Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.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/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/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.Airflow.Multizone.Examples.ChimneyShaftWithVolume,fileNamePrefix="Buildings_10_Buildings_Airflow_Multizone_Examples_ChimneyShaftWithVolume",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Airflow.Multizone.Examples.ChimneyShaftWithVolume,fileNamePrefix="Buildings_10_Buildings_Airflow_Multizone_Examples_ChimneyShaftWithVolume",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 0.001334/0.001334, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00121/0.00121, allocations: 198.2 kB / 16.25 MB, free: 6.621 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.194/1.194, allocations: 222.9 MB / 239.9 MB, free: 4.547 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.266/2.266, allocations: 437 MB / 0.7101 GB, free: 5.316 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.001192/0.001192, allocations: 63.91 kB / 0.8689 GB, free: 4.965 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4713/0.4725, allocations: 151.6 MB / 1.017 GB, free: 2.691 MB / 0.7637 GB Notification: Performance of NFInst.instantiate(Buildings.Airflow.Multizone.Examples.ChimneyShaftWithVolume): time 0.2031/0.6756, allocations: 233 MB / 1.244 GB, free: 8.855 MB / 0.9981 GB Notification: Performance of NFInst.instExpressions: time 0.4721/1.148, allocations: 10.34 MB / 1.255 GB, free: 2.078 MB / 0.9981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003076/1.151, allocations: 55.66 kB / 1.255 GB, free: 2.078 MB / 0.9981 GB Notification: Performance of NFTyping.typeComponents: time 0.002755/1.154, allocations: 1.066 MB / 1.256 GB, free: 2.078 MB / 0.9981 GB Notification: Performance of NFTyping.typeBindings: time 0.007044/1.161, allocations: 3.436 MB / 1.259 GB, free: 2.008 MB / 0.9981 GB Notification: Performance of NFTyping.typeClassSections: time 0.004046/1.165, allocations: 1.909 MB / 1.261 GB, free: 1.957 MB / 0.9981 GB Notification: Performance of NFFlatten.flatten: time 0.005288/1.17, allocations: 4.449 MB / 1.265 GB, free: 1.953 MB / 0.9981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002144/1.172, allocations: 1.543 MB / 1.267 GB, free: 1.801 MB / 0.9981 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002953/1.175, allocations: 1.616 MB / 1.268 GB, free: 1.801 MB / 0.9981 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002518/1.178, allocations: 1.585 MB / 1.27 GB, free: 1.797 MB / 0.9981 GB Notification: Performance of NFPackage.collectConstants: time 0.0002675/1.178, allocations: 183.5 kB / 1.27 GB, free: 1.797 MB / 0.9981 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005632/1.184, allocations: 3.379 MB / 1.273 GB, free: 1.762 MB / 0.9981 GB Notification: Performance of NFScalarize.scalarize: time 0.0007392/1.184, allocations: 0.6999 MB / 1.274 GB, free: 1.762 MB / 0.9981 GB Notification: Performance of NFVerifyModel.verify: time 0.001179/1.186, allocations: 1.062 MB / 1.275 GB, free: 1.762 MB / 0.9981 GB Notification: Performance of NFConvertDAE.convert: time 0.005223/1.191, allocations: 4.015 MB / 1.279 GB, free: 1.551 MB / 0.9981 GB Notification: Performance of FrontEnd - DAE generated: time 4.378e-06/1.191, allocations: 2.781 kB / 1.279 GB, free: 1.551 MB / 0.9981 GB Notification: Performance of FrontEnd: time 1.243e-06/1.191, allocations: 0.8438 kB / 1.279 GB, free: 1.551 MB / 0.9981 GB Notification: Performance of Transformations before backend: time 2.269e-05/1.191, allocations: 0 / 1.279 GB, free: 1.551 MB / 0.9981 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 0.004429/1.195, allocations: 2.489 MB / 1.281 GB, free: 16.4 MB / 1.014 GB Notification: Performance of prepare preOptimizeDAE: time 3.443e-05/1.195, allocations: 8.25 kB / 1.281 GB, free: 16.4 MB / 1.014 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0002036/1.196, allocations: 202.9 kB / 1.282 GB, free: 16.36 MB / 1.014 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003037/1.199, allocations: 0.5245 MB / 1.282 GB, free: 16.26 MB / 1.014 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001571/1.2, allocations: 1.231 MB / 1.283 GB, free: 15.83 MB / 1.014 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.687e-05/1.2, allocations: 99 kB / 1.283 GB, free: 15.83 MB / 1.014 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001661/1.2, allocations: 141 kB / 1.284 GB, free: 15.83 MB / 1.014 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002213/1.203, allocations: 1.666 MB / 1.285 GB, free: 15.63 MB / 1.014 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.036e-05/1.203, allocations: 2.656 kB / 1.285 GB, free: 15.63 MB / 1.014 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001156/1.203, allocations: 58.5 kB / 1.285 GB, free: 15.63 MB / 1.014 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.826e-05/1.203, allocations: 71.23 kB / 1.285 