Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr AixLib_latest_AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat.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/Modelica_DeviceDrivers 2.1.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/package.mo", uses=false) Using package AixLib with version 1.4.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/package.mo) Using package SDF with version 0.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo) Using package Modelica_DeviceDrivers with version 2.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1-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(AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_latest_AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat") translateModel(AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_latest_AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001/0.001001, allocations: 110.7 kB / 16.42 MB, free: 6.512 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001082/0.001082, allocations: 189.5 kB / 17.35 MB, free: 5.738 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.3/1.3, allocations: 222.9 MB / 241 MB, free: 15.15 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1-master/package.mo): time 0.06676/0.06676, allocations: 12.03 MB / 303.2 MB, free: 3.109 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo): time 0.0004814/0.0004814, allocations: 27.95 kB / 356.3 MB, free: 13.98 MB / 302.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6228:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6853:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:8435:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:9369:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:11505:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:12875:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/ThermalZones/HighOrder/Components/Examples/DryAir/DryAir_test.mo:71:18-71:405:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:2066:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:4252:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_RoofN_Roof_S.mo:5:35-5:362:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_Hor.mo:5:35-5:320:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_NE_SE_SW_NW_Hor.mo:5:35-5:324:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:588:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:3852:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/DataBase/CHP/CHPDataSimple/CHP_Cleanergy_C9G.mo:36:34-36:594:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/BoundaryConditions/InternalGains/Examples/InternalGains/Machines.mo:31:20-31:400:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/BoundaryConditions/InternalGains/Examples/InternalGains/Lights.mo:27:20-27:398:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/package.mo): time 1.954/1.954, allocations: 272.3 MB / 0.6657 GB, free: 18.25 MB / 478.1 MB Notification: Performance of FrontEnd - loaded program: time 0.00219/0.00219, allocations: 107.8 kB / 0.8935 GB, free: 15.07 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5118/0.514, allocations: 109.2 MB / 1 GB, free: 8.246 MB / 0.6857 GB Notification: Performance of NFInst.instantiate(AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat): time 0.007739/0.5218, allocations: 8.07 MB / 1.008 GB, free: 1.84 MB / 0.6857 GB Notification: Performance of NFInst.instExpressions: time 0.1545/0.6764, allocations: 152.3 MB / 1.157 GB, free: 15.55 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001497/0.6779, allocations: 31.88 kB / 1.157 GB, free: 15.52 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.0008975/0.6788, allocations: 388.6 kB / 1.157 GB, free: 15.14 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.002495/0.6813, allocations: 0.9551 MB / 1.158 GB, free: 14.18 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.003862/0.6852, allocations: 1.636 MB / 1.16 GB, free: 12.55 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.00524/0.6905, allocations: 3.84 MB / 1.163 GB, free: 8.695 MB / 0.8419 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003221/0.6937, allocations: 2.594 MB / 1.166 GB, free: 6.035 MB / 0.8419 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002128/0.6959, allocations: 1.694 MB / 1.168 GB, free: 4.336 MB / 0.8419 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002463/0.6983, allocations: 1.946 MB / 1.169 GB, free: 2.383 MB / 0.8419 GB Notification: Performance of NFPackage.collectConstants: time 0.000772/0.6991, allocations: 496 kB / 