Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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(BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume") translateModel(BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.009534/0.009534, allocations: 101 kB / 15.73 MB, free: 6.043 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002308/0.002308, allocations: 188.3 kB / 16.67 MB, free: 5.973 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.594/1.594, allocations: 222.9 MB / 240.4 MB, free: 4.336 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002604/0.002603, allocations: 275 kB / 290.8 MB, free: 1.93 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.028/1.028, allocations: 169.3 MB / 0.4983 GB, free: 13.82 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001697/0.001697, allocations: 107.8 kB / 0.6815 GB, free: 15.48 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2392/0.2409, allocations: 86.97 MB / 0.7664 GB, free: 8.438 MB / 0.5606 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume): time 0.991/1.232, allocations: 235.8 MB / 0.9967 GB, free: 6.766 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.02019/1.252, allocations: 10.42 MB / 1.007 GB, free: 12.32 MB / 0.7637 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.004139/1.256, allocations: 63.62 kB / 1.007 GB, free: 12.26 MB / 0.7637 GB Notification: Performance of NFTyping.typeComponents: time 0.004379/1.261, allocations: 1.189 MB / 1.008 GB, free: 11.07 MB / 0.7637 GB Notification: Performance of NFTyping.typeBindings: time 0.01247/1.273, allocations: 3.661 MB / 1.012 GB, free: 7.391 MB / 0.7637 GB Notification: Performance of NFTyping.typeClassSections: time 0.007129/1.281, allocations: 2.072 MB / 1.014 GB, free: 5.328 MB / 0.7637 GB Notification: Performance of NFFlatten.flatten: time 0.009449/1.29, allocations: 4.455 MB / 1.018 GB, free: 0.8594 MB / 0.7637 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003527/1.294, allocations: 1.573 MB / 1.02 GB, free: 15.25 MB / 0.7794 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00479/1.298, allocations: 1.619 MB / 1.021 GB, free: 13.62 MB / 0.7794 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004437/1.303, allocations: 1.506 MB / 1.023 GB, free: 12.12 MB / 0.7794 GB Notification: Performance of NFPackage.collectConstants: time 0.0006841/1.304, allocations: 184 kB / 1.023 GB, free: 11.95 MB / 0.7794 GB Notification: Performance of NFFlatten.collectFunctions: time 0.009594/1.313, allocations: 3.242 MB / 1.026 GB, free: 8.695 MB / 0.7794 GB Notification: Performance of NFScalarize.scalarize: time 0.001746/1.315, allocations: 0.6895 MB / 1.027 GB, free: 8.004 MB / 0.7794 GB Notification: Performance of NFVerifyModel.verify: time 0.002272/1.317, allocations: 1.069 MB / 1.028 GB, free: 6.93 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.01145/1.329, allocations: 3.825 MB / 1.031 GB, free: 3.094 MB / 0.7794 GB Notification: Performance of FrontEnd - DAE generated: time 7.164e-06/1.329, allocations: 0 / 1.031 GB, free: 3.094 MB / 0.7794 GB Notification: Performance of FrontEnd: time 2.164e-06/1.329, allocations: 4 kB / 1.031 GB, free: 3.09 MB / 0.7794 GB Notification: Performance of Transformations before backend: time 8.006e-05/1.329, allocations: 0 / 1.031 GB, free: 3.09 MB / 0.7794 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 344 * Number of variables: 344 Notification: Performance of Generate backend data structure: time 0.007183/1.336, allocations: 2.482 MB / 1.034 GB, free: 0.5508 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 5.745e-05/1.336, allocations: 12.02 kB / 1.034 GB, free: 0.5391 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003568/1.34, allocations: 0.5244 MB / 1.034 GB, free: 12 kB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002585/1.342, allocations: 1.287 MB / 1.036 GB, free: 14.67 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.439e-05/1.343, allocations: 98.66 kB / 1.036 GB, free: 14.57 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002121/1.343, allocations: 135.9 kB / 1.036 GB, free: 14.44 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003033/1.346, allocations: 1.677 MB / 1.037 GB, free: 12.69 MB / 0.795 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.333e-05/1.346, allocations: 4 kB / 1.037 GB, free: 12.69 MB / 0.795 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001524/1.346, allocations: 59.98 kB / 1.038 GB, free: 12.63 MB / 0.795 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001201/1.346, allocations: 70.58 kB / 1.038 GB, free: 12.56 MB / 0.795 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0026/1.349, allocations: 1.447 MB / 1.039 GB, free: 11.11 MB / 0.795 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 0.01005/1.359, allocations: 6.974 MB / 1.046 GB, free: 3.672 MB / 0.795 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002193/1.361, allocations: 1.197 MB / 1.047 GB, free: 2.438 MB / 0.795 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0009685/1.362, allocations: 