Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.Chillers.Examples.ElectricEIR_HeatRecovery.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: "" <> buildModelFMU(Buildings.Fluid.Chillers.Examples.ElectricEIR_HeatRecovery,fileNamePrefix="Buildings_latest_Buildings_Fluid_Chillers_Examples_ElectricEIR_HeatRecovery",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Chillers.Examples.ElectricEIR_HeatRecovery,fileNamePrefix="Buildings_latest_Buildings_Fluid_Chillers_Examples_ElectricEIR_HeatRecovery",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 0.004726/0.004726, allocations: 99.34 kB / 15.73 MB, free: 6.008 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001339/0.001339, allocations: 201.3 kB / 16.68 MB, free: 5.934 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.215/1.215, allocations: 222.9 MB / 240.4 MB, free: 15.08 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.338/2.338, allocations: 482.6 MB / 0.755 GB, free: 6.648 MB / 0.6231 GB Notification: Performance of FrontEnd - loaded program: time 0.001701/0.001701, allocations: 72.77 kB / 1.083 GB, free: 13.74 MB / 0.8419 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2574/0.2591, allocations: 162.3 MB / 1.242 GB, free: 8.859 MB / 0.9669 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Chillers.Examples.ElectricEIR_HeatRecovery): time 0.05618/0.3153, allocations: 60.72 MB / 1.301 GB, free: 11.93 MB / 1.029 GB Notification: Performance of NFInst.instExpressions: time 0.01637/0.3317, allocations: 13.22 MB / 1.314 GB, free: 14.68 MB / 1.045 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001093/0.3328, allocations: 75.56 kB / 1.314 GB, free: 14.61 MB / 1.045 GB Notification: Performance of NFTyping.typeComponents: time 0.00184/0.3347, allocations: 0.9589 MB / 1.315 GB, free: 13.64 MB / 1.045 GB Notification: Performance of NFTyping.typeBindings: time 0.004086/0.3388, allocations: 2.312 MB / 1.317 GB, free: 11.32 MB / 1.045 GB Notification: Performance of NFTyping.typeClassSections: time 0.00295/0.3417, allocations: 1.585 MB / 1.319 GB, free: 9.746 MB / 1.045 GB Notification: Performance of NFFlatten.flatten: time 0.004057/0.3458, allocations: 4.326 MB / 1.323 GB, free: 5.398 MB / 1.045 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001441/0.3473, allocations: 1.358 MB / 1.324 GB, free: 4.012 MB / 1.045 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002767/0.35, allocations: 1.755 MB / 1.326 GB, free: 2.254 MB / 1.045 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001275/0.3513, allocations: 1.194 MB / 1.327 GB, free: 1.055 MB / 1.045 GB Notification: Performance of NFPackage.collectConstants: time 0.0002028/0.3515, allocations: 144 kB / 1.327 GB, free: 0.9141 MB / 1.045 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00235/0.3539, allocations: 1.474 MB / 1.329 GB, free: 15.44 MB / 1.061 GB Notification: Performance of NFScalarize.scalarize: time 0.0003689/0.3543, allocations: 410.5 kB / 1.329 GB, free: 15.04 MB / 1.061 GB Notification: Performance of NFVerifyModel.verify: time 0.0008141/0.3551, allocations: 0.9251 MB / 1.33 GB, free: 14.11 MB / 1.061 GB Notification: Performance of NFConvertDAE.convert: time 0.003035/0.3581, allocations: 2.806 MB / 1.333 GB, free: 11.29 MB / 1.061 GB Notification: Performance of FrontEnd - DAE generated: time 6.051e-06/0.3582, allocations: 4 kB / 1.333 GB, free: 11.29 MB / 1.061 GB Notification: Performance of FrontEnd: time 1.022e-06/0.3582, allocations: 4 kB / 1.333 GB, free: 11.28 MB / 1.061 GB Notification: Performance of Transformations before backend: time 1.341e-05/0.3582, allocations: 4 kB / 1.333 GB, free: 11.28 MB / 1.061 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 236 * Number of variables: 236 Notification: Performance of Generate backend data structure: time 0.003215/0.3614, allocations: 2.246 MB / 1.335 GB, free: 8.961 MB / 1.061 GB Notification: Performance of prepare preOptimizeDAE: time 3.306e-05/0.3614, allocations: 12.03 kB / 1.335 GB, free: 8.949 MB / 1.061 