Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Airflow.Multizone.Examples.ChimneyShaftNoVolume.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo)
Running command: translateModel(Buildings.Airflow.Multizone.Examples.ChimneyShaftNoVolume,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Airflow.Multizone.Examples.ChimneyShaftNoVolume")
translateModel(Buildings.Airflow.Multizone.Examples.ChimneyShaftNoVolume,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Airflow.Multizone.Examples.ChimneyShaftNoVolume")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.671/1.671, allocations: 288.4 MB / 304.3 MB, free: 8.012 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009933/0.0009933, allocations: 180.5 kB / 372.9 MB, free: 10.14 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.405/1.405, allocations: 205.4 MB / 0.6316 GB, free: 9.887 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007926/0.0007926, allocations: 100.2 kB / 0.745 GB, free: 5.797 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004398/0.0004398, allocations: 19.91 kB / 0.8681 GB, free: 141.9 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2244/0.2249, allocations: 115.3 MB / 0.9807 GB, free: 27.35 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Airflow.Multizone.Examples.ChimneyShaftNoVolume): time 0.6358/0.8607, allocations: 152.2 MB / 1.129 GB, free: 1.086 MB / 0.6823 GB
Notification: Performance of NFInst.instExpressions: time 0.01208/0.8728, allocations: 8.174 MB / 1.137 GB, free: 14.75 MB / 0.698 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002657/0.8755, allocations: 36.78 kB / 1.137 GB, free: 14.73 MB / 0.698 GB
Notification: Performance of NFTyping.typeComponents: time 0.002021/0.8776, allocations: 0.5026 MB / 1.138 GB, free: 14.55 MB / 0.698 GB
Notification: Performance of NFTyping.typeBindings: time 0.004709/0.8823, allocations: 1.297 MB / 1.139 GB, free: 13.98 MB / 0.698 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003452/0.8858, allocations: 0.951 MB / 1.14 GB, free: 13.71 MB / 0.698 GB
Notification: Performance of NFFlatten.flatten: time 0.005051/0.8908, allocations: 3.121 MB / 1.143 GB, free: 12.55 MB / 0.698 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.001811/0.8927, allocations: 0.8151 MB / 1.144 GB, free: 12.21 MB / 0.698 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002345/0.895, allocations: 0.863 MB / 1.145 GB, free: 11.86 MB / 0.698 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.001625/0.8967, allocations: 0.9108 MB / 1.146 GB, free: 11.45 MB / 0.698 GB
Notification: Performance of NFPackage.collectConstants: time 0.0001351/0.8968, allocations: 47.06 kB / 1.146 GB, free: 11.45 MB / 0.698 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002772/0.8996, allocations: 0.98 MB / 1.147 GB, free: 11.11 MB / 0.698 GB
Notification: Performance of NFScalarize.scalarize: time 0.0002505/0.8999, allocations: 221.9 kB / 1.147 GB, free: 11 MB / 0.698 GB
Notification: Performance of NFVerifyModel.verify: time 0.0007785/0.9007, allocations: 0.5405 MB / 1.147 GB, free: 10.77 MB / 0.698 GB
Notification: Performance of NFConvertDAE.convert: time 0.001861/0.9025, allocations: 1.269 MB / 1.149 GB, free: 10.07 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 5.961e-06/0.9026, allocations: 0 / 1.149 GB, free: 10.07 MB / 0.698 GB
Notification: Performance of FrontEnd: time 2.084e-06/0.9026, allocations: 0 / 1.149 GB, free: 10.07 MB / 0.698 GB
Notification: Performance of Transformations before backend: time 1.512e-05/0.9026, allocations: 1.312 kB / 1.149 GB, free: 10.07 MB / 0.698 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 0.002742/0.9053, allocations: 1.369 MB / 1.15 GB, free: 9.09 MB / 0.698 GB
Notification: Performance of prepare preOptimizeDAE: time 4.486e-05/0.9054, allocations: 8.531 kB / 1.15 GB, free: 9.09 MB / 0.698 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003277/0.9057, allocations: 137.3 kB / 1.15 GB, free: 9.023 MB / 0.698 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001495/0.9072, allocations: 0.8557 MB / 1.151 GB, free: 8.492 MB / 0.698 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.019e-05/0.9073, allocations: 59.16 kB / 1.151 GB, free: 8.488 MB / 0.698 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001184/0.9074, allocations: 80.38 kB / 1.151 GB, free: 8.484 MB / 0.698 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.001474/0.9089, allocations: 0.8674 MB / 1.152 GB, free: 8.172 MB / 0.698 GB
Notification: Performance of preOpt findStateOrder (simulation): time 2.694e-05/0.909, allocations: 1.156 kB / 1.152 GB, free: 8.172 MB / 0.698 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.023e-05/0.909, allocations: 35.92 kB / 1.152 GB, free: 8.168 MB / 0.698 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.459e-05/0.9091, allocations: 20.06 kB / 1.152 GB, free: 8.168 MB / 0.698 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001212/0.9103, allocations: 0.64 MB / 1.153 GB, free: 8.055 MB / 0.698 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 0.00498/0.9153, allocations: 3.961 MB / 1.156 GB, free: 5.27 MB / 0.698 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001115/0.9164, allocations: 0.5826 MB / 1.157 GB, free: 5.16 MB / 0.698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0004894/0.9169, allocations: 296.6 kB / 1.157 GB, free: 5.117 MB / 0.698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.001045/0.918, allocations: 1.243 MB / 1.159 GB, free: 3.68 MB / 0.698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0006443/0.9186, allocations: 331.7 kB / 1.159 GB, free: 3.559 MB / 0.698 GB
