Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_master_IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume.conf.json
Using package ModelicaServices with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package IBPSA with version 3.0.0 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 3.0.0-master/package.mo)
Using package Complex with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Running command: translateModel(IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_master_IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume")
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.004379/0.004385, allocations: 359.5 kB / 16.59 MB, free: 5.562 MB / 13.93 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 3.0.0-master/package.mo): time 1.57/1.57, allocations: 165.8 MB / 183.1 MB, free: 5.441 MB / 138.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 4.42/4.42, allocations: 410.7 MB / 0.6001 GB, free: 15.11 MB / 298.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001889/0.001888, allocations: 198.1 kB / 0.6668 GB, free: 6.914 MB / 298.7 MB
Notification: Performance of FrontEnd - loaded program: time 0.0005168/0.0005169, allocations: 12 kB / 0.7429 GB, free: 8.953 MB / 378.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4747/0.4752, allocations: 67.43 MB / 0.8087 GB, free: 28.79 MB / 378.7 MB
Notification: Performance of NFInst.instantiate(IBPSA.Airflow.Multizone.Examples.ChimneyShaftNoVolume): time 0.7302/1.206, allocations: 152.2 MB / 0.9573 GB, free: 2.035 MB / 474.7 MB
Notification: Performance of NFInst.instExpressions: time 0.01813/1.224, allocations: 8.051 MB / 0.9652 GB, free: 1.93 MB / 474.7 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002577/1.226, allocations: 35.69 kB / 0.9652 GB, free: 1.93 MB / 474.7 MB
Notification: Performance of NFTyping.typeComponents: time 0.003135/1.23, allocations: 0.5551 MB / 0.9658 GB, free: 1.93 MB / 474.7 MB
Notification: Performance of NFTyping.typeBindings: time 0.007518/1.237, allocations: 1.526 MB / 0.9673 GB, free: 1.906 MB / 474.7 MB
Notification: Performance of NFTyping.typeClassSections: time 0.006303/1.243, allocations: 1.245 MB / 0.9685 GB, free: 1.879 MB / 474.7 MB
Notification: Performance of NFFlatten.flatten: time 0.006009/1.25, allocations: 3.093 MB / 0.9715 GB, free: 1.875 MB / 474.7 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.002143/1.252, allocations: 0.7213 MB / 0.9722 GB, free: 1.793 MB / 474.7 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.002897/1.255, allocations: 0.8316 MB / 0.973 GB, free: 1.789 MB / 474.7 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.002699/1.257, allocations: 0.916 MB / 0.9739 GB, free: 1.781 MB / 474.7 MB
Notification: Performance of NFPackage.collectConstants: time 0.0004776/1.258, allocations: 43.88 kB / 0.974 GB, free: 1.781 MB / 474.7 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.003858/1.262, allocations: 0.8298 MB / 0.9748 GB, free: 1.777 MB / 474.7 MB
Notification: Performance of NFScalarize.scalarize: time 0.0007068/1.263, allocations: 210 kB / 0.975 GB, free: 1.777 MB / 474.7 MB
Notification: Performance of NFVerifyModel.verify: time 0.0006408/1.263, allocations: 239.3 kB / 0.9752 GB, free: 1.746 MB / 474.7 MB
Notification: Performance of NFConvertDAE.convert: time 0.003076/1.266, allocations: 1.228 MB / 0.9764 GB, free: 1.633 MB / 474.7 MB
Notification: Performance of FrontEnd - DAE generated: time 5.781e-06/1.266, allocations: 0 / 0.9764 GB, free: 1.633 MB / 474.7 MB
Notification: Performance of FrontEnd: time 1.904e-06/1.266, allocations: 0 / 0.9764 GB, free: 1.633 MB / 474.7 MB
Notification: Performance of Transformations before backend: time 5.47e-05/1.266, allocations: 0 / 0.9764 GB, free: 1.633 MB / 474.7 MB
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 0.004302/1.271, allocations: 1.381 MB / 0.9777 GB, free: 0.8164 MB / 474.7 MB
Notification: Performance of prepare preOptimizeDAE: time 5.413e-05/1.271, allocations: 10.48 kB / 0.9777 GB, free: 0.8164 MB / 474.7 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0006496/1.272, allocations: 139.8 kB / 0.9779 GB, free: 0.7461 MB / 474.7 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002422/1.274, allocations: 0.8162 MB / 0.9787 GB, free: 448 kB / 474.7 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.125e-05/1.274, allocations: 61.88 kB / 0.9787 GB, free: 444 kB / 474.7 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001786/1.274, allocations: 77.67 kB / 0.9788 GB, free: 440 kB / 474.7 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.002409/1.277, allocations: 0.868 MB / 0.9797 GB, free: 272 kB / 474.7 MB
Notification: Performance of preOpt findStateOrder (simulation): time 4.475e-05/1.277, allocations: 2.625 kB / 0.9797 GB, free: 272 kB / 474.7 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001161/1.277, allocations: 33.38 kB / 0.9797 GB, free: 272 kB / 474.7 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.478e-05/1.277, allocations: 24.72 kB / 0.9797 GB, free: 268 kB / 474.7 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002043/1.279, allocations: 0.6354 MB / 0.9803 GB, free: 188 kB / 474.7 MB
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 0.008494/1.288, allocations: 3.966 MB / 0.9842 GB, free: 13.47 MB / 490.7 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.001969/1.29, allocations: 0.5795 MB / 0.9848 GB, free: 13.38 MB / 490.7 MB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0008908/1.291, allocations: 298.2 kB / 0.9851 GB, free: 13.34 MB / 490.7 MB
