Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.HeatExchangers.Validation.HeaterCooler_u.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/IDEAS 3.0.0-master/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-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(IDEAS.Fluid.HeatExchangers.Validation.HeaterCooler_u,fileNamePrefix="IDEAS_dev_IDEAS_Fluid_HeatExchangers_Validation_HeaterCooler_u",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IDEAS.Fluid.HeatExchangers.Validation.HeaterCooler_u,fileNamePrefix="IDEAS_dev_IDEAS_Fluid_HeatExchangers_Validation_HeaterCooler_u",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 0.0007524/0.0007524, allocations: 90.52 kB / 15.36 MB, free: 0.7383 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.004554/0.004555, allocations: 171.1 kB / 16.26 MB, free: 6.613 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.211/1.211, allocations: 223.3 MB / 240.3 MB, free: 5.332 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.8482/0.8482, allocations: 135.3 MB / 426.7 MB, free: 14.3 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0003311/0.0003311, allocations: 13.25 kB / 0.5077 GB, free: 4.656 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1389/0.1393, allocations: 82.31 MB / 0.5881 GB, free: 2.52 MB / 494.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.HeatExchangers.Validation.HeaterCooler_u): time 0.437/0.5763, allocations: 250.2 MB / 0.8324 GB, free: 2.031 MB / 0.6387 GB Notification: Performance of NFInst.instExpressions: time 0.013/0.5893, allocations: 9.604 MB / 0.8418 GB, free: 8.402 MB / 0.6544 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001348/0.5907, allocations: 67.56 kB / 0.8418 GB, free: 8.336 MB / 0.6544 GB Notification: Performance of NFTyping.typeComponents: time 0.001813/0.5925, allocations: 0.816 MB / 0.8426 GB, free: 7.516 MB / 0.6544 GB Notification: Performance of NFTyping.typeBindings: time 0.005022/0.5976, allocations: 2.479 MB / 0.845 GB, free: 5.027 MB / 0.6544 GB Notification: Performance of NFTyping.typeClassSections: time 0.004114/0.6017, allocations: 1.932 MB / 0.8469 GB, free: 3.113 MB / 0.6544 GB Notification: Performance of NFFlatten.flatten: time 0.005139/0.6068, allocations: 5.419 MB / 0.8522 GB, free: 13.68 MB / 0.67 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00178/0.6086, allocations: 1.279 MB / 0.8535 GB, free: 12.37 MB / 0.67 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00303/0.6117, allocations: 1.68 MB / 0.8551 GB, free: 10.68 MB / 0.67 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002198/0.6139, allocations: 1.231 MB / 0.8563 GB, free: 9.445 MB / 0.67 GB Notification: Performance of NFPackage.collectConstants: time 0.0002225/0.6141, allocations: 64 kB / 0.8564 GB, free: 9.383 MB / 0.67 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004899/0.619, allocations: 3.488 MB / 0.8598 GB, free: 5.887 MB / 0.67 GB Notification: Performance of NFScalarize.scalarize: time 0.0005459/0.6196, allocations: 486.1 kB / 0.8603 GB, free: 5.41 MB / 0.67 GB Notification: Performance of NFVerifyModel.verify: time 0.001017/0.6206, allocations: 0.9068 MB / 0.8611 GB, free: 4.492 MB / 0.67 GB Notification: Performance of NFConvertDAE.convert: time 0.003981/0.6246, allocations: 3.676 MB / 0.8647 GB, free: 0.8047 MB / 0.67 GB Notification: Performance of FrontEnd - DAE generated: time 5.47e-06/0.6246, allocations: 4 kB / 0.8647 GB, free: 0.8008 MB / 0.67 GB Notification: Performance of FrontEnd: time 1.322e-06/0.6246, allocations: 3.938 kB / 0.8647 GB, free: 0.7969 MB / 0.67 GB Notification: Performance of Transformations before backend: time 1.416e-05/0.6246, allocations: 0 / 0.8647 GB, free: 0.7969 MB / 0.67 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 294 * Number of variables: 294 Notification: Performance of Generate backend data structure: time 0.264/0.8887, allocations: 2.119 MB / 0.8668 GB, free: 122.3 