Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume.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/BuildSysPro 3.5.0-master/package.mo", uses=false) Using package BuildSysPro with version 3.5.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.5.0-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(BuildSysPro.IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume,fileNamePrefix="BuildSysPro_BuildSysPro_IBPSA_Airflow_Multizone_Examples_ChimneyShaftNoVolume",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildSysPro.IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume,fileNamePrefix="BuildSysPro_BuildSysPro_IBPSA_Airflow_Multizone_Examples_ChimneyShaftNoVolume",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 0.001367/0.001367, allocations: 92 kB / 15.06 MB, free: 1.098 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001929/0.001929, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.523/1.523, allocations: 223.3 MB / 240 MB, free: 5.414 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.5.0-master/package.mo): time 1.085/1.085, allocations: 143.4 MB / 434.4 MB, free: 13.68 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0004084/0.0004088, allocations: 8 kB / 0.5161 GB, free: 11.16 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2178/0.2182, allocations: 83.42 MB / 0.5975 GB, free: 7.68 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume): time 0.4996/0.7178, allocations: 152.2 MB / 0.7462 GB, free: 3.254 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.01176/0.7297, allocations: 8.334 MB / 0.7543 GB, free: 11.26 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001487/0.7312, allocations: 31.81 kB / 0.7544 GB, free: 11.23 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.00158/0.7328, allocations: 0.4972 MB / 0.7549 GB, free: 10.73 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.003691/0.7365, allocations: 1.26 MB / 0.7561 GB, free: 9.461 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.002951/0.7395, allocations: 0.9219 MB / 0.757 GB, free: 8.547 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.003615/0.7431, allocations: 3.095 MB / 0.76 GB, free: 5.445 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0009735/0.7441, allocations: 0.7128 MB / 0.7607 GB, free: 4.727 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001263/0.7453, allocations: 0.8557 MB / 0.7615 GB, free: 3.867 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001109/0.7465, allocations: 0.9143 MB / 0.7624 GB, free: 2.949 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0001015/0.7466, allocations: 48 kB / 0.7625 GB, free: 2.902 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.00185/0.7484, allocations: 0.8304 MB / 0.7633 GB, free: 2.07 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.0002163/0.7487, allocations: 211.1 kB / 0.7635 GB, free: 1.863 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.0002348/0.7489, allocations: 245.1 kB / 0.7637 GB, free: 1.617 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.001239/0.7501, allocations: 1.266 MB / 0.765 GB, free: 356 kB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 4.659e-06/0.7502, allocations: 0 / 0.765 GB, free: 356 kB / 0.5762 GB Notification: Performance of FrontEnd: time 1.523e-06/0.7502, allocations: 0 / 0.765 GB, free: 356 kB / 0.5762 GB Notification: Performance of Transformations before backend: time 1.371e-05/0.7502, allocations: 4 kB / 0.765 GB, free: 352 kB / 0.5762 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 195 * Number of variables: 195 Notification: Performance of Generate backend data structure: time 0.002212/0.7524, allocations: 1.376 MB / 0.7663 GB, free: 14.92 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.124e-05/0.7525, allocations: 12.03 kB / 0.7663 GB, free: 14.91 MB / 0.5919 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001411/0.7526, allocations: 122.8 kB / 0.7664 GB, free: 14.78 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002439/0.7529, allocations: 138.4 kB / 0.7666 GB, free: 14.64 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001221/0.7541, allocations: 0.8217 MB / 0.7674 GB, free: 13.78 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.54e-05/0.7541, allocations: 58 kB / 0.7674 GB, free: 13.72 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 9.608e-05/0.7543, allocations: 76 kB / 0.7675 GB, free: 13.64 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001326/0.7556, allocations: 0.8733 MB / 0.7684 GB, free: 12.73 MB / 0.5919 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.329e-05/0.7556, allocations: 0 / 0.7684 GB, free: 12.73 MB / 0.5919 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.788e-05/0.7557, allocations: 32 kB / 0.7684 GB, free: 12.7 MB / 0.5919 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.797e-05/0.7557, allocations: 20 kB / 0.7684 GB, free: 12.68 MB / 0.5919 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001092/0.7568, allocations: 0.644 MB / 0.769 GB, free: 12.03 MB / 0.5919 