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001645/0.3616, allocations: 152 kB / 1.335 GB, free: 8.793 MB / 1.061 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003826/0.3654, allocations: 0.6238 MB / 1.336 GB, free: 8.168 MB / 1.061 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002028/0.3675, allocations: 1.47 MB / 1.337 GB, free: 6.648 MB / 1.061 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001603/0.3676, allocations: 145.4 kB / 1.337 GB, free: 6.492 MB / 1.061 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001621/0.3678, allocations: 107.9 kB / 1.338 GB, free: 6.387 MB / 1.061 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002921/0.3707, allocations: 1.389 MB / 1.339 GB, free: 4.965 MB / 1.061 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.44e-05/0.3708, allocations: 3.938 kB / 1.339 GB, free: 4.961 MB / 1.061 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001032/0.3709, allocations: 40 kB / 1.339 GB, free: 4.922 MB / 1.061 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.184e-05/0.3709, allocations: 31.92 kB / 1.339 GB, free: 4.891 MB / 1.061 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003877/0.3748, allocations: 1.425 MB / 1.34 GB, free: 3.461 MB / 1.061 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 0.006952/0.3818, allocations: 5.644 MB / 1.346 GB, free: 13.47 MB / 1.076 GB Notification: Performance of preOpt comSubExp (simulation): time 0.005371/0.3871, allocations: 1.475 MB / 1.347 GB, free: 11.95 MB / 1.076 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001724/0.3889, allocations: 0.6466 MB / 1.348 GB, free: 11.3 MB / 1.076 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0008971/0.3898, allocations: 1.235 MB / 1.349 GB, free: 9.789 MB / 1.076 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001901/0.3917, allocations: 0.7108 MB / 1.35 GB, free: 9.066 MB / 1.076 GB Notification: Performance of pre-optimization done (n=71): time 1.733e-06/0.3917, allocations: 0 / 1.35 GB, free: 9.066 MB / 1.076 GB Notification: Performance of matching and sorting (n=71): time 0.01973/0.4114, allocations: 3.874 MB / 1.354 GB, free: 5.16 MB / 1.076 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.546e-05/0.4115, allocations: 64 kB / 1.354 GB, free: 5.086 MB / 1.076 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001451/0.413, allocations: 1.291 MB / 1.355 GB, free: 3.785 MB / 1.076 GB Notification: Performance of collectPreVariables (initialization): time 7.839e-05/0.413, allocations: 45.7 kB / 1.355 GB, free: 3.734 MB / 1.076 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005446/0.4136, allocations: 0.6707 MB / 1.356 GB, free: 3.055 MB / 1.076 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002176/0.4138, allocations: 257.8 kB / 1.356 GB, free: 2.801 MB / 1.076 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002963/0.4141, allocations: 178.5 kB / 1.356 GB, free: 2.621 MB / 1.076 GB Notification: Performance of setup shared object (initialization): time 0.0001377/0.4143, allocations: 345.9 kB / 1.356 GB, free: 2.277 MB / 1.076 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001708/0.416, allocations: 0.5746 MB / 1.357 GB, free: 1.699 MB / 1.076 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001914/0.4179, allocations: 0.8065 MB / 1.358 GB, free: 0.8086 MB / 1.076 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00339/0.4213, allocations: 1.242 MB / 1.359 GB, free: 15.52 MB / 1.092 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.976e-06/0.4213, allocations: 3.938 kB / 1.359 GB, free: 15.52 MB / 1.092 GB Notification: Performance of matching and sorting (n=99) (initialization): time 0.009432/0.4308, allocations: 2.228 MB / 1.361 GB, free: 13.27 MB / 1.092 GB Notification: Performance of prepare postOptimizeDAE: time 3.437e-05/0.4308, allocations: 35.73 kB / 1.361 GB, free: 13.23 MB / 1.092 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.086e-05/0.4308, allocations: 11.97 kB / 1.361 GB, free: 13.22 MB / 1.092 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001561/0.4324, allocations: 