Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_8_Buildings.Fluid.MassExchangers.Examples.ConstantEffectiveness.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 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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(Buildings.Fluid.MassExchangers.Examples.ConstantEffectiveness,fileNamePrefix="Buildings_8_Buildings_Fluid_MassExchangers_Examples_ConstantEffectiveness",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.MassExchangers.Examples.ConstantEffectiveness,fileNamePrefix="Buildings_8_Buildings_Fluid_MassExchangers_Examples_ConstantEffectiveness",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 0.001521/0.001521, allocations: 101.4 kB / 15.7 MB, free: 28 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001727/0.001727, allocations: 200.6 kB / 16.64 MB, free: 6.43 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.358/1.358, allocations: 205.1 MB / 222.5 MB, free: 4.566 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.648/1.648, allocations: 292.3 MB / 0.549 GB, free: 12.75 MB / 462.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001408/0.001409, allocations: 70.28 kB / 0.6718 GB, free: 26.09 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.227/0.2285, allocations: 114.5 MB / 0.7836 GB, free: 13.28 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.MassExchangers.Examples.ConstantEffectiveness): time 0.6718/0.9003, allocations: 214.2 MB / 0.9928 GB, free: 12.46 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.01191/0.9123, allocations: 6.948 MB / 0.9996 GB, free: 9.156 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002802/0.9152, allocations: 40.91 kB / 0.9996 GB, free: 9.141 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.00255/0.9178, allocations: 0.7835 MB / 1 GB, free: 8.535 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.008336/0.9261, allocations: 2.497 MB / 1.003 GB, free: 6.98 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.003566/0.9297, allocations: 1.18 MB / 1.004 GB, free: 6.23 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.004158/0.9339, allocations: 2.789 MB / 1.007 GB, free: 4.695 MB / 0.7325 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001662/0.9356, allocations: 1.091 MB / 1.008 GB, free: 4.031 MB / 0.7325 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004484/0.9401, allocations: 1.99 MB / 1.01 GB, free: 2.914 MB / 0.7325 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001896/0.942, allocations: 0.9419 MB / 1.011 GB, free: 2.418 MB / 0.7325 GB Notification: Performance of NFPackage.collectConstants: time 0.0001898/0.9422, allocations: 118.1 kB / 1.011 GB, free: 2.418 MB / 0.7325 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004396/0.9466, allocations: 2.446 MB / 1.013 GB, free: 1.332 MB / 0.7325 GB Notification: Performance of NFScalarize.scalarize: time 0.0004376/0.9471, allocations: 432.3 kB / 1.014 GB, free: 1.035 MB / 0.7325 GB Notification: Performance of NFVerifyModel.verify: time 0.0007622/0.9478, allocations: 0.6814 MB / 1.014 GB, free: 0.5859 MB / 0.7325 GB Notification: Performance of NFConvertDAE.convert: time 0.003792/0.9516, allocations: 2.499 MB / 1.017 GB, free: 15.11 MB / 0.7481 GB Notification: Performance of FrontEnd - DAE generated: time 6.612e-06/0.9516, allocations: 2.719 kB / 1.017 GB, free: 15.11 MB / 0.7481 GB Notification: Performance of FrontEnd: time 1.543e-06/0.9517, allocations: 0 / 1.017 GB, free: 15.11 MB / 0.7481 GB Notification: Performance of Transformations before backend: time 2.146e-05/0.9517, allocations: 0 / 1.017 GB, free: 15.11 MB / 0.7481 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 209 * Number of variables: 209 Notification: Performance of Generate backend data structure: time 0.004308/0.956, allocations: 1.848 MB / 1.018 GB, free: 13.75 MB / 0.7481 GB Notification: Performance of prepare preOptimizeDAE: time 4.495e-05/0.9561, allocations: 14 kB / 1.019 GB, free: 13.75 MB / 0.7481 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000163/0.9562, allocations: 132.2 kB / 1.019 GB, free: 13.64 MB / 0.7481 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002945/0.9592, allocations: 0.5385 MB / 1.019 GB, free: 13.39 MB / 0.7481 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001852/0.961, allocations: 0.9981 MB / 1.02 GB, free: 12.63 MB / 0.7481 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 6.862e-05/0.9611, allocations: 65.28 kB / 1.02 GB, free: 12.6 MB / 0.7481 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001429/0.9613, allocations: 83.67 kB / 1.02 GB, free: 12.57 MB / 0.7481 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002772/0.9641, allocations: 1.231 MB / 1.021 GB, free: 11.89 MB / 0.7481 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.107e-05/0.9641, allocations: 0 / 1.021 GB, free: 11.89 MB / 0.7481 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001029/0.9642, allocations: 34.16 kB / 1.022 GB, free: 11.86 MB / 0.7481 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.026e-05/0.9643, allocations: 41.23 kB / 1.022 GB, free: 11.86 MB / 0.7481 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003476/0.9678, allocations: 1.534 MB / 1.023 GB, free: 