Notification: Performance of preOpt evalFunc (simulation): time 0.001585/1.292, allocations: 1.241 MB / 0.9863 GB, free: 11.9 MB / 490.7 MB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.00122/1.293, allocations: 330.6 kB / 0.9866 GB, free: 11.78 MB / 490.7 MB
Notification: Performance of pre-optimization done (n=63): time 5.6e-06/1.293, allocations: 4 kB / 0.9866 GB, free: 11.78 MB / 490.7 MB
Notification: Performance of matching and sorting (n=63): time 0.004587/1.298, allocations: 1.156 MB / 0.9877 GB, free: 11.34 MB / 490.7 MB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.672e-05/1.298, allocations: 86.92 kB / 0.9878 GB, free: 11.24 MB / 490.7 MB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001923/1.3, allocations: 0.8536 MB / 0.9886 GB, free: 10.97 MB / 490.7 MB
Notification: Performance of collectPreVariables (initialization): time 0.0001998/1.3, allocations: 44.91 kB / 0.9887 GB, free: 10.93 MB / 490.7 MB
Notification: Performance of collectInitialEqns (initialization): time 0.0005348/1.301, allocations: 471.2 kB / 0.9891 GB, free: 10.72 MB / 490.7 MB
Notification: Performance of collectInitialBindings (initialization): time 0.0004066/1.301, allocations: 220.3 kB / 0.9893 GB, free: 10.57 MB / 490.7 MB
Notification: Performance of simplifyInitialFunctions (initialization): time 4.701e-05/1.301, allocations: 6.688 kB / 0.9893 GB, free: 10.57 MB / 490.7 MB
Notification: Performance of setup shared object (initialization): time 0.0001916/1.302, allocations: 332.8 kB / 0.9897 GB, free: 10.25 MB / 490.7 MB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.000773/1.302, allocations: 206.9 kB / 0.9899 GB, free: 10.22 MB / 490.7 MB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008443/1.303, allocations: 316.4 kB / 0.9902 GB, free: 10.09 MB / 490.7 MB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0007941/1.304, allocations: 248.2 kB / 0.9904 GB, free: 10.07 MB / 490.7 MB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.082e-06/1.304, allocations: 0 / 0.9904 GB, free: 10.07 MB / 490.7 MB
Notification: Performance of matching and sorting (n=75) (initialization): time 0.00232/1.306, allocations: 0.7081 MB / 0.9911 GB, free: 9.906 MB / 490.7 MB
Notification: Performance of prepare postOptimizeDAE: time 0.0001599/1.307, allocations: 156.8 kB / 0.9912 GB, free: 9.734 MB / 490.7 MB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.248e-05/1.307, allocations: 3.312 kB / 0.9912 GB, free: 9.734 MB / 490.7 MB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0008862/1.308, allocations: 109.8 kB / 0.9913 GB, free: 9.703 MB / 490.7 MB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009578/1.309, allocations: 116.5 kB / 0.9915 GB, free: 9.691 MB / 490.7 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00095/1.31, allocations: 0.668 MB / 0.9921 GB, free: 9.145 MB / 490.7 MB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001414/1.311, allocations: 96.14 kB / 0.9922 GB, free: 9.094 MB / 490.7 MB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001175/1.311, allocations: 26.44 kB / 0.9922 GB, free: 9.094 MB / 490.7 MB
Notification: Performance of prepare postOptimizeDAE: time 1.455e-05/1.311, allocations: 2.938 kB / 0.9922 GB, free: 9.094 MB / 490.7 MB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001715/1.313, allocations: 0.5691 MB / 0.9928 GB, free: 9.023 MB / 490.7 MB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.476e-06/1.313, allocations: 3.312 kB / 0.9928 GB, free: 9.023 MB / 490.7 MB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0007753/1.314, allocations: 107.2 kB / 0.9929 GB, free: 8.992 MB / 490.7 MB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008816/1.315, allocations: 120.7 kB / 0.993 GB, free: 8.973 MB / 490.7 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0009358/1.316, allocations: 0.6584 MB / 0.9937 GB, free: 8.43 MB / 490.7 MB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0014/1.317, allocations: 91.7 kB / 0.9937 GB, free: 8.383 MB / 490.7 MB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001473/1.317, allocations: 29.16 kB / 0.9938 GB, free: 8.383 MB / 490.7 MB
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 0.0008697/1.318, allocations: 327.1 kB / 0.9941 GB, free: 8.18 MB / 490.7 MB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000422/1.319, allocations: 100.5 kB / 0.9942 GB, free: 8.129 MB / 490.7 MB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003217/1.322, allocations: 0.9483 MB / 0.9951 GB, free: 7.875 MB / 490.7 MB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.002247/1.324, allocations: 0.8581 MB / 0.9959 GB, free: 7.52 MB / 490.7 MB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.446e-05/1.324, allocations: 0 / 0.9959 GB, free: 7.52 MB / 490.7 MB
Notification: Performance of postOpt removeConstants (simulation): time 0.0009871/1.325, allocations: 269.6 kB / 0.9962 GB, free: 7.324 MB / 490.7 MB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002096/1.325, allocations: 12.72 kB / 0.9962 GB, free: 7.324 MB / 490.7 MB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00097/1.326, allocations: 59.11 kB / 0.9963 GB, free: 7.305 MB / 490.7 MB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002071/1.327, allocations: 48.7 kB / 0.9963 GB, free: 7.281 MB / 490.7 MB
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 0.002474/1.329, allocations: 0.6192 MB / 0.9969 GB, free: 7.09 MB / 490.7 MB
Error: post-optimization module createDAEmodeBDAE (simulation) failed.