0.489 MB / 1.362 GB, free: 12.73 MB / 1.092 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008563/0.4333, allocations: 207.7 kB / 1.362 GB, free: 12.52 MB / 1.092 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01539/0.4486, allocations: 4.122 MB / 1.366 GB, free: 8.262 MB / 1.092 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00132/0.45, allocations: 211.2 kB / 1.366 GB, free: 8.055 MB / 1.092 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.382e-05/0.4501, allocations: 39.97 kB / 1.366 GB, free: 8.016 MB / 1.092 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002022/0.4521, allocations: 0.8375 MB / 1.367 GB, free: 7.176 MB / 1.092 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001875/0.454, allocations: 0.7985 MB / 1.368 GB, free: 6.289 MB / 1.092 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003314/0.4573, allocations: 1.23 MB / 1.369 GB, free: 5.012 MB / 1.092 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.044e-06/0.4573, allocations: 0 / 1.369 GB, free: 5.012 MB / 1.092 GB Notification: Performance of matching and sorting (n=99) (initialization_lambda0): time 0.009187/0.4665, allocations: 2.22 MB / 1.371 GB, free: 2.773 MB / 1.092 GB Notification: Performance of prepare postOptimizeDAE: time 2.665e-05/0.4665, allocations: 33.7 kB / 1.371 GB, free: 2.734 MB / 1.092 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.23e-06/0.4666, allocations: 3.984 kB / 1.371 GB, free: 2.73 MB / 1.092 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001473/0.468, allocations: 0.489 MB / 1.372 GB, free: 2.238 MB / 1.092 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000838/0.4689, allocations: 207.7 kB / 1.372 GB, free: 2.035 MB / 1.092 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01523/0.4841, allocations: 4.12 MB / 1.376 GB, free: 13.78 MB / 1.107 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001325/0.4855, allocations: 195.4 kB / 1.376 GB, free: 13.59 MB / 1.107 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.486e-05/0.4856, allocations: 39.98 kB / 1.376 GB, free: 13.55 MB / 1.107 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 14 * Number of states: 0 () * Number of discrete variables: 7 (fal.y,chi.on,pulse.count,$PRE.pulse.count,pulse.T_start,$PRE.pulse.T_start,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (93): * Single equations (assignments): 91 * 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 {(1,5)} Notification: Performance of prepare postOptimizeDAE: time 0.0002156/0.4858, allocations: 228 kB / 1.376 GB, free: 13.32 MB / 1.107 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002153/0.486, allocations: 155 kB / 1.376 GB, free: 13.16 MB / 1.107 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.009468/0.4955, allocations: 2.297 MB / 1.379 GB, free: 10.84 MB / 1.107 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.01e-05/0.4955, allocations: 7.938 kB / 1.379 GB, free: 10.83 MB / 1.107 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.974e-06/0.4955, allocations: 4 kB / 1.379 GB, free: 10.83 MB / 1.107 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.008842/0.5044, allocations: 2.038 MB / 1.381 GB, free: 8.754 MB / 1.107 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0116/0.516, allocations: 4.066 MB / 1.385 GB, free: 4.523 MB / 1.107 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.023e-06/0.516, allocations: 4 kB / 1.385 GB, free: 4.52 MB / 1.107 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0007798/0.5168, allocations: 180.3 kB / 1.385 GB, free: 4.344 MB / 1.107 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001498/0.5183, allocations: 0.4926 MB / 1.385 GB, free: 3.848 MB / 1.107 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.568e-05/0.5184, allocations: 23.98 kB / 1.385 GB, free: 3.824 MB / 1.107 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01519/0.5335, allocations: 4.12 MB / 1.389 GB, free: 15.56 MB / 1.123 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.218e-06/0.5336, allocations: 8.062 kB / 1.389 GB, free: 