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 0.004014/0.7608, allocations: 3.971 MB / 0.7729 GB, free: 7.801 MB / 0.5919 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001077/0.7619, allocations: 0.5809 MB / 0.7735 GB, free: 7.211 MB / 0.5919 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.000463/0.7624, allocations: 296.2 kB / 0.7738 GB, free: 6.922 MB / 0.5919 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0008728/0.7633, allocations: 1.239 MB / 0.775 GB, free: 5.406 MB / 0.5919 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0005707/0.7639, allocations: 327 kB / 0.7753 GB, free: 5.078 MB / 0.5919 GB Notification: Performance of pre-optimization done (n=63): time 3.657e-06/0.7639, allocations: 96 / 0.7753 GB, free: 5.078 MB / 0.5919 GB Notification: Performance of matching and sorting (n=63): time 0.002233/0.7661, allocations: 1.158 MB / 0.7764 GB, free: 3.871 MB / 0.5919 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.516e-05/0.7662, allocations: 89.66 kB / 0.7765 GB, free: 3.762 MB / 0.5919 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009404/0.7671, allocations: 0.8571 MB / 0.7773 GB, free: 2.879 MB / 0.5919 GB Notification: Performance of collectPreVariables (initialization): time 4.393e-05/0.7672, allocations: 41.64 kB / 0.7774 GB, free: 2.832 MB / 0.5919 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003324/0.7675, allocations: 464.2 kB / 0.7778 GB, free: 2.375 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001583/0.7677, allocations: 216.8 kB / 0.778 GB, free: 2.16 MB / 0.5919 GB Notification: Performance of simplifyInitialFunctions (initialization): time 3.065e-05/0.7677, allocations: 16 kB / 0.778 GB, free: 2.145 MB / 0.5919 GB Notification: Performance of setup shared object (initialization): time 9.678e-05/0.7678, allocations: 326 kB / 0.7783 GB, free: 1.82 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003833/0.7682, allocations: 209.2 kB / 0.7785 GB, free: 1.613 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.00044/0.7687, allocations: 312.4 kB / 0.7788 GB, free: 1.277 MB / 0.5919 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004223/0.7691, allocations: 246.1 kB / 0.7791 GB, free: 1.043 MB / 0.5919 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.775e-06/0.7691, allocations: 0 / 0.7791 GB, free: 1.043 MB / 0.5919 GB Notification: Performance of matching and sorting (n=75) (initialization): time 0.001161/0.7703, allocations: 0.7134 MB / 0.7798 GB, free: 324 kB / 0.5919 GB Notification: Performance of prepare postOptimizeDAE: time 8.921e-05/0.7704, allocations: 163.1 kB / 0.7799 GB, free: 128 kB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.633e-06/0.7704, allocations: 0 / 0.7799 GB, free: 128 kB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005134/0.7709, allocations: 112.7 kB / 0.78 GB, free: 12 kB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004625/0.7714, allocations: 123.8 kB / 0.7802 GB, free: 15.89 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0005098/0.7719, allocations: 0.6505 MB / 0.7808 GB, free: 15.21 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005436/0.7725, allocations: 91.45 kB / 0.7809 GB, free: 15.12 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.537e-05/0.7726, allocations: 27.98 kB / 0.7809 GB, free: 15.1 MB / 0.6075 GB Notification: Performance of prepare postOptimizeDAE: time 8.255e-06/0.7726, allocations: 5.094 kB / 0.7809 GB, free: 15.09 MB / 0.6075 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0009649/0.7735, allocations: 0.5761 MB / 0.7815 GB, free: 14.51 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.567e-06/0.7736, allocations: 3.938 kB / 0.7815 GB, free: 14.51 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004001/0.774, allocations: 113 kB / 0.7816 GB, free: 14.39 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003982/0.7744, allocations: 115.8 kB / 0.7817 GB, free: 14.28 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.000468/0.7748, allocations: 0.6576 MB / 0.7823 GB, free: 13.6 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004778/0.7753, allocations: 92.08 kB / 0.7824 GB, free: 13.51 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.711e-05/0.7754, allocations: 24 kB / 0.7824 GB, free: 13.48 MB / 0.6075 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 10 * Number of states: 0 () * Number of discrete variables: 5 ($whenCondition1,$PRE.mRoo_flow.nextTimeEvent,mRoo_flow.nextTimeEvent,$PRE.mRoo_flow.nextTimeEventScaled,mRoo_flow.nextTimeEventScaled) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (67): * Single equations (assignments): 66 * 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: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 1 {2 7} Notification: Performance of prepare postOptimizeDAE: time 0.0003614/0.7758, allocations: 332.9 kB / 0.7828 GB, free: 13.15 MB / 0.6075 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001147/0.7759, allocations: 98.78 kB / 0.7829 GB, free: 13.05 MB / 0.6075 