MB / 0.67 GB Notification: Performance of prepare preOptimizeDAE: time 3.688e-05/0.8887, allocations: 9.25 kB / 0.8668 GB, free: 122.3 MB / 0.67 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0003269/0.8891, allocations: 177.1 kB / 0.867 GB, free: 122.3 MB / 0.67 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00341/0.8925, allocations: 0.6518 MB / 0.8676 GB, free: 122.2 MB / 0.67 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001947/0.8944, allocations: 1.371 MB / 0.869 GB, free: 121.7 MB / 0.67 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003277/0.8948, allocations: 165.8 kB / 0.8691 GB, free: 121.7 MB / 0.67 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001592/0.895, allocations: 122.9 kB / 0.8692 GB, free: 121.7 MB / 0.67 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0022/0.8972, allocations: 1.435 MB / 0.8706 GB, free: 121.6 MB / 0.67 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.921e-05/0.8972, allocations: 6 kB / 0.8706 GB, free: 121.6 MB / 0.67 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001159/0.8973, allocations: 48.5 kB / 0.8707 GB, free: 121.6 MB / 0.67 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.821e-05/0.8974, allocations: 43.09 kB / 0.8707 GB, free: 121.6 MB / 0.67 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002095/0.8995, allocations: 1.214 MB / 0.8719 GB, free: 121.5 MB / 0.67 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 0.005504/0.905, allocations: 5.717 MB / 0.8775 GB, free: 119.2 MB / 0.67 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001528/0.9065, allocations: 1.045 MB / 0.8785 GB, free: 119 MB / 0.67 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0009069/0.9074, allocations: 0.5446 MB / 0.879 GB, free: 118.9 MB / 0.67 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004624/0.9079, allocations: 330 kB / 0.8794 GB, free: 118.7 MB / 0.67 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0009384/0.9089, allocations: 0.5766 MB / 0.8799 GB, free: 118.6 MB / 0.67 GB Notification: Performance of pre-optimization done (n=85): time 2.354e-06/0.9089, allocations: 3.688 kB / 0.8799 GB, free: 118.6 MB / 0.67 GB Notification: Performance of matching and sorting (n=93): time 0.006672/0.9156, allocations: 3.646 MB / 0.8835 GB, free: 117.6 MB / 0.67 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.262e-05/0.9156, allocations: 97.27 kB / 0.8836 GB, free: 117.5 MB / 0.67 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001304/0.9169, allocations: 1.343 MB / 0.8849 GB, free: 117.3 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 6.937e-05/0.917, allocations: 49.66 kB / 0.8849 GB, free: 117.3 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003856/0.9174, allocations: 0.7296 MB / 0.8857 GB, free: 117.1 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001782/0.9176, allocations: 317.5 kB / 0.886 GB, free: 116.9 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001036/0.9177, allocations: 93.52 kB / 0.886 GB, free: 116.9 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 5.522e-05/0.9177, allocations: 347.2 kB / 0.8864 GB, free: 116.6 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008419/0.9186, allocations: 470.4 kB / 0.8868 GB, free: 116.5 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009543/0.9195, allocations: 0.6893 MB / 0.8875 GB, free: 116.3 MB / 0.67 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01223/0.9318, allocations: 3.644 MB / 0.8911 GB, free: 115.8 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.099e-06/0.9318, allocations: 1.75 kB / 0.8911 GB, free: 115.8 MB / 0.67 GB Notification: Performance of matching and sorting (n=127) (initialization): time 0.003059/0.9349, allocations: 1.578 MB / 0.8926 GB, free: 115.6 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 9.606e-05/0.935, allocations: 246.9 kB / 0.8928 GB, free: 115.3 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.137e-05/0.935, allocations: 4.562 kB / 0.8928 GB, free: 115.3 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0007108/0.9357, allocations: 247.7 kB / 0.8931 GB, free: 115.3 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008227/0.9366, allocations: 201.4 kB / 0.8933 GB, free: 115.3 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00318/0.9397, allocations: 4.498 MB / 0.8977 GB, free: 112.2 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001246/0.941, allocations: 140.9 kB / 0.8978 GB, free: 112.1 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.006e-05/0.9411, allocations: 42.39 kB / 0.8978 GB, free: 112.1 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 6.312e-06/0.9411, allocations: 3.562 kB / 0.8978 GB, free: 112.1 MB / 0.67 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.002579/0.9437, allocations: 1.405 MB / 0.8992 GB, free: 112 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.193e-06/0.9437, allocations: 3.719 kB / 0.8992 GB, free: 112 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.000456/0.9442, allocations: 217.1 kB / 0.8994 GB, free: 112 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000773/0.9449, allocations: 202.1 kB / 0.8996 GB, free: 112 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003649/0.9486, allocations: 5.503 MB / 0.905 GB, free: 108 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001148/0.9498, allocations: 142.2 kB / 0.9051 GB, free: 108 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.976e-05/0.9498, allocations: 40.42 kB / 0.9052 GB, free: 108 MB / 0.67 GB Warning: The initial conditions are over specified. The following 1 initial equations are redundant, so they are removed from the initialization sytem: $DER.heaDyn.vol.dynBal.medium.p = 0.0. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 18 * Number of states: 0 () * Number of discrete variables: 9 (TSet.nextEventScaled,TSet.nextEvent,$PRE.TSet.nextEvent,TSet.last,TSet.b,TSet.a,$whenCondition1,con2.I.trigger_internal,con1.I.trigger_internal) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (104): * Single equations (assignments): 98 * Array equations: 2 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(1,8), (1,4), (1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.0006213/0.9505, allocations: 0.512 MB / 0.9057 GB, free: 107.7 MB / 0.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001773/0.9507, allocations: 169.3 kB / 0.9058 GB, free: 107.7 MB / 0.67 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002491/0.9532, allocations: 1.32 MB / 0.9071 GB, free: 107.5 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.407e-06/0.9532, allocations: 13.45 kB / 0.9071 GB, free: 107.5 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.775e-06/0.9532, allocations: 0 / 0.9071 GB, free: 107.5 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.002176/0.9554, allocations: 1.181 MB / 0.9083 GB, free: 107.3 MB / 0.67 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004537/0.9599, allocations: 3.118 MB / 0.9113 GB, free: 106.5 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.151e-06/0.9599, allocations: 4.094 kB / 0.9113 GB, free: 106.5 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0008721/0.9608, allocations: 197.9 kB / 0.9115 GB, free: 106.5 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001126/0.9609, allocations: 50.3 kB / 0.9116 GB, free: 106.5 MB / 0.67 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.26e-05/0.961, allocations: 37.84 kB / 0.9116 GB, free: 106.5 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0002274/0.9612, allocations: 0.5897 MB / 0.9122 GB, free: 105.9 MB / 0.67 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.499e-06/0.9612, allocations: 7.969 kB / 0.9122 GB, free: 105.9 MB / 0.67 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003053/0.9643, allocations: 2.026 MB / 0.9142 GB, free: 105 MB / 0.67 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003914/0.9647, allocations: 352 kB / 0.9145 GB, free: 104.7 MB / 0.67 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001694/0.9649, allocations: 24.36 kB / 0.9145 GB, free: 104.7 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001049/0.9659, allocations: 116.9 kB / 0.9146 GB, free: 104.7 MB / 0.67 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001052/0.9661, allocations: 65.41 kB / 0.9147 GB, free: 104.7 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.718e-05/0.9661, allocations: 40.22 kB / 0.9147 GB, free: 104.7 MB / 0.67 GB Notification: Performance of sorting global known variables: time 0.001033/0.9672, allocations: 0.9193 MB / 0.9156 GB, free: 104.3 MB / 0.67 GB Notification: Performance of sort global known variables: time 1.8e-07/0.9672, allocations: 1.062 kB / 0.9156 GB, free: 104.3 MB / 0.67 GB Notification: Performance of remove unused functions: time 0.001847/0.969, allocations: 0.6956 MB / 0.9163 GB, free: 104.3 MB / 0.67 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 17 * Number of states: 6 (senTem1.T,con1.I.y,heaDyn.vol.dynBal.medium.Xi[1],heaDyn.vol.dynBal.medium.T,senTem2.T,con2.I.y) * Number of discrete variables: 6 ($whenCondition1,TSet.a,TSet.b,TSet.last,TSet.nextEvent,TSet.nextEventScaled) * Number of discrete states: 6 (TSet.nextEvent,TSet.last,TSet.nextEventScaled,TSet.b,TSet.a,$whenCondition1) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (84): * Single equations (assignments): 82 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,4)} Notification: Performance of Backend phase and start with SimCode phase: time 0.003486/0.9725, allocations: 2.762 MB / 0.919 GB, free: 102.7 MB / 0.67 GB Notification: Performance of simCode: created initialization part: time 0.003516/0.9761, allocations: 2.604 MB / 0.9216 GB, free: 101.4 MB / 0.67 GB Notification: Performance of simCode: created event and clocks part: time 3.527e-06/0.9761, allocations: 2.656 kB / 0.9216 GB, free: 101.4 MB / 0.67 GB Notification: Performance of simCode: created simulation system equations: time 0.0009126/0.977, allocations: 0.6242 MB / 0.9222 GB, free: 101.1 MB / 0.67 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003974/0.981, allocations: 0.8326 MB / 0.923 GB, free: 101 MB / 0.67 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01763/0.9986, allocations: 14.15 MB / 0.9368 GB, free: 90.45 MB / 0.67 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000543/0.9992, allocations: 1.341 MB / 0.9381 GB, free: 89.08 MB / 0.67 GB Notification: Performance of simCode: alias equations: time 0.001144/1, allocations: 350.8 kB / 0.9384 GB, free: 88.73 MB / 0.67 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005988/1.001, allocations: 0.636 MB / 0.9391 GB, free: 88.1 MB / 0.67 GB Notification: Performance of SimCode: time 3.8e-07/1.001, allocations: 3.938 kB / 0.9391 GB, free: 88.09 MB / 0.67 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 3.767/4.768, allocations: 44.15 MB / 0.9822 GB, free: 44.62 MB / 0.67 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0003622/4.769, allocations: 275.9 kB / 0.9824 GB, free: 44.25 MB / 0.67 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.703/7.471, allocations: 0 / 0.9824 GB, free: 44.25 MB / 0.67 GB (rm -f IDEAS_dev_IDEAS.Fluid.HeatExchangers.Validation.HeaterCooler_u.pipe ; mkfifo IDEAS_dev_IDEAS.Fluid.HeatExchangers.Validation.HeaterCooler_u.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Fluid.HeatExchangers.Validation.HeaterCooler_u.pipe >> ../files/IDEAS_dev_IDEAS.Fluid.HeatExchangers.Validation.HeaterCooler_u.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_IDEAS_dev_IDEAS_Fluid_HeatExchangers_Validation_HeaterCooler_u_fmu --startTime=0 --stopTime=1200 --timeout=50 --tolerance=1e-06 IDEAS_dev_IDEAS_Fluid_HeatExchangers_Validation_HeaterCooler_u.fmu > IDEAS_dev_IDEAS.Fluid.HeatExchangers.Validation.HeaterCooler_u.pipe 2>&1)