0.6083 MB / 1.048 GB, free: 1.832 MB / 0.795 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001106/1.363, allocations: 0.8672 MB / 1.048 GB, free: 0.7812 MB / 0.795 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001151/1.364, allocations: 0.6064 MB / 1.049 GB, free: 168 kB / 0.795 GB Notification: Performance of pre-optimization done (n=110): time 4.087e-06/1.364, allocations: 0 / 1.049 GB, free: 168 kB / 0.795 GB Notification: Performance of matching and sorting (n=110): time 0.003444/1.368, allocations: 1.576 MB / 1.051 GB, free: 14.58 MB / 0.8106 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.804e-05/1.368, allocations: 94.05 kB / 1.051 GB, free: 14.47 MB / 0.8106 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00186/1.37, allocations: 1.202 MB / 1.052 GB, free: 13.25 MB / 0.8106 GB Notification: Performance of collectPreVariables (initialization): time 0.000127/1.37, allocations: 45.7 kB / 1.052 GB, free: 13.2 MB / 0.8106 GB Notification: Performance of collectInitialEqns (initialization): time 0.000766/1.371, allocations: 0.6776 MB / 1.053 GB, free: 12.52 MB / 0.8106 GB Notification: Performance of collectInitialBindings (initialization): time 0.0004767/1.371, allocations: 378.4 kB / 1.053 GB, free: 12.14 MB / 0.8106 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003249/1.372, allocations: 178.6 kB / 1.053 GB, free: 11.96 MB / 0.8106 GB Notification: Performance of setup shared object (initialization): time 0.000172/1.372, allocations: 345.9 kB / 1.053 GB, free: 11.62 MB / 0.8106 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007634/1.373, allocations: 432.6 kB / 1.054 GB, free: 11.19 MB / 0.8106 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008735/1.373, allocations: 0.5556 MB / 1.054 GB, free: 10.6 MB / 0.8106 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001773/1.375, allocations: 1.013 MB / 1.055 GB, free: 9.555 MB / 0.8106 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.483e-06/1.375, allocations: 0 / 1.055 GB, free: 9.555 MB / 0.8106 GB Notification: Performance of matching and sorting (n=126) (initialization): time 0.00245/1.378, allocations: 1.222 MB / 1.057 GB, free: 8.324 MB / 0.8106 GB Notification: Performance of prepare postOptimizeDAE: time 2.526e-05/1.378, allocations: 4 kB / 1.057 GB, free: 8.32 MB / 0.8106 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.373e-05/1.378, allocations: 4 kB / 1.057 GB, free: 8.316 MB / 0.8106 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.382e-05/1.378, allocations: 15.81 kB / 1.057 GB, free: 8.305 MB / 0.8106 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009841/1.379, allocations: 211.7 kB / 1.057 GB, free: 8.098 MB / 0.8106 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.599e-05/1.379, allocations: 4 kB / 1.057 GB, free: 8.094 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001367/1.38, allocations: 99.03 kB / 1.057 GB, free: 7.996 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.545e-05/1.38, allocations: 40 kB / 1.057 GB, free: 7.957 MB / 0.8106 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001625/1.382, allocations: 0.7362 MB / 1.058 GB, free: 7.215 MB / 0.8106 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001122/1.383, allocations: 0.5439 MB / 1.058 GB, free: 6.637 MB / 0.8106 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001544/1.385, allocations: 0.9932 MB / 1.059 GB, free: 5.609 MB / 0.8106 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.881e-06/1.385, allocations: 4 kB / 1.059 GB, free: 5.605 MB / 0.8106 GB Notification: Performance of matching and sorting (n=126) (initialization_lambda0): time 0.002338/1.387, allocations: 1.187 MB / 1.06 GB, free: 4.41 MB / 0.8106 GB Notification: Performance of prepare postOptimizeDAE: time 2.05e-05/1.387, allocations: 8 kB / 1.06 GB, free: 4.402 MB / 0.8106 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.263e-06/1.387, allocations: 4.312 kB / 1.06 GB, free: 4.398 MB / 0.8106 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.089e-05/1.387, allocations: 8 kB / 1.06 GB, free: 4.391 MB / 0.8106 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009317/1.388, allocations: 211.7 kB / 1.061 GB, free: 4.184 MB / 0.8106 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.921e-05/1.388, allocations: 19.86 kB / 1.061 GB, free: 4.164 MB / 0.8106 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001319/1.389, allocations: 71.27 kB / 1.061 GB, free: 4.094 MB / 0.8106 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.767e-05/1.389, allocations: 39.94 kB / 1.061 GB, free: 4.055 MB / 0.8106 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 5 ($PRE.mRoo_flow.nextTimeEvent,$whenCondition1,mRoo_flow.nextTimeEventScaled,$PRE.mRoo_flow.nextTimeEventScaled,mRoo_flow.nextTimeEvent) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (126): * Single equations (assignments): 126 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.000419/1.39, allocations: 236.7 kB / 1.061 GB, free: 3.816 MB / 0.8106 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002601/1.39, allocations: 146.2 kB / 1.061 GB, free: 3.672 MB / 0.8106 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002475/1.393, allocations: 1.24 MB / 1.062 GB, free: 2.426 MB / 0.8106 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.595e-05/1.393, allocations: 15.94 kB / 1.062 GB, free: 2.41 MB / 0.8106 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.284e-06/1.393, allocations: 4 kB / 1.062 GB, free: 2.406 MB / 0.8106 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001663/1.394, allocations: 1.011 MB / 1.063 GB, free: 1.387 MB / 0.8106 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005458/1.4, allocations: 3.167 MB / 1.066 GB, free: 14.09 MB / 0.8262 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.203e-06/1.4, allocations: 8.062 kB / 1.066 GB, free: 14.09 MB / 0.8262 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001122/1.401, allocations: 227.8 kB / 1.067 GB, free: 13.86 MB / 0.8262 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.199e-05/1.401, allocations: 4 kB / 1.067 GB, free: 13.86 MB / 0.8262 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.874e-05/1.401, allocations: 31.98 kB / 1.067 GB, free: 13.83 MB / 0.8262 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.358e-05/1.401, allocations: 11.94 kB / 1.067 GB, free: 13.82 MB / 0.8262 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.446e-06/1.401, allocations: 0 / 1.067 GB, free: 13.82 MB / 0.8262 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003283/1.404, allocations: 1.917 MB / 1.068 GB, free: 11.85 MB / 0.8262 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0009606/1.405, allocations: 358.9 kB / 1.069 GB, free: 11.48 MB / 0.8262 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000205/1.405, allocations: 24 kB / 1.069 GB, free: 11.45 MB / 0.8262 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009018/1.406, allocations: 43.19 kB / 1.069 GB, free: 11.41 MB / 0.8262 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001924/1.407, allocations: 76.88 kB / 1.069 GB, free: 11.34 MB / 0.8262 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.273e-05/1.407, allocations: 39.98 kB / 1.069 GB, free: 11.3 MB / 0.8262 GB Notification: Performance of sorting global known variables: time 0.001264/1.408, allocations: 0.8258 MB / 1.07 GB, free: 10.47 MB / 0.8262 GB Notification: Performance of sort global known variables: time 1.3e-07/1.408, allocations: 0 / 1.07 GB, free: 10.47 MB / 0.8262 GB Notification: Performance of remove unused functions: time 0.002179/1.41, allocations: 0.8338 MB / 1.071 GB, free: 9.637 MB / 0.8262 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 11 * Number of states: 9 (roo.dynBal.medium.Xi[1],roo.dynBal.U,roo.dynBal.m,oriChiTop.mExc,oriBot.mExc,oriChiBot.mExc,sha.vol.dynBal.medium.Xi[1],sha.vol.dynBal.U,sha.vol.dynBal.m) * Number of discrete variables: 3 ($whenCondition1,mRoo_flow.nextTimeEvent,mRoo_flow.nextTimeEventScaled) * Number of discrete states: 2 (mRoo_flow.nextTimeEvent,mRoo_flow.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (110): * Single equations (assignments): 108 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.001495/1.412, allocations: 0.595 MB / 1.071 GB, free: 9.211 MB / 0.8262 GB Notification: Performance of simCode: created initialization part: time 0.003065/1.415, allocations: 1.62 MB / 1.073 GB, free: 7.594 MB / 0.8262 GB Notification: Performance of simCode: created event and clocks part: time 6.212e-06/1.415, allocations: 320 / 1.073 GB, free: 7.594 MB / 0.8262 GB Notification: Performance of simCode: created simulation system equations: time 0.0009162/1.416, allocations: 0.5677 MB / 1.073 GB, free: 7.027 MB / 0.8262 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004167/1.42, allocations: 0.8684 MB / 1.074 GB, free: 6.184 MB / 0.8262 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005851/1.426, allocations: 3.323 MB / 1.077 GB, free: 2.797 MB / 0.8262 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001054/1.427, allocations: 1.368 MB / 1.079 GB, free: 1.398 MB / 0.8262 GB Notification: Performance of simCode: alias equations: time 0.001964/1.429, allocations: 451.6 kB / 1.079 GB, free: 0.9531 MB / 0.8262 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003929/1.429, allocations: 115.4 kB / 1.079 GB, free: 0.8398 MB / 0.8262 GB Notification: Performance of SimCode: time 1.493e-06/1.429, allocations: 0 / 1.079 GB, free: 0.8398 MB / 0.8262 GB Notification: Performance of Templates: time 0.5608/1.99, allocations: 30.19 MB / 1.109 GB, free: 285.4 MB / 0.8419 GB make -j1 -f BuildingSystems_BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume.makefile (rm -f BuildingSystems_BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe ; mkfifo BuildingSystems_BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe >> ../files/BuildingSystems_BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume.sim & ./BuildingSystems_BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe 2>&1)