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001674/0.7776, allocations: 0.9408 MB / 0.7838 GB, free: 12.11 MB / 0.6075 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.311e-05/0.7776, allocations: 15.94 kB / 0.7838 GB, free: 12.1 MB / 0.6075 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.959e-06/0.7776, allocations: 0 / 0.7838 GB, free: 12.1 MB / 0.6075 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001201/0.7788, allocations: 0.8625 MB / 0.7846 GB, free: 11.18 MB / 0.6075 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002536/0.7814, allocations: 1.857 MB / 0.7865 GB, free: 9.254 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.41e-06/0.7814, allocations: 0 / 0.7865 GB, free: 9.254 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004264/0.7818, allocations: 111.7 kB / 0.7866 GB, free: 9.148 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005638/0.7824, allocations: 173.6 kB / 0.7867 GB, free: 8.973 MB / 0.6075 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.486e-05/0.7824, allocations: 15.95 kB / 0.7867 GB, free: 8.957 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0007931/0.7832, allocations: 1.237 MB / 0.7879 GB, free: 7.668 MB / 0.6075 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.513e-06/0.7833, allocations: 4.125 kB / 0.788 GB, free: 7.664 MB / 0.6075 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001949/0.7852, allocations: 1.292 MB / 0.7892 GB, free: 6.344 MB / 0.6075 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003291/0.7856, allocations: 271.6 kB / 0.7895 GB, free: 6.059 MB / 0.6075 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001175/0.7857, allocations: 16 kB / 0.7895 GB, free: 6.043 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005008/0.7862, allocations: 59.86 kB / 0.7895 GB, free: 5.984 MB / 0.6075 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001017/0.7863, allocations: 52.53 kB / 0.7896 GB, free: 5.934 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.959e-05/0.7864, allocations: 27.98 kB / 0.7896 GB, free: 5.906 MB / 0.6075 GB Notification: Performance of sorting global known variables: time 0.00072/0.7871, allocations: 0.6051 MB / 0.7902 GB, free: 5.289 MB / 0.6075 GB Notification: Performance of sort global known variables: time 2.3e-07/0.7871, allocations: 0 / 0.7902 GB, free: 5.289 MB / 0.6075 GB Notification: Performance of remove unused functions: time 0.001328/0.7884, allocations: 0.5496 MB / 0.7907 GB, free: 4.738 MB / 0.6075 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 5 (roo.dynBal.U,roo.dynBal.m,oriChiTop.mExc,oriBot.mExc,oriChiBot.mExc) * 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 (62): * Single equations (assignments): 54 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 4 * When equations: 2 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 2 {2 9,1 2} Notification: Performance of Backend phase and start with SimCode phase: time 0.003706/0.7922, allocations: 2.425 MB / 0.7931 GB, free: 2.457 MB / 0.6075 GB Notification: Performance of simCode: created initialization part: time 0.00175/0.7939, allocations: 0.9181 MB / 0.794 GB, free: 1.539 MB / 0.6075 GB Notification: Performance of simCode: created event and clocks part: time 3.367e-06/0.7939, allocations: 0 / 0.794 GB, free: 1.539 MB / 0.6075 GB Notification: Performance of simCode: created simulation system equations: time 0.0007111/0.7947, allocations: 392.5 kB / 0.7944 GB, free: 1.156 MB / 0.6075 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001895/0.7966, allocations: 431.5 kB / 0.7948 GB, free: 0.7383 MB / 0.6075 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.009184/0.8058, allocations: 6.028 MB / 0.8007 GB, free: 10.48 MB / 0.6231 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006994/0.8065, allocations: 1.076 MB / 0.8017 GB, free: 9.371 MB / 0.6231 GB Notification: Performance of simCode: alias equations: time 0.0008757/0.8074, allocations: 218.2 kB / 0.8019 GB, free: 9.16 MB / 0.6231 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005174/0.8079, allocations: 407.3 kB / 0.8023 GB, free: 8.762 MB / 0.6231 GB Notification: Performance of SimCode: time 5.82e-07/0.8079, allocations: 0 / 0.8023 GB, free: 8.762 MB / 0.6231 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04795/0.8559, allocations: 29.1 MB / 0.8307 GB, free: 12.16 MB / 0.6544 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001887/0.8561, allocations: 272.3 kB / 0.831 GB, free: 11.81 MB / 0.6544 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.706/3.562, allocations: 0 / 0.831 GB, free: 11.81 MB / 0.6544 GB (rm -f BuildSysPro_BuildSysPro.IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_BuildSysPro_BuildSysPro_IBPSA_Airflow_Multizone_Examples_ChimneyShaftNoVolume_fmu --startTime=0 --stopTime=3600 --timeout=50 --tolerance=1e-06 BuildSysPro_BuildSysPro_IBPSA_Airflow_Multizone_Examples_ChimneyShaftNoVolume.fmu > BuildSysPro_BuildSysPro.IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume.pipe 2>&1) Environment - environmentSimulation: