 189.7 kB / 1.019 GB, free: 4.051 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001659/1.305, allocations: 75.95 kB / 1.019 GB, free: 3.977 MB / 0.7637 GB Notification: Performance of sorting global known variables: time 0.001034/1.307, allocations: 0.6846 MB / 1.02 GB, free: 3.285 MB / 0.7637 GB Notification: Performance of sort global known variables: time 1.1e-07/1.307, allocations: 0 / 1.02 GB, free: 3.285 MB / 0.7637 GB Notification: Performance of remove unused functions: time 0.005761/1.312, allocations: 1.799 MB / 1.022 GB, free: 1.484 MB / 0.7637 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 (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(6,46,61.1%)} * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(1,5), (1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.3166/1.629, allocations: 9.377 MB / 1.031 GB, free: 317.6 MB / 0.7637 GB Notification: Performance of simCode: created initialization part: time 0.006706/1.636, allocations: 3.553 MB / 1.034 GB, free: 316.1 MB / 0.7637 GB Notification: Performance of simCode: created event and clocks part: time 4.769e-06/1.636, allocations: 1.219 kB / 1.034 GB, free: 316.1 MB / 0.7637 GB Notification: Performance of simCode: created simulation system equations: time 0.003626/1.639, allocations: 2.69 MB / 1.037 GB, free: 314.8 MB / 0.7637 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003811/1.643, allocations: 0.7502 MB / 1.038 GB, free: 314.6 MB / 0.7637 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0339/1.677, allocations: 21.18 MB / 1.058 GB, free: 304.8 MB / 0.7637 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001677/1.679, allocations: 2.225 MB / 1.06 GB, free: 303.4 MB / 0.7637 GB Notification: Performance of simCode: alias equations: time 0.001668/1.68, allocations: 0.8286 MB / 1.061 GB, free: 302.9 MB / 0.7637 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001398/1.682, allocations: 1.483 MB / 1.063 GB, free: 301.4 MB / 0.7637 GB Notification: Performance of SimCode: time 8.92e-07/1.682, allocations: 4 kB / 1.063 GB, free: 301.4 MB / 0.7637 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1487/1.831, allocations: 108.7 MB / 1.169 GB, free: 193.1 MB / 0.7637 GB Notification: Performance of buildModelFMU: Generate platform static: time 20.26/22.09, allocations: 14.25 kB / 1.169 GB, free: 193.1 MB / 0.7637 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/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