1.17 GB, free: 1.898 MB / 0.8419 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00163/0.7008, allocations: 0.8707 MB / 1.171 GB, free: 1.027 MB / 0.8419 GB Notification: Performance of NFScalarize.scalarize: time 0.0009375/0.7017, allocations: 1.091 MB / 1.172 GB, free: 15.93 MB / 0.8575 GB Notification: Performance of NFVerifyModel.verify: time 0.001755/0.7035, allocations: 1.804 MB / 1.174 GB, free: 14.12 MB / 0.8575 GB Notification: Performance of NFConvertDAE.convert: time 0.005406/0.7089, allocations: 5.44 MB / 1.179 GB, free: 8.668 MB / 0.8575 GB Notification: Performance of FrontEnd - DAE generated: time 4.278e-06/0.7089, allocations: 0 / 1.179 GB, free: 8.668 MB / 0.8575 GB Notification: Performance of FrontEnd: time 1.713e-06/0.7089, allocations: 0 / 1.179 GB, free: 8.668 MB / 0.8575 GB Notification: Performance of Transformations before backend: time 7.83e-05/0.709, allocations: 0 / 1.179 GB, free: 8.668 MB / 0.8575 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 808 * Number of variables: 808 Notification: Performance of Generate backend data structure: time 0.009014/0.718, allocations: 3.77 MB / 1.183 GB, free: 4.828 MB / 0.8575 GB Notification: Performance of prepare preOptimizeDAE: time 4.307e-05/0.7181, allocations: 8.031 kB / 1.183 GB, free: 4.82 MB / 0.8575 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01406/0.7322, allocations: 2.259 MB / 1.185 GB, free: 2.555 MB / 0.8575 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003641/0.7358, allocations: 1.811 MB / 1.187 GB, free: 0.6836 MB / 0.8575 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006996/0.7365, allocations: 486.2 kB / 1.187 GB, free: 168 kB / 0.8575 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005609/0.7371, allocations: 304 kB / 1.187 GB, free: 15.86 MB / 0.8732 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01097/0.7481, allocations: 4.756 MB / 1.192 GB, free: 11.04 MB / 0.8732 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.686e-05/0.7482, allocations: 0 / 1.192 GB, free: 11.04 MB / 0.8732 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003712/0.7485, allocations: 128 kB / 1.192 GB, free: 10.92 MB / 0.8732 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.34e-05/0.7486, allocations: 79.94 kB / 1.192 GB, free: 10.84 MB / 0.8732 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01476/0.7634, allocations: 5.792 MB / 1.198 GB, free: 5.035 MB / 0.8732 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02229/0.7857, allocations: 11.83 MB / 1.209 GB, free: 9.113 MB / 0.8888 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01084/0.7965, allocations: 4.008 MB / 1.213 GB, free: 5.047 MB / 0.8888 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005168/0.8017, allocations: 1.959 MB / 1.215 GB, free: 3.09 MB / 0.8888 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0008546/0.8026, allocations: 0.5151 MB / 1.216 GB, free: 2.484 MB / 0.8888 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.005621/0.8083, allocations: 2.211 MB / 1.218 GB, free: 260 kB / 0.8888 GB Notification: Performance of pre-optimization done (n=234): time 4.007e-06/0.8083, allocations: 0 / 1.218 GB, free: 260 kB / 0.8888 GB Notification: Performance of matching and sorting (n=234): time 0.01638/0.8247, allocations: 5.625 MB / 1.223 GB, free: 10.6 MB / 0.9044 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001222/0.8248, allocations: 205.9 kB / 1.224 GB, free: 10.36 MB / 0.9044 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002019/0.8268, allocations: 1.387 MB / 1.225 GB, free: 8.949 MB / 0.9044 GB Notification: Performance of collectPreVariables (initialization): time 0.0002681/0.8271, allocations: 69.7 kB / 1.225 GB, free: 8.875 MB / 0.9044 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009073/0.828, allocations: 1.066 MB / 1.226 GB, free: 7.797 MB / 0.9044 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008013/0.8288, allocations: 0.7585 MB / 1.227 GB, free: 7.027 MB / 0.9044 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008299/0.8297, allocations: 447.4 kB / 1.227 GB, free: 6.582 MB / 0.9044 GB Notification: Performance of setup shared object (initialization): time 0.0001017/0.8298, allocations: 301.1 kB / 1.228 GB, free: 6.285 MB / 0.9044 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004691/0.8345, allocations: 1.663 MB / 1.229 GB, free: 4.617 MB / 0.9044 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004983/0.8395, allocations: 1.874 MB / 1.231 GB, free: 2.695 MB / 0.9044 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009632/0.8491, allocations: 3.503 MB / 1.234 GB, free: 15.13 MB / 0.92 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.102e-06/0.8492, allocations: 0 / 1.234 GB, free: 15.13 MB / 0.92 GB Notification: Performance of matching and sorting (n=266) (initialization): time 0.01128/0.8604, allocations: 3.983 MB / 1.238 GB, free: 11.09 MB / 0.92 GB Notification: Performance of prepare postOptimizeDAE: time 3.519e-05/0.8605, allocations: 11.98 kB / 1.238 GB, free: 11.08 MB / 0.92 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.382e-05/0.8605, allocations: 7.938 kB / 1.238 GB, free: 11.07 MB / 0.92 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006047/0.8611, allocations: 84.84 kB / 1.238 GB, free: 10.98 MB / 0.92 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003986/0.8651, allocations: 0.6786 MB / 1.239 GB, free: 10.3 MB / 0.92 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002046/0.8672, allocations: 1.64 MB / 1.241 GB, free: 8.523 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00332/0.8705, allocations: 425.6 kB / 1.241 GB, free: 8.105 MB / 0.92 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002605/0.8708, allocations: 103.9 kB / 1.241 GB, free: 8.004 MB / 0.92 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 10 * Number of states: 0 () * Number of discrete variables: 10 (weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,window.window.sunblind[1].sunscreen,sunblind.sunscreen,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,$whenCondition1,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (264): * Single equations (assignments): 263 * Array equations: 0 * Algorithm blocks: 0 * 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 {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.001455/0.8723, allocations: 0.7286 MB / 1.242 GB, free: 7.266 MB / 0.92 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004828/0.8727, allocations: 193.6 kB / 1.242 GB, free: 7.074 MB / 0.92 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01249/0.8852, allocations: 4.567 MB / 1.247 GB, free: 2.441 MB / 0.92 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.922e-05/0.8853, allocations: 11.95 kB / 1.247 GB, free: 2.43 MB / 0.92 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.701e-06/0.8853, allocations: 0 / 1.247 GB, free: 2.43 MB / 0.92 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001374/0.8867, allocations: 0.6893 MB / 1.247 GB, free: 1.719 MB / 0.92 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004182/0.8871, allocations: 51.84 kB / 1.247 GB, free: 1.668 MB / 0.92 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00297/0.8901, allocations: 309.6 kB / 1.248 GB, free: 1.367 MB / 0.92 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003503/0.8905, allocations: 153.8 kB / 1.248 GB, free: 1.215 MB / 0.92 GB Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.01284/0.9033, allocations: 4.204 MB / 1.252 GB, free: 12.95 MB / 0.9357 GB Notification: Performance of postOpt symbolicJacobianDAE (simulation): time 0.01607/0.9194, allocations: 6.495 MB / 1.258 GB, free: 6.375 MB / 0.9357 GB Notification: Performance of postOpt setEvaluationStage (simulation): time 0.004857/0.9243, allocations: 1.948 MB / 1.26 GB, free: 4.41 MB / 0.9357 GB Notification: Performance of sorting global known variables: time 0.001694/0.926, allocations: 1.037 MB / 1.261 GB, free: 3.375 MB / 0.9357 GB Notification: Performance of Backend: time 5.21e-07/0.926, allocations: 0 / 1.261 GB, free: 3.375 MB / 0.9357 GB Notification: Performance of simCode: created initialization part: time 0.00889/0.9349, allocations: 3.036 MB / 1.264 GB, free: 0.5508 MB / 0.9357 GB Notification: Performance of SimCode: time 0.007261/0.9422, allocations: 4.903 MB / 1.269 GB, free: 11.61 MB / 0.9513 GB Notification: Performance of Templates: time 0.4578/1.4, allocations: 46.79 MB / 1.314 GB, free: 248.7 MB / 0.9513 GB make -j1 -f AixLib_latest_AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat.makefile (rm -f AixLib_latest_AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat.pipe ; mkfifo AixLib_latest_AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat.pipe ; head -c 1048576 < AixLib_latest_AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat.pipe >> ../files/AixLib_latest_AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat.sim & ./AixLib_latest_AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat -abortSlowSimulation -alarm=480 -lv LOG_STATS > AixLib_latest_AixLib.ThermalZones.ReducedOrder.Windows.Examples.VentilationHeat.pipe 2>&1)