Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/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 8.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,fileNamePrefix="Buildings_8_0_0_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,fileNamePrefix="Buildings_8_0_0_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.633/2.633, allocations: 287.5 MB / 302.4 MB, free: 8.281 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.00167/0.00167, allocations: 179 kB / 371 MB, free: 10.89 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.092/2.092, allocations: 205.4 MB / 0.6297 GB, free: 10.61 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008754/0.0008747, allocations: 95.33 kB / 0.743 GB, free: 6.621 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0006787/0.000679, allocations: 16.27 kB / 0.8659 GB, free: 140.6 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2285/0.2293, allocations: 115.3 MB / 0.9785 GB, free: 28.27 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.02181/0.2511, allocations: 14.82 MB / 0.993 GB, free: 13.39 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01317/0.2644, allocations: 6.123 MB / 0.9989 GB, free: 7.258 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001848/0.2663, allocations: 47.81 kB / 0.999 GB, free: 7.211 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001407/0.2677, allocations: 325.7 kB / 0.9993 GB, free: 6.891 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.003977/0.2717, allocations: 1.07 MB / 1 GB, free: 5.816 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003367/0.2752, allocations: 0.7544 MB / 1.001 GB, free: 5.062 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.008135/0.2833, allocations: 5.885 MB / 1.007 GB, free: 15.16 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01482/0.2982, allocations: 5.983 MB / 1.013 GB, free: 9.117 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004229/0.3025, allocations: 1.522 MB / 1.014 GB, free: 7.59 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005947/0.3085, allocations: 2.38 MB / 1.016 GB, free: 5.203 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001396/0.3099, allocations: 212 kB / 1.017 GB, free: 4.996 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00362/0.3136, allocations: 0.6634 MB / 1.017 GB, free: 4.332 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.004385/0.3181, allocations: 1.699 MB / 1.019 GB, free: 2.629 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.00189/0.32, allocations: 0.6212 MB / 1.02 GB, free: 2 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.01/0.33, allocations: 5.54 MB / 1.025 GB, free: 12.45 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 7.234e-06/0.3301, allocations: 0 / 1.025 GB, free: 12.45 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 6.362e-06/0.3301, allocations: 0 / 1.025 GB, free: 12.45 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002058/0.3303, allocations: 7.875 kB / 1.025 GB, free: 12.44 MB / 0.6511 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.01095/0.3413, allocations: 2.872 MB / 1.028 GB, free: 9.504 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 6.706e-05/0.3414, allocations: 12.02 kB / 1.028 GB, free: 9.492 MB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001968/0.3434, allocations: 488.3 kB / 1.028 GB, free: 9.004 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02319/0.3666, allocations: 2.317 MB / 1.031 GB, free: 6.68 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006844/0.3735, allocations: 1.955 MB / 1.032 GB, free: 4.68 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003397/0.3739, allocations: 234.2 kB / 1.033 GB, free: 4.449 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001573/0.3755, allocations: 304 kB / 1.033 GB, free: 4.152 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02421/0.3997, allocations: 6.407 MB / 1.039 GB, free: 13.63 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001666/0.4, allocations: 3.938 kB / 1.039 GB, free: 13.63 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001386/0.4014, allocations: 128 kB / 1.039 GB, free: 13.5 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008974/0.4023, allocations: 321.4 kB / 1.04 GB, free: 13.19 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03203/0.4343, allocations: 6.559 MB / 1.046 GB, free: 6.613 MB / 0.6667 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.7467/1.181, allocations: 24.88 MB / 1.07 GB, free: 77.41 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01597/1.197, allocations: 5.417 MB / 1.076 GB, free: 75.49 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01308/1.21, allocations: 2.942 MB / 1.079 GB, free: 74.72 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0006163/1.211, allocations: 141.2 kB / 1.079 GB, free: 74.62 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.288e-05/1.211, allocations: 63.75 kB / 1.079 GB, free: 74.55 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=230): time 5.651e-06/1.211, allocations: 0 / 1.079 GB, free: 74.55 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=313): time 0.3563/1.567, allocations: 39.53 MB / 1.117 GB, free: 60.91 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.54e-05/1.568, allocations: 239.3 kB / 1.118 GB, free: 60.66 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002454/1.57, allocations: 1.266 MB / 1.119 GB, free: 59.88 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0008037/1.571, allocations: 81.64 kB / 1.119 GB, free: 59.8 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008586/1.572, allocations: 1.253 MB / 1.12 GB, free: 58.53 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001639/1.573, allocations: 1.049 MB / 1.121 GB, free: 57.49 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004523/1.574, allocations: 64 kB / 1.121 GB, free: 57.43 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0002338/1.574, allocations: 440.8 kB / 1.122 GB, free: 56.99 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01029/1.584, allocations: 2.735 MB / 1.124 GB, free: 54.25 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01102/1.596, allocations: 3.42 MB / 1.128 GB, free: 50.57 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01115/1.607, allocations: 3.138 MB / 1.131 GB, free: 47.42 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.702e-05/1.607, allocations: 12 kB / 1.131 GB, free: 47.41 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.04955/1.656, allocations: 10.99 MB / 1.141 GB, free: 36.36 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003564/1.657, allocations: 0.6236 MB / 1.142 GB, free: 35.48 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.052e-05/1.657, allocations: 16 kB / 1.142 GB, free: 35.46 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04046/1.697, allocations: 6.292 MB / 1.148 GB, free: 29.16 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007614/1.705, allocations: 0.9423 MB / 1.149 GB, free: 28.22 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.07196/1.777, allocations: 26.37 MB / 1.175 GB, free: 1.629 MB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007346/1.784, allocations: 0.5317 MB / 1.175 GB, free: 1.098 MB / 0.6823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008287/1.785, allocations: 140 kB / 1.176 GB, free: 0.9609 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 1.31e-05/1.785, allocations: 4 kB / 1.176 GB, free: 0.957 MB / 0.6823 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.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.01273/1.798, allocations: 3.077 MB / 1.179 GB, free: 13.86 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated