Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_3.0.0_Buildings.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/Buildings 12.0.0-master/package.mo", uses=false) Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-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: translateModel(Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u") translateModel(Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001351/0.001351, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001456/0.001456, allocations: 190.9 kB / 16.14 MB, free: 6.688 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.433/1.433, allocations: 222.9 MB / 239.8 MB, free: 4.602 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.96/2.96, allocations: 472.6 MB / 0.7447 GB, free: 5.031 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001288/0.001288, allocations: 65.27 kB / 0.9113 GB, free: 33.57 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3206/0.322, allocations: 159.9 MB / 1.068 GB, free: 10.96 MB / 0.8262 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u): time 0.9665/1.289, allocations: 253.7 MB / 1.315 GB, free: 19.93 MB / 0.9981 GB Notification: Performance of NFInst.instExpressions: time 0.01706/1.306, allocations: 9.713 MB / 1.325 GB, free: 19.62 MB / 0.9981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.004069/1.31, allocations: 72.12 kB / 1.325 GB, free: 19.62 MB / 0.9981 GB Notification: Performance of NFTyping.typeComponents: time 0.002938/1.313, allocations: 0.8175 MB / 1.326 GB, free: 19.59 MB / 0.9981 GB Notification: Performance of NFTyping.typeBindings: time 0.00863/1.321, allocations: 2.489 MB / 1.328 GB, free: 19.46 MB / 0.9981 GB Notification: Performance of NFTyping.typeClassSections: time 0.006545/1.328, allocations: 1.929 MB / 1.33 GB, free: 19.39 MB / 0.9981 GB Notification: Performance of NFFlatten.flatten: time 0.009414/1.337, allocations: 5.44 MB / 1.335 GB, free: 19.29 MB / 0.9981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002848/1.34, allocations: 1.327 MB / 1.337 GB, free: 19.07 MB / 0.9981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005377/1.346, allocations: 1.73 MB / 1.338 GB, free: 18.88 MB / 0.9981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003922/1.35, allocations: 1.309 MB / 1.339 GB, free: 18.64 MB / 0.9981 GB Notification: Performance of NFPackage.collectConstants: time 0.0008285/1.351, allocations: 87.81 kB / 1.34 GB, free: 18.64 MB / 0.9981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.008877/1.359, allocations: 3.513 MB / 1.343 GB, free: 18.27 MB / 0.9981 GB Notification: Performance of NFScalarize.scalarize: time 0.002031/1.361, allocations: 0.5132 MB / 1.343 GB, free: 18.07 MB / 0.9981 GB Notification: Performance of NFVerifyModel.verify: time 0.003906/1.365, allocations: 0.9339 MB / 1.344 GB, free: 17.54 MB / 0.9981 GB Notification: Performance of NFConvertDAE.convert: time 0.01057/1.376, allocations: 3.751 MB / 1.348 GB, free: 16.46 MB / 0.9981 GB Notification: Performance of FrontEnd - DAE generated: time 7.234e-06/1.376, allocations: 0.6094 kB / 1.348 GB, free: 16.46 MB / 0.9981 GB Notification: Performance of FrontEnd: time 1.623e-06/1.376, allocations: 0 / 1.348 GB, free: 16.46 MB / 0.9981 GB Notification: Performance of Transformations before backend: time 0.0001189/1.376, allocations: 0 / 1.348 GB, free: 16.46 MB / 0.9981 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 0.006725/1.383, allocations: 2.461 MB / 1.35 GB, free: 14.88 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 4.932e-05/1.383, allocations: 10.73 kB / 1.35 GB, free: 14.88 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004337/1.387, allocations: 0.6365 MB / 1.351 GB, free: 14.72 MB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002761/1.39, allocations: 1.368 MB / 1.352 GB, free: 13.98 MB / 0.9981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003686/1.391, allocations: 147 kB / 1.353 GB, free: 13.93 MB / 0.9981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002163/1.391, allocations: 126 kB / 1.353 GB, free: 13.89 MB / 0.9981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002585/1.393, allocations: 1.432 MB / 1.354 GB, free: 13.25 MB / 0.9981 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.27e-05/1.393, allocations: 2.625 kB / 1.354 GB, free: 13.25 MB / 0.9981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001156/1.393, allocations: 53.16 kB / 1.354 GB, free: 13.21 MB / 0.9981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.959e-05/1.394, allocations: 45.84 kB / 1.354 GB, free: 13.21 MB / 0.9981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002553/1.396, allocations: 1.2 MB / 1.355 GB, free: 12.79 MB / 0.9981 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 0.00811/1.404, allocations: 5.691 MB / 1.361 GB, free: 9.035 MB / 0.9981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001876/1.406, allocations: 1.049 MB / 1.362 GB, free: 8.383 MB / 0.9981 