15.55 MB / 1.123 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01099/0.5446, allocations: 3.101 MB / 1.392 GB, free: 12.38 MB / 1.123 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00045/0.545, allocations: 363.7 kB / 1.393 GB, free: 12.01 MB / 1.123 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001657/0.5452, allocations: 23.94 kB / 1.393 GB, free: 11.98 MB / 1.123 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001303/0.5465, allocations: 143.9 kB / 1.393 GB, free: 11.84 MB / 1.123 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001507/0.5467, allocations: 84.34 kB / 1.393 GB, free: 11.76 MB / 1.123 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.368e-05/0.5468, allocations: 35.97 kB / 1.393 GB, free: 11.73 MB / 1.123 GB Notification: Performance of sorting global known variables: time 0.001098/0.5479, allocations: 0.9207 MB / 1.394 GB, free: 10.81 MB / 1.123 GB Notification: Performance of sort global known variables: time 1.2e-07/0.5479, allocations: 0 / 1.394 GB, free: 10.81 MB / 1.123 GB Notification: Performance of remove unused functions: time 0.001751/0.5496, allocations: 0.8773 MB / 1.395 GB, free: 9.93 MB / 1.123 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 19 * Number of states: 2 (chi.vol1.dynBal.U,chi.vol2.dynBal.U) * Number of discrete variables: 4 ($whenCondition1,pulse.T_start,pulse.count,chi.on) * Number of discrete states: 1 (pulse.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (70): * Single equations (assignments): 61 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 6 * When equations: 2 * 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 {(1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.01229/0.5619, allocations: 4.076 MB / 1.399 GB, free: 5.77 MB / 1.123 GB Notification: Performance of simCode: created initialization part: time 0.007723/0.5697, allocations: 2.692 MB / 1.401 GB, free: 3.035 MB / 1.123 GB Notification: Performance of simCode: created event and clocks part: time 2.856e-06/0.5697, allocations: 4 kB / 1.401 GB, free: 3.031 MB / 1.123 GB Notification: Performance of simCode: created simulation system equations: time 0.003028/0.5727, allocations: 0.9906 MB / 1.402 GB, free: 2.027 MB / 1.123 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002904/0.5756, allocations: 0.7628 MB / 1.403 GB, free: 1.273 MB / 1.123 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03229/0.6079, allocations: 13.86 MB / 1.417 GB, free: 3.082 MB / 1.139 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008105/0.6087, allocations: 1.249 MB / 1.418 GB, free: 1.805 MB / 1.139 GB Notification: Performance of simCode: alias equations: time 0.001022/0.6098, allocations: 347.5 kB / 1.418 GB, free: 1.461 MB / 1.139 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007453/0.6105, allocations: 0.5891 MB / 1.419 GB, free: 0.8711 MB / 1.139 GB Notification: Performance of SimCode: time 1.933e-06/0.6105, allocations: 0 / 1.419 GB, free: 0.8711 MB / 1.139 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 1.24/1.85, allocations: 55.01 MB / 1.473 GB, free: 10.43 MB / 1.201 GB Notification: Performance of buildModelFMU: Generate platform static: time 22.17/24.02, allocations: 8 kB / 1.473 GB, free: 10.42 MB / 1.201 GB (rm -f Buildings_latest_Buildings.Fluid.Chillers.Examples.ElectricEIR_HeatRecovery.pipe ; mkfifo Buildings_latest_Buildings.Fluid.Chillers.Examples.ElectricEIR_HeatRecovery.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.Chillers.Examples.ElectricEIR_HeatRecovery.pipe >> ../files/Buildings_latest_Buildings.Fluid.Chillers.Examples.ElectricEIR_HeatRecovery.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Fluid.Chillers.Examples.ElectricEIR_HeatRecovery_res.mat --tempDir=temp_Buildings_latest_Buildings_Fluid_Chillers_Examples_ElectricEIR_HeatRecovery_fmu --startTime=0 --stopTime=14400 --timeout=400 --tolerance=1e-06 Buildings_latest_Buildings_Fluid_Chillers_Examples_ElectricEIR_HeatRecovery.fmu > Buildings_latest_Buildings.Fluid.Chillers.Examples.ElectricEIR_HeatRecovery.pipe 2>&1)