11.11 MB / 0.7481 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 0.006721/0.9745, allocations: 4.047 MB / 1.027 GB, free: 7.836 MB / 0.7481 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002379/0.9769, allocations: 0.9691 MB / 1.028 GB, free: 7.359 MB / 0.7481 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001422/0.9783, allocations: 0.6532 MB / 1.029 GB, free: 7.043 MB / 0.7481 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001137/0.9795, allocations: 0.6127 MB / 1.029 GB, free: 6.418 MB / 0.7481 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.786e-05/0.9795, allocations: 37.78 kB / 1.029 GB, free: 6.375 MB / 0.7481 GB Notification: Performance of pre-optimization done (n=76): time 2.915e-06/0.9795, allocations: 6.812 kB / 1.029 GB, free: 6.371 MB / 0.7481 GB Notification: Performance of matching and sorting (n=76): time 0.004814/0.9844, allocations: 1.783 MB / 1.031 GB, free: 5.516 MB / 0.7481 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.106e-05/0.9844, allocations: 63.44 kB / 1.031 GB, free: 5.449 MB / 0.7481 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001085/0.9855, allocations: 0.8195 MB / 1.032 GB, free: 4.973 MB / 0.7481 GB Notification: Performance of collectPreVariables (initialization): time 0.0001114/0.9856, allocations: 49.55 kB / 1.032 GB, free: 4.926 MB / 0.7481 GB Notification: Performance of collectInitialEqns (initialization): time 0.000354/0.986, allocations: 435.2 kB / 1.032 GB, free: 4.547 MB / 0.7481 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002485/0.9863, allocations: 263.9 kB / 1.033 GB, free: 4.32 MB / 0.7481 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00029/0.9866, allocations: 152.9 kB / 1.033 GB, free: 4.234 MB / 0.7481 GB Notification: Performance of setup shared object (initialization): time 0.0001362/0.9867, allocations: 337.5 kB / 1.033 GB, free: 3.906 MB / 0.7481 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001345/0.9881, allocations: 0.5284 MB / 1.034 GB, free: 3.645 MB / 0.7481 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001486/0.9895, allocations: 0.6564 MB / 1.034 GB, free: 3.262 MB / 0.7481 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002671/0.9922, allocations: 1.13 MB / 1.035 GB, free: 2.668 MB / 0.7481 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.777e-06/0.9922, allocations: 7.219 kB / 1.035 GB, free: 2.664 MB / 0.7481 GB Notification: Performance of matching and sorting (n=87) (initialization): time 0.003324/0.9956, allocations: 1.342 MB / 1.037 GB, free: 1.457 MB / 0.7481 GB Notification: Performance of prepare postOptimizeDAE: time 5.083e-05/0.9956, allocations: 33.7 kB / 1.037 GB, free: 1.418 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.166e-06/0.9957, allocations: 4.062 kB / 1.037 GB, free: 1.414 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.307e-05/0.9957, allocations: 4 kB / 1.037 GB, free: 1.41 MB / 0.7481 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001448/0.9971, allocations: 259.6 kB / 1.037 GB, free: 1.156 MB / 0.7481 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0007212/0.9979, allocations: 1.191 MB / 1.038 GB, free: 15.92 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001132/0.999, allocations: 148.6 kB / 1.038 GB, free: 15.78 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001057/0.9991, allocations: 35.98 kB / 1.038 GB, free: 15.74 MB / 0.7637 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001705/1.001, allocations: 0.7633 MB / 1.039 GB, free: 14.97 MB / 0.7637 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001456/1.002, allocations: 0.6481 MB / 1.04 GB, free: 14.29 MB / 0.7637 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002672/1.005, allocations: 1.12 MB / 1.041 GB, free: 13.15 MB / 0.7637 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.328e-06/1.005, allocations: 4 kB / 1.041 GB, free: 13.14 MB / 0.7637 GB Notification: Performance of matching and sorting (n=87) (initialization_lambda0): time 0.003279/1.008, allocations: 1.333 MB / 1.042 GB, free: 11.8 MB / 0.7637 GB Notification: Performance of prepare postOptimizeDAE: time 4.12e-05/1.008, allocations: 45.75 kB / 1.042 GB, free: 11.75 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.229e-06/1.008, allocations: 0 / 1.042 GB, free: 11.75 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (initialization): time 9.498e-06/1.008, allocations: 4 kB / 1.042 GB, free: 11.74 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00113/1.01, allocations: 223.7 kB / 1.042 GB, free: 11.52 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.048e-05/1.01, allocations: 4 kB / 1.042 GB, free: 11.52 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001073/1.011, allocations: 139.3 kB / 1.042 GB, free: 11.38 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.38e-05/1.011, allocations: 31.98 kB / 1.042 GB, free: 11.35 MB / 0.7637 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 5 * Number of states: 0 () * Number of discrete variables: 2 (hex.i2_w,hex.i1_w) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (86): * Single equations (assignments): 83 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 2 systems {1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0002985/1.011, allocations: 220.1 kB / 1.043 GB, free: 11.13 MB / 0.7637 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001979/1.011, allocations: 106.7 kB / 1.043 GB, free: 11.02 MB / 0.7637 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003396/1.015, allocations: 1.345 MB / 1.044 GB, free: 9.672 MB / 0.7637 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.958e-06/1.015, allocations: 12 kB / 1.044 GB, free: 9.66 MB / 0.7637 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.993e-06/1.015, allocations: 0 / 1.044 GB, free: 9.66 MB / 0.7637 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.011e-05/1.015, allocations: 3.984 kB / 1.044 GB, free: 9.656 MB / 0.7637 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005519/1.02, allocations: 2.844 MB / 1.047 GB, free: 6.727 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.508e-06/1.02, allocations: 8.406 kB / 1.047 GB, free: 6.719 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001155/1.021, allocations: 227.7 kB / 1.047 GB, free: 6.496 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.14e-05/1.021, allocations: 8 kB / 1.047 GB, free: 6.488 MB / 0.7637 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.837e-05/1.021, allocations: 23.98 kB / 1.047 GB, free: 6.465 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0006296/1.022, allocations: 1.188 MB / 1.048 GB, free: 5.23 MB / 0.7637 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.093e-06/1.022, allocations: 7.938 kB / 1.048 GB, free: 5.223 MB / 0.7637 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00343/1.026, allocations: 1.455 MB / 1.05 GB, free: 3.707 MB / 0.7637 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005866/1.026, allocations: 315.6 kB / 1.05 GB, free: 3.379 MB / 0.7637 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001484/1.026, allocations: 19.94 kB / 1.05 GB, free: 3.359 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001085/1.027, allocations: 103.9 kB / 1.05 GB, free: 3.258 MB / 0.7637 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001449/1.028, allocations: 60.44 kB / 1.05 GB, free: 3.199 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.595e-05/1.028, allocations: 39.91 kB / 1.05 GB, free: 3.16 MB / 0.7637 GB Notification: Performance of sorting global known variables: time 0.0007794/1.028, allocations: 0.5661 MB / 1.051 GB, free: 2.582 MB / 0.7637 GB Notification: Performance of sort global known variables: time 1.3e-07/1.028, allocations: 0 / 1.051 GB, free: 2.582 MB / 0.7637 GB Notification: Performance of remove unused functions: time 0.001388/1.03, allocations: 0.5379 MB / 1.051 GB, free: 2.043 MB / 0.7637 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 16 * 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 simulation (76): * Single equations (assignments): 74 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 2 systems {1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.004144/1.034, allocations: 2.152 MB / 1.053 GB, free: 15.84 MB / 0.7794 GB Notification: Performance of simCode: created initialization part: time 0.005207/1.039, allocations: 2.018 MB / 1.055 GB, free: 13.79 MB / 0.7794 GB Notification: Performance of simCode: created event and clocks part: time 1.457e-05/1.039, allocations: 8.062 kB / 1.055 GB, free: 13.79 MB / 0.7794 GB Notification: Performance of simCode: created simulation system equations: time 0.001671/1.041, allocations: 0.6519 MB / 1.056 GB, free: 13.13 MB / 0.7794 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002424/1.043, allocations: 0.5059 MB / 1.056 GB, free: 12.63 MB / 0.7794 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02274/1.066, allocations: 8.679 MB / 1.065 GB, free: 3.715 MB / 0.7794 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001075/1.067, allocations: 1.091 MB / 1.066 GB, free: 2.59 MB / 0.7794 GB Notification: Performance of simCode: alias equations: time 0.002489/1.07, allocations: 391.5 kB / 1.066 GB, free: 2.203 MB / 0.7794 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001014/1.071, allocations: 391.3 kB / 1.067 GB, free: 1.82 MB / 0.7794 GB Notification: Performance of SimCode: time 1.192e-06/1.071, allocations: 0 / 1.067 GB, free: 1.82 MB / 0.7794 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.08149/1.152, allocations: 28.57 MB / 1.095 GB, free: 5.691 MB / 0.8106 GB Notification: Performance of buildModelFMU: Generate platform static: time 12.2/13.35, allocations: 0 / 1.095 GB, free: 5.691 MB / 0.8106 GB (rm -f Buildings_8_Buildings.Fluid.MassExchangers.Examples.ConstantEffectiveness.pipe ; mkfifo Buildings_8_Buildings.Fluid.MassExchangers.Examples.ConstantEffectiveness.pipe ; head -c 1048576 < Buildings_8_Buildings.Fluid.MassExchangers.Examples.ConstantEffectiveness.pipe >> ../files/Buildings_8_Buildings.Fluid.MassExchangers.Examples.ConstantEffectiveness.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_Buildings_8_Buildings_Fluid_MassExchangers_Examples_ConstantEffectiveness_fmu --startTime=0 --stopTime=360 --timeout=50 --tolerance=1e-06 Buildings_8_Buildings_Fluid_MassExchangers_Examples_ConstantEffectiveness.fmu > Buildings_8_Buildings.Fluid.MassExchangers.Examples.ConstantEffectiveness.pipe 2>&1)