Notification: Performance of pre-optimization done (n=63): time 4.027e-06/0.9186, allocations: 3.328 kB / 1.159 GB, free: 3.559 MB / 0.698 GB
Notification: Performance of matching and sorting (n=63): time 0.002765/0.9214, allocations: 1.152 MB / 1.16 GB, free: 3.117 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 5.618e-05/0.9215, allocations: 88.67 kB / 1.16 GB, free: 3.02 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001208/0.9227, allocations: 0.8625 MB / 1.161 GB, free: 2.738 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 5.656e-05/0.9228, allocations: 38.8 kB / 1.161 GB, free: 2.707 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0003623/0.9231, allocations: 468.7 kB / 1.161 GB, free: 2.496 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0001947/0.9233, allocations: 214.9 kB / 1.162 GB, free: 2.34 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 2.573e-05/0.9234, allocations: 9.656 kB / 1.162 GB, free: 2.34 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0001155/0.9235, allocations: 330.6 kB / 1.162 GB, free: 2.027 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003998/0.9239, allocations: 205.1 kB / 1.162 GB, free: 1.996 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004889/0.9244, allocations: 317.3 kB / 1.162 GB, free: 1.863 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0009765/0.9254, allocations: 0.5339 MB / 1.163 GB, free: 1.723 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.599e-06/0.9254, allocations: 1.906 kB / 1.163 GB, free: 1.723 MB / 0.698 GB
Notification: Performance of matching and sorting (n=75) (initialization): time 0.00134/0.9268, allocations: 0.716 MB / 1.164 GB, free: 1.543 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 9.419e-05/0.9269, allocations: 153.6 kB / 1.164 GB, free: 1.375 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.496e-06/0.9269, allocations: 2.75 kB / 1.164 GB, free: 1.375 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0005831/0.9275, allocations: 109.7 kB / 1.164 GB, free: 1.34 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004612/0.9279, allocations: 116.6 kB / 1.164 GB, free: 1.32 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.000578/0.9285, allocations: 0.6676 MB / 1.165 GB, free: 0.7656 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007533/0.9293, allocations: 95.7 kB / 1.165 GB, free: 0.7188 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.276e-05/0.9294, allocations: 22.53 kB / 1.165 GB, free: 0.7188 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 9.368e-06/0.9294, allocations: 7.469 kB / 1.165 GB, free: 0.7148 MB / 0.698 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0009813/0.9304, allocations: 0.5678 MB / 1.165 GB, free: 0.6328 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.422e-06/0.9304, allocations: 3.75 kB / 1.165 GB, free: 0.6328 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0004107/0.9308, allocations: 115.7 kB / 1.165 GB, free: 0.5938 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004065/0.9312, allocations: 109.3 kB / 1.166 GB, free: 0.5742 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0005109/0.9317, allocations: 0.6623 MB / 1.166 GB, free: 28 kB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006645/0.9324, allocations: 92.55 kB / 1.166 GB, free: 15.98 MB / 0.7136 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.144e-05/0.9325, allocations: 25.64 kB / 1.166 GB, free: 15.98 MB / 0.7136 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 0.0005633/0.9331, allocations: 332 kB / 1.167 GB, free: 15.77 MB / 0.7136 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000145/0.9332, allocations: 99.09 kB / 1.167 GB, free: 15.71 MB / 0.7136 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00177/0.935, allocations: 0.9503 MB / 1.168 GB, free: 15.46 MB / 0.7136 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001101/0.9361, allocations: 0.8545 MB / 1.168 GB, free: 15.11 MB / 0.7136 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.983e-06/0.9361, allocations: 0 / 1.168 GB, free: 15.11 MB / 0.7136 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.00046/0.9366, allocations: 268.7 kB / 1.169 GB, free: 14.91 MB / 0.7136 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000118/0.9367, allocations: 12.78 kB / 1.169 GB, free: 14.91 MB / 0.7136 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004659/0.9372, allocations: 59.67 kB / 1.169 GB, free: 14.89 MB / 0.7136 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001158/0.9373, allocations: 51.59 kB / 1.169 GB, free: 14.86 MB / 0.7136 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed!
Notification: Performance of <failed> postOpt createDAEmodeBDAE (simulation): time 0.002117/0.9394, allocations: 0.6132 MB / 1.169 GB, free: 14.66 MB / 0.7136 GB
Error: post-optimization module createDAEmodeBDAE (simulation) failed.