GB, free: 15.62 MB / 1.014 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001949/1.205, allocations: 1.448 MB / 1.287 GB, free: 15.61 MB / 1.014 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 0.006447/1.211, allocations: 6.961 MB / 1.293 GB, free: 12.26 MB / 1.014 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001488/1.213, allocations: 1.19 MB / 1.295 GB, free: 12.04 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007276/1.214, allocations: 0.6145 MB / 1.295 GB, free: 12.02 MB / 1.014 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0007272/1.214, allocations: 0.8632 MB / 1.296 GB, free: 11.08 MB / 1.014 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0008393/1.215, allocations: 0.6104 MB / 1.297 GB, free: 11.03 MB / 1.014 GB Notification: Performance of pre-optimization done (n=110): time 3.777e-06/1.215, allocations: 0.875 kB / 1.297 GB, free: 11.03 MB / 1.014 GB Notification: Performance of matching and sorting (n=110): time 0.00247/1.218, allocations: 1.576 MB / 1.298 GB, free: 10.92 MB / 1.014 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.153e-05/1.218, allocations: 92.3 kB / 1.298 GB, free: 10.82 MB / 1.014 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001087/1.219, allocations: 1.195 MB / 1.299 GB, free: 10.65 MB / 1.014 GB Notification: Performance of collectPreVariables (initialization): time 7.884e-05/1.219, allocations: 54.45 kB / 1.3 GB, free: 10.62 MB / 1.014 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003723/1.219, allocations: 0.6748 MB / 1.3 GB, free: 10.39 MB / 1.014 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002656/1.219, allocations: 383.8 kB / 1.301 GB, free: 10.14 MB / 1.014 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002468/1.22, allocations: 176.5 kB / 1.301 GB, free: 10.12 MB / 1.014 GB Notification: Performance of setup shared object (initialization): time 0.000102/1.22, allocations: 345 kB / 1.301 GB, free: 9.82 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006147/1.22, allocations: 429.6 kB / 1.301 GB, free: 9.812 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007297/1.221, allocations: 0.5551 MB / 1.302 GB, free: 9.711 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001369/1.223, allocations: 1.014 MB / 1.303 GB, free: 9.617 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.106e-06/1.223, allocations: 0 / 1.303 GB, free: 9.617 MB / 1.014 GB Notification: Performance of matching and sorting (n=126) (initialization): time 0.001609/1.224, allocations: 1.221 MB / 1.304 GB, free: 9.508 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 1.587e-05/1.224, allocations: 6.594 kB / 1.304 GB, free: 9.508 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.482e-06/1.224, allocations: 2.938 kB / 1.304 GB, free: 9.508 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.598e-05/1.224, allocations: 9.406 kB / 1.304 GB, free: 9.508 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008447/1.225, allocations: 215.9 kB / 1.304 GB, free: 9.504 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.201e-05/1.225, allocations: 10.66 kB / 1.304 GB, free: 9.504 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001263/1.226, allocations: 186.7 kB / 1.305 GB, free: 9.453 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.057e-05/1.226, allocations: 35.66 kB / 1.305 GB, free: 9.453 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0009068/1.227, allocations: 0.7355 MB / 1.305 GB, free: 9.371 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.000634/1.228, allocations: 0.5424 MB / 1.306 GB, free: 9.273 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001203/1.229, allocations: 0.9926 MB / 1.307 GB, free: 9.172 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.795e-06/1.229, allocations: 5.719 kB / 1.307 GB, free: 9.172 MB / 1.014 GB Notification: Performance of matching and sorting (n=126) (initialization_lambda0): time 0.001529/1.231, allocations: 1.192 MB / 1.308 GB, free: 9.039 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 9.478e-06/1.231, allocations: 6.469 kB / 1.308 GB, free: 9.039 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.077e-06/1.231, allocations: 5.188 kB / 1.308 GB, free: 9.039 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 6.923e-06/1.231, allocations: 12 kB / 1.308 GB, free: 9.039 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007957/1.232, allocations: 208 kB / 1.308 GB, free: 9.039 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.128e-05/1.232, allocations: 11.94 kB / 1.308 GB, free: 9.035 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001198/1.233, allocations: 167.4 kB / 1.308 GB, free: 8.992 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.596e-05/1.233, allocations: 39.66 kB / 1.308 GB, free: 8.992 MB / 1.014 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 0.0002376/1.233, allocations: 235.9 kB / 1.309 GB, free: 8.812 MB / 1.014 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001915/1.233, allocations: 148.9 kB / 1.309 GB, free: 8.738 MB / 1.014 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001805/1.235, allocations: 1.246 MB / 1.31 GB, free: 8.652 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.265e-06/1.235, allocations: 11.81 kB / 1.31 GB, free: 8.648 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.581e-06/1.235, allocations: 2.312 kB / 1.31 GB, free: 8.648 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.00134/1.237, allocations: 1.01 MB / 1.311 GB, free: 8.566 MB / 1.014 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003941/1.241, allocations: 3.171 MB / 1.314 GB, free: 7.949 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.059e-06/1.241, allocations: 3.125 kB / 1.314 GB, free: 7.949 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009774/1.242, allocations: 228.8 kB / 1.314 GB, free: 7.949 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 6.943e-06/1.242, allocations: 8.188 kB / 1.314 GB, free: 7.949 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.203e-05/1.242, allocations: 34.22 kB / 1.314 GB, free: 7.945 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.211e-06/1.242, allocations: 8.75 kB / 1.314 GB, free: 7.945 MB / 1.014 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.726e-06/1.242, allocations: 1.781 kB / 1.314 GB, free: 7.945 MB / 1.014 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002334/1.244, allocations: 1.914 MB / 1.316 GB, free: 7.613 MB / 1.014 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005345/1.245, allocations: 361.9 kB / 1.317 GB, free: 7.43 MB / 1.014 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000174/1.245, allocations: 24.72 kB / 1.317 GB, free: 7.43 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001004/1.246, allocations: 107.1 kB / 1.317 GB, free: 7.422 MB / 1.014 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001477/1.246, allocations: 83.3 kB / 1.317 GB, free: 7.414 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.842e-05/1.246, allocations: 33.98 kB / 1.317 GB, free: 7.414 MB / 1.014 GB Notification: Performance of sorting global known variables: time 0.0008119/1.247, allocations: 0.8286 MB / 1.318 GB, free: 7.305 MB / 1.014 GB Notification: Performance of sort global known variables: time 2e-07/1.247, allocations: 2.906 kB / 1.318 GB, free: 7.305 MB / 1.014 GB Notification: Performance of remove unused functions: time 0.001523/1.248, allocations: 0.836 MB / 1.318 GB, free: 7.188 MB / 1.014 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 0.003579/1.252, allocations: 2.942 MB / 1.321 GB, free: 6.238 MB / 1.014 GB Notification: Performance of simCode: created initialization part: time 0.002976/1.255, allocations: 1.858 MB / 1.323 GB, free: 6.199 MB / 1.014 GB Notification: Performance of simCode: created event and clocks part: time 3.326e-06/1.255, allocations: 0 / 1.323 GB, free: 6.199 MB / 1.014 GB Notification: Performance of simCode: created simulation system equations: time 0.0006971/1.256, allocations: 0.5699 MB / 1.324 GB, free: 6.195 MB / 1.014 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003266/1.259, allocations: 0.8742 MB / 1.325 GB, free: 6.078 MB / 1.014 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01522/1.274, allocations: 12.61 MB / 1.337 GB, free: 1.055 MB / 1.014 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008414/1.275, allocations: 1.363 MB / 1.338 GB, free: 324 kB / 1.014 GB Notification: Performance of simCode: alias equations: time 0.001752/1.277, allocations: 455.9 kB / 1.339 GB, free: 220 kB / 1.014 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007467/1.277, allocations: 0.6264 MB / 1.339 GB, free: 212 kB / 1.014 GB Notification: Performance of SimCode: time 5.01e-07/1.277, allocations: 0 / 1.339 GB, free: 212 kB / 1.014 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.0599/1.337, allocations: 42 MB / 1.38 GB, free: 2.18 MB / 1.045 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002037/1.338, allocations: 256.3 kB / 1.381 GB, free: 1.93 MB / 1.045 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.656/3.994, allocations: 0 / 1.381 GB, free: 1.93 MB / 1.045 GB (rm -f Buildings_10_Buildings.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe ; mkfifo Buildings_10_Buildings.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe ; head -c 1048576 < Buildings_10_Buildings.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe >> ../files/Buildings_10_Buildings.Airflow.Multizone.Examples.ChimneyShaftWithVolume.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_10_Buildings.Airflow.Multizone.Examples.ChimneyShaftWithVolume_res.mat --tempDir=temp_Buildings_10_Buildings_Airflow_Multizone_Examples_ChimneyShaftWithVolume_fmu --startTime=0 --stopTime=3600 --timeout=50 --tolerance=1e-06 Buildings_10_Buildings_Airflow_Multizone_Examples_ChimneyShaftWithVolume.fmu > Buildings_10_Buildings.Airflow.Multizone.Examples.ChimneyShaftWithVolume.pipe 2>&1)