Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr AixLib_latest_AixLib.Airflow.Multizone.Examples.Orifice.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo", uses=false) 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/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) 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 AixLib with version 1.3.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/package.mo) Running command: translateModel(AixLib.Airflow.Multizone.Examples.Orifice,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_latest_AixLib.Airflow.Multizone.Examples.Orifice") translateModel(AixLib.Airflow.Multizone.Examples.Orifice,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_latest_AixLib.Airflow.Multizone.Examples.Orifice") [:1:1-1:32:writable] Error: Class GC_set_max_heap_size not found in scope (looking for a function or record). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/BoundaryConditions/InternalGains/Examples/InternalGains/Lights.mo:27:20-27:398:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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 1.3.2-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. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/package.mo): time 1.484/1.484, allocations: 265 MB / 272.3 MB, free: 8.793 MB / 218.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001003/0.001003, allocations: 196.2 kB / 329.7 MB, free: 340 kB / 266.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.22/1.22, allocations: 221.4 MB / 0.5941 GB, free: 14.5 MB / 458.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001081/0.001081, allocations: 88.64 kB / 0.6993 GB, free: 2.652 MB / 0.5418 GB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1/package.mo): time 0.05056/0.05056, allocations: 11.89 MB / 0.816 GB, free: 65.54 MB / 0.5418 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo:9:42-9:258:writable] Notification: This is an open source dummy package of a commercial library. If you want it to be supported, you will need to add an implemention on our github repository: https://github.com/Modelica-OpenVendorSpecificLibraries. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo): time 0.0003838/0.0003839, allocations: 14.61 kB / 0.924 GB, free: 87.04 MB / 0.573 GB Notification: Performance of FrontEnd - loaded program: time 6.271e-06/6.291e-06, allocations: 0 / 1.039 GB, free: 9.238 MB / 0.5887 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2572/0.2573, allocations: 110.2 MB / 1.147 GB, free: 10.89 MB / 0.698 GB Notification: Performance of FrontEnd - scodeFlatten: time 4.059/4.316, allocations: 1.896 GB / 3.042 GB, free: 295.1 MB / 0.9324 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002593/4.316, allocations: 84.69 kB / 3.042 GB, free: 295.1 MB / 0.9324 GB Notification: Performance of FrontEnd: time 1.113/5.43, allocations: 359.9 MB / 3.394 GB, free: 225.1 MB / 0.9324 GB Notification: Performance of Transformations before backend: time 4.389e-05/5.43, allocations: 13.88 kB / 3.394 GB, free: 225.1 MB / 0.9324 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 74 * Number of variables: 74 Notification: Performance of Generate backend data structure: time 0.001503/5.431, allocations: 0.7604 MB / 3.395 GB, free: 224.6 MB / 0.9324 GB Notification: Performance of prepare preOptimizeDAE: time 3.847e-05/5.431, allocations: 7.656 kB / 3.395 GB, free: 224.6 MB / 0.9324 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001505/5.433, allocations: 192.8 kB / 3.395 GB, free: 224.6 MB / 0.9324 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008566/5.434, allocations: 410.7 kB / 3.395 GB, free: 224.4 MB / 0.9324 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.085e-05/5.434, allocations: 10.94 kB / 3.395 GB, free: 224.4 MB / 0.9324 GB Notification: Performance of preOpt expandDerOperator (simulation): time 7.169e-05/5.434, allocations: 19.09 kB / 3.395 GB, free: 224.4 MB / 0.9324 GB Notification: Performance of preOpt removeEqualFunctionCalls (simulation): time 0.0004599/5.434, allocations: 255.1 kB / 3.396 GB, free: 224.4 MB / 0.9324 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004947/5.435, allocations: 344.7 kB / 3.396 GB, free: 224.3 MB / 0.9324 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.107e-05/5.435, allocations: 3.531 kB / 3.396 GB, free: 224.3 MB / 0.9324 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.397e-05/5.435, allocations: 0 / 3.396 GB, free: 224.3 MB / 0.9324 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.097e-05/5.435, allocations: 12.22 kB / 3.396 GB, free: 224.3 MB / 0.9324 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002066/5.437, allocations: 1.634 MB / 3.397 GB, free: 223.2 MB / 0.9324 GB Notification: Performance of preOpt comSubExp (simulation): time 0.000455/5.437, allocations: 259.8 kB / 3.398 GB, free: 223.2 MB / 0.9324 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001926/5.437, allocations: 123.8 kB / 3.398 GB, free: 223.2 MB / 0.9324 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0008445/5.438, allocations: 1.039 MB / 3.399 GB, free: 222.1 MB / 0.9324 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.293e-05/5.438, allocations: 37.28 kB / 3.399 GB, free: 222.1 MB / 0.9324 GB Notification: Performance of pre-optimization done (n=25): time 1.533e-06/5.438, allocations: 0 / 3.399 GB, free: 222.1 MB / 0.9324 GB Notification: Performance of matching and sorting (n=25): time 0.001102/5.44, allocations: 317.8 kB / 3.399 GB, free: 222 MB / 0.9324 GB Notification: Performance of inlineWhenForInitialization (initialization): time 1.919e-05/5.44, allocations: 52.16 kB / 3.399 GB, free: 221.9 MB / 0.9324 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002446/5.44, allocations: 259.7 kB / 3.4 GB, free: 221.8 MB / 0.9324 GB Notification: Performance of collectPreVariables (initialization): time 2.762e-05/5.44, allocations: 26.5 kB / 3.4 GB, free: 221.8 MB / 0.9324 GB Notification: Performance of collectInitialEqns (initialization): time 8.402e-05/5.44, allocations: 173.6 kB / 3.4 GB, free: 221.7 MB / 0.9324 GB Notification: Performance of collectInitialBindings (initialization): time 6.434e-05/5.44, allocations: 81.67 kB / 3.4 GB, free: 221.7 MB / 0.9324 GB Notification: Performance of simplifyInitialFunctions (initialization): time 1.024e-05/5.44, allocations: 6.219 kB / 3.4 GB, free: 221.7 MB / 0.9324 GB Notification: Performance of setup shared object (initialization): time 8.211e-05/5.44, allocations: 347.1 kB / 3.4 GB, free: 221.3 MB / 0.9324 GB Notification: Performance of preBalanceInitialSystem (initialization): time 9.282e-05/5.44, allocations: 54.98 kB / 3.4 GB, free: 221.3 MB / 0.9324 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001222/5.44, allocations: 113 kB / 3.4 GB, free: 221.3 MB / 0.9324 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0003288/5.441, allocations: 127.4 kB / 3.4 GB, free: 221.3 MB / 0.9324 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.505e-06/5.441, allocations: 0 / 3.4 GB, free: 221.3 MB / 0.9324 GB Notification: Performance of matching and sorting (n=28) (initialization): time 0.0005354/5.441, allocations: 279.4 kB / 3.401 GB, free: 221.2 MB / 0.9324 GB Notification: Performance of prepare postOptimizeDAE: time 1.606e-05/5.441, allocations: 5.859 kB / 3.401 GB, free: 221.2 MB / 0.9324 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.532e-06/5.441, allocations: 0 / 3.401 GB, free: 221.2 MB / 0.9324 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.83e-05/5.441, allocations: 7.25 kB / 3.401 GB, free: 221.2 MB / 0.9324 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002329/5.441, allocations: 55.67 kB / 3.401 GB, free: 221.2 MB / 0.9324 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.023e-06/5.442, allocations: 4.656 kB / 3.401 GB, free: 221.2 MB / 0.9324 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002584/5.442, allocations: 32.2 kB / 3.401 GB, free: 221.2 MB / 0.9324 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.509e-05/5.442, allocations: 10.33 kB / 3.401 GB, free: 221.2 MB / 0.9324 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (28): * Single equations (assignments): 28 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 7.16e-05/5.442, allocations: 109.8 kB / 3.401 GB, free: 221.1 MB / 0.9324 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.148e-05/5.442, allocations: 40.73 kB / 3.401 GB, free: 221.1 MB / 0.9324 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0006156/5.443, allocations: 301.2 kB / 3.401 GB, free: 221.1 MB / 0.9324 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.278e-06/5.443, allocations: 3.281 kB / 3.401 GB, free: 221.1 MB / 0.9324 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.4e-06/5.443, allocations: 0.7031 kB / 3.401 GB, free: 221.1 MB / 0.9324 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.811e-06/5.443, allocations: 1.219 kB / 3.401 GB, free: 221.1 MB / 0.9324 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.00125/5.444, allocations: 0.7926 MB / 3.402 GB, free: 220.7 MB / 0.9324 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.116e-06/5.444, allocations: 0 / 3.402 GB, free: 220.7 MB / 0.9324 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002603/5.444, allocations: 60.31 kB / 3.402 GB, free: 220.7 MB / 0.9324 GB Notification: Performance of postOpt tearingSystem (simulation): time 5.5e-06/5.444, allocations: 3.844 kB / 3.402 GB, free: 220.7 MB / 0.9324 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.019e-05/5.444, allocations: 7.891 kB / 3.402 GB, free: 220.7 MB / 0.9324 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.901e-06/5.444, allocations: 6.797 kB / 3.402 GB, free: 220.7 MB / 0.9324 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.586e-06/5.444, allocations: 3.938 kB / 3.402 GB, free: 220.7 MB / 0.9324 GB Notification: Performance of postOpt detectJacobianSparsePattern (simulation): time 0.0007594/5.445, allocations: 0.6026 MB / 3.403 GB, free: 220.4 MB / 0.9324 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001418/5.445, allocations: 139.8 kB / 3.403 GB, free: 220.3 MB / 0.9324 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.971e-05/5.445, allocations: 10.12 kB / 3.403 GB, free: 220.3 MB / 0.9324 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003157/5.446, allocations: 23.91 kB / 3.403 GB, free: 220.3 MB / 0.9324 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.931e-05/5.446, allocations: 24.08 kB / 3.403 GB, free: 220.3 MB / 0.9324 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.938e-05/5.446, allocations: 11.7 kB / 3.403 GB, free: 220.3 MB / 0.9324 GB Notification: Performance of sort global known variables: time 0.0001638/5.446, allocations: 203.2 kB / 3.403 GB, free: 220.2 MB / 0.9324 GB Notification: Performance of remove unused functions: time 0.0006466/5.446, allocations: 203.6 kB / 3.403 GB, free: 220.2 MB / 0.9324 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 9 * Number of states: 3 (ori.mExc,den1.d,den2.d) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (25): * Single equations (assignments): 25 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.001933/5.448, allocations: 1.368 MB / 3.405 GB, free: 219.8 MB / 0.9324 GB Notification: Performance of simCode: created initialization part: time 0.0003271/5.449, allocations: 178.9 kB / 3.405 GB, free: 219.8 MB / 0.9324 GB Notification: Performance of simCode: created event and clocks part: time 2.495e-06/5.449, allocations: 4.812 kB / 3.405 GB, free: 219.8 MB / 0.9324 GB Notification: Performance of simCode: created simulation system equations: time 0.0001607/5.449, allocations: 100.4 kB / 3.405 GB, free: 219.8 MB / 0.9324 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0007965/5.45, allocations: 141.2 kB / 3.405 GB, free: 219.8 MB / 0.9324 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001391/5.451, allocations: 0.6699 MB / 3.406 GB, free: 219.6 MB / 0.9324 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004585/5.452, allocations: 0.8727 MB / 3.406 GB, free: 218.9 MB / 0.9324 GB Notification: Performance of SimCode: time 2.7e-07/5.452, allocations: 0 / 3.406 GB, free: 218.9 MB / 0.9324 GB Notification: Performance of Templates: time 0.02379/5.475, allocations: 12.68 MB / 3.419 GB, free: 218.2 MB / 0.9324 GB make -j1 -f AixLib_latest_AixLib.Airflow.Multizone.Examples.Orifice.makefile (rm -f AixLib_latest_AixLib.Airflow.Multizone.Examples.Orifice.pipe ; mkfifo AixLib_latest_AixLib.Airflow.Multizone.Examples.Orifice.pipe ; head -c 1048576 < AixLib_latest_AixLib.Airflow.Multizone.Examples.Orifice.pipe >> ../files/AixLib_latest_AixLib.Airflow.Multizone.Examples.Orifice.sim & ./AixLib_latest_AixLib.Airflow.Multizone.Examples.Orifice -abortSlowSimulation -alarm=480 -lv LOG_STATS > AixLib_latest_AixLib.Airflow.Multizone.Examples.Orifice.pipe 2>&1)