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0009263/1.407, allocations: 0.5347 MB / 1.362 GB, free: 8.117 MB / 0.9981 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005592/1.408, allocations: 320.4 kB / 1.363 GB, free: 7.801 MB / 0.9981 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001079/1.409, allocations: 0.5607 MB / 1.363 GB, free: 7.461 MB / 0.9981 GB Notification: Performance of pre-optimization done (n=85): time 4.037e-06/1.409, allocations: 4 kB / 1.363 GB, free: 7.457 MB / 0.9981 GB Notification: Performance of matching and sorting (n=92): time 0.008762/1.418, allocations: 3.541 MB / 1.367 GB, free: 5.359 MB / 0.9981 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.114e-05/1.418, allocations: 92.34 kB / 1.367 GB, free: 5.258 MB / 0.9981 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001884/1.42, allocations: 1.344 MB / 1.368 GB, free: 4.535 MB / 0.9981 GB Notification: Performance of collectPreVariables (initialization): time 0.0001228/1.42, allocations: 42.95 kB / 1.368 GB, free: 4.492 MB / 0.9981 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005133/1.42, allocations: 0.7306 MB / 1.369 GB, free: 3.852 MB / 0.9981 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002552/1.42, allocations: 318.2 kB / 1.369 GB, free: 3.582 MB / 0.9981 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002834/1.421, allocations: 191.1 kB / 1.369 GB, free: 3.477 MB / 0.9981 GB Notification: Performance of setup shared object (initialization): time 6.965e-05/1.421, allocations: 340.8 kB / 1.37 GB, free: 3.145 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0009037/1.422, allocations: 461.1 kB / 1.37 GB, free: 2.918 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001007/1.423, allocations: 0.6555 MB / 1.371 GB, free: 2.465 MB / 0.9981 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01333/1.436, allocations: 3.334 MB / 1.374 GB, free: 0.6445 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.783e-06/1.436, allocations: 2.312 kB / 1.374 GB, free: 0.6445 MB / 0.9981 GB Notification: Performance of matching and sorting (n=126) (initialization): time 0.003421/1.44, allocations: 1.523 MB / 1.376 GB, free: 15.89 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 5.37e-05/1.44, allocations: 37.27 kB / 1.376 GB, free: 15.85 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.35e-05/1.44, allocations: 9.438 kB / 1.376 GB, free: 15.85 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0007625/1.44, allocations: 231.8 kB / 1.376 GB, free: 15.72 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009401/1.441, allocations: 206.4 kB / 1.376 GB, free: 15.68 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004459/1.446, allocations: 4.286 MB / 1.38 GB, free: 11.73 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001894/1.448, allocations: 133.7 kB / 1.38 GB, free: 11.67 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001598/1.448, allocations: 39.72 kB / 1.38 GB, free: 11.66 MB / 1.014 GB Warning: The initial conditions are over specified. The following 1 initial equations are redundant, so they are removed from the initialization system: $DER.heaDyn.vol.dynBal.medium.p = 0.0. Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00181/1.45, allocations: 0.7754 MB / 1.381 GB, free: 11.21 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00125/1.451, allocations: 0.6438 MB / 1.382 GB, free: 10.76 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.01394/1.465, allocations: 3.296 MB / 1.385 GB, free: 8.965 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.023e-06/1.465, allocations: 6.625 kB / 1.385 GB, free: 8.961 MB / 1.014 GB Notification: Performance of matching and sorting (n=126) (initialization_lambda0): time 0.003725/1.469, allocations: 1.495 MB / 1.386 GB, free: 8.215 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 5.23e-05/1.469, allocations: 40.88 kB / 1.386 GB, free: 8.176 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.049e-05/1.469, allocations: 4.906 kB / 1.386 GB, free: 8.176 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005402/1.469, allocations: 195.1 kB / 1.387 GB, free: 8.066 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000961/1.47, allocations: 201.5 kB / 1.387 GB, free: 8.031 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005306/1.476, allocations: 5.306 MB / 1.392 GB, free: 3.047 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001896/1.478, allocations: 140.5 kB / 1.392 GB, free: 2.98 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001679/1.478, allocations: 40.56 kB / 1.392 GB, free: 2.969 MB / 1.014 GB Warning: The initial conditions are over specified. The following 1 initial equations are redundant, so they are removed from the initialization_lambda0 system: $DER.heaDyn.vol.dynBal.medium.p = 0.0. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 18 * Number of states: 0 () * Number of discrete variables: 9 (TSet.nextEventScaled,TSet.nextEvent,$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 (105): * Single equations (assignments): 99 * 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), (1,2), (1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.0004496/1.478, allocations: 274.4 kB / 1.392 GB, free: 2.723 MB / 1.014 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004849/1.479, allocations: 164.5 kB / 1.393 GB, free: 2.637 MB / 1.014 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003053/1.482, allocations: 1.297 MB / 1.394 GB, free: 1.918 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.06e-05/1.482, allocations: 7.656 kB / 1.394 GB, free: 1.918 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.647e-06/1.482, allocations: 4 kB / 1.394 GB, free: 1.914 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.002338/1.484, allocations: 1.157 MB / 1.395 GB, free: 0.9805 MB / 1.014 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006642/1.491, allocations: 3.055 MB / 1.398 GB, free: 13.84 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.127e-05/1.491, allocations: 4 kB / 1.398 GB, free: 13.84 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001041/1.492, allocations: 186.3 kB / 1.398 GB, free: 13.67 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001781/1.492, allocations: 52.83 kB / 1.398 GB, free: 13.61 MB / 1.029 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.821e-05/1.492, allocations: 27.98 kB / 1.398 GB, free: 13.59 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0004761/1.493, allocations: 0.5861 MB / 1.399 GB, free: 12.98 MB / 1.029 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.825e-06/1.493, allocations: 10.44 kB / 1.399 GB, free: 12.97 MB / 1.029 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.004498/1.497, allocations: 1.986 MB / 1.401 GB, free: 10.92 MB / 1.029 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001132/1.498, allocations: 343 kB / 1.401 GB, free: 10.56 MB / 1.029 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004581/1.499, allocations: 27.98 kB / 1.401 GB, free: 10.54 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00167/1.501, allocations: 107.8 kB / 1.401 GB, free: 10.43 MB / 1.029 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001698/1.501, allocations: 71.14 kB / 1.401 GB, free: 10.36 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001009/1.501, allocations: 35.98 kB / 1.401 GB, free: 10.33 MB / 1.029 GB Notification: Performance of sorting global known variables: time 0.001916/1.503, allocations: 0.9177 MB / 1.402 GB, free: 9.414 MB / 1.029 GB Notification: Performance of sort global known variables: time 3.01e-07/1.503, allocations: 0 / 1.402 GB, free: 9.414 MB / 1.029 GB Notification: Performance of remove unused functions: time 0.003118/1.506, allocations: 0.6859 MB / 1.403 GB, free: 8.73 MB / 1.029 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 (83): * Single equations (assignments): 81 * 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 0.0008658/1.507, allocations: 312.7 kB / 1.403 GB, free: 8.445 MB / 1.029 GB Notification: Performance of simCode: created initialization part: time 0.005114/1.512, allocations: 2.532 MB / 1.406 GB, free: 5.867 MB / 1.029 GB Notification: Performance of simCode: created event and clocks part: time 6.943e-06/1.512, allocations: 0 / 1.406 GB, free: 5.867 MB / 1.029 GB Notification: Performance of simCode: created simulation system equations: time 0.00124/1.513, allocations: 0.6045 MB / 1.406 GB, free: 5.273 MB / 1.029 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004537/1.518, allocations: 0.8337 MB / 1.407 GB, free: 4.449 MB / 1.029 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007726/1.526, allocations: 3.82 MB / 1.411 GB, free: 0.5664 MB / 1.029 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001149/1.527, allocations: 1.347 MB / 1.412 GB, free: 15.19 MB / 1.045 GB Notification: Performance of simCode: alias equations: time 0.001764/1.528, allocations: 352.9 kB / 1.413 GB, free: 14.84 MB / 1.045 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003948/1.529, allocations: 111.4 kB / 1.413 GB, free: 14.73 MB / 1.045 GB Notification: Performance of SimCode: time 5.81e-07/1.529, allocations: 0 / 1.413 GB, free: 14.73 MB / 1.045 GB Notification: Performance of Templates: time 0.05731/1.586, allocations: 31.31 MB / 1.443 GB, free: 15.86 MB / 1.076 GB make -j1 -f Buildings_3.0.0_Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u.makefile (rm -f Buildings_3.0.0_Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u.pipe ; mkfifo Buildings_3.0.0_Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u.pipe ; head -c 1048576 < Buildings_3.0.0_Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u.pipe >> ../files/Buildings_3.0.0_Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u.sim & ./Buildings_3.0.0_Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_3.0.0_Buildings.Fluid.HeatExchangers.Validation.HeaterCooler_u.pipe 2>&1)