Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.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/IBPSA 4.0.0-master/package.mo", uses=false)
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-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(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,fileNamePrefix="IBPSA_latest_IBPSA_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/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001086/0.001086, allocations: 99.05 kB / 16.02 MB, free: 80 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001603/0.001603, allocations: 186 kB / 16.92 MB, free: 6.754 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.288/1.288, allocations: 223.3 MB / 241 MB, free: 5.363 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.6495/0.6495, allocations: 115.5 MB / 407.6 MB, free: 2.73 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.0002896/0.0002896, allocations: 9.031 kB / 496 MB, free: 6.262 MB / 350.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1414/0.1417, allocations: 77.53 MB / 0.5601 GB, free: 8.949 MB / 430.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01887/0.1606, allocations: 15.7 MB / 0.5754 GB, free: 9.188 MB / 446.1 MB
Notification: Performance of NFInst.instExpressions: time 0.01013/0.1708, allocations: 6.427 MB / 0.5817 GB, free: 2.742 MB / 446.1 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001432/0.1723, allocations: 39.88 kB / 0.5817 GB, free: 2.703 MB / 446.1 MB
Notification: Performance of NFTyping.typeComponents: time 0.001092/0.1734, allocations: 325.7 kB / 0.582 GB, free: 2.383 MB / 446.1 MB
Notification: Performance of NFTyping.typeBindings: time 0.003194/0.1766, allocations: 1.257 MB / 0.5833 GB, free: 1.121 MB / 446.1 MB
Notification: Performance of NFTyping.typeClassSections: time 0.002374/0.179, allocations: 0.9555 MB / 0.5842 GB, free: 168 kB / 446.1 MB
Notification: Performance of NFFlatten.flatten: time 0.2395/0.4185, allocations: 7.657 MB / 0.5917 GB, free: 13.71 MB / 446.1 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.01026/0.4287, allocations: 6.835 MB / 0.5983 GB, free: 12.51 MB / 446.1 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.003203/0.432, allocations: 1.492 MB / 0.5998 GB, free: 12.37 MB / 446.1 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.004127/0.4361, allocations: 2.413 MB / 0.6022 GB, free: 12.13 MB / 446.1 MB
Notification: Performance of NFPackage.collectConstants: time 0.001195/0.4373, allocations: 213.4 kB / 0.6024 GB, free: 12.13 MB / 446.1 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.002875/0.4402, allocations: 1.159 MB / 0.6035 GB, free: 12.12 MB / 446.1 MB
Notification: Performance of NFScalarize.scalarize: time 0.002459/0.4427, allocations: 1.71 MB / 0.6052 GB, free: 12.01 MB / 446.1 MB
Notification: Performance of NFVerifyModel.verify: time 0.001803/0.4445, allocations: 1.618 MB / 0.6067 GB, free: 11.29 MB / 446.1 MB
Notification: Performance of NFConvertDAE.convert: time 0.004714/0.4492, allocations: 6.45 MB / 0.613 GB, free: 7.691 MB / 446.1 MB
Notification: Performance of FrontEnd - DAE generated: time 3.316e-06/0.4492, allocations: 0 / 0.613 GB, free: 7.691 MB / 446.1 MB
Notification: Performance of FrontEnd: time 1.443e-06/0.4492, allocations: 3.938 kB / 0.613 GB, free: 7.688 MB / 446.1 MB
Notification: Performance of Transformations before backend: time 5.921e-05/0.4493, allocations: 0 / 0.613 GB, free: 7.688 MB / 446.1 MB
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 0.004372/0.4537, allocations: 2.844 MB / 0.6158 GB, free: 5.789 MB / 446.1 MB
Notification: Performance of prepare preOptimizeDAE: time 3.338e-05/0.4537, allocations: 9 kB / 0.6158 GB, free: 5.789 MB / 446.1 MB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0005001/0.4542, allocations: 489.5 kB / 0.6163 GB, free: 5.453 MB / 446.1 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01072/0.4649, allocations: 2.315 MB / 0.6186 GB, free: 4.352 MB / 446.1 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002685/0.4676, allocations: 1.986 MB / 0.6205 GB, free: 3.137 MB / 446.1 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001034/0.4677, allocations: 235.1 kB / 0.6207 GB, free: 3.039 MB / 446.1 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004772/0.4682, allocations: 300.8 kB / 0.621 GB, free: 2.949 MB / 446.1 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.009841/0.4781, allocations: 6.431 MB / 0.6273 GB, free: 12.95 MB / 462.1 MB
Notification: Performance of preOpt findStateOrder (simulation): time 5.551e-05/0.4781, allocations: 7.938 kB / 0.6273 GB, free: 12.94 MB / 462.1 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003754/0.4785, allocations: 128.8 kB / 0.6274 GB, free: 12.82 MB / 462.1 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004138/0.4789, allocations: 313.4 kB / 0.6277 GB, free: 12.51 MB / 462.1 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0128/0.4918, allocations: 6.59 MB / 0.6342 GB, free: 5.906 MB / 462.1 MB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02479/0.5166, allocations: 24.91 MB / 0.6585 GB, free: 11.09 MB / 494.1 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.007584/0.5242, allocations: 5.424 MB / 0.6638 GB, free: 5.305 MB / 494.1 MB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005866/0.5301, allocations: 2.917 MB / 0.6666 GB, free: 2.379 MB / 494.1 MB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002148/0.5303, allocations: 136.8 kB / 0.6668 GB, free: 2.238 MB / 494.1 MB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.924e-05/0.5303, allocations: 76.38 kB / 0.6668 GB, free: 2.152 MB / 494.1 MB
Notification: Performance of pre-optimization done (n=230): time 3.387e-06/0.5303, allocations: 0 / 0.6668 GB, free: 2.152 MB / 494.1 MB
Notification: Performance of matching and sorting (n=313): time 0.1313/0.6617, allocations: 39.59 MB / 0.7055 GB, free: 10.55 MB / 0.5294 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001011/0.6618, allocations: 243.9 kB / 0.7057 GB, free: 10.26 MB / 0.5294 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001633/0.6634, allocations: 1.271 MB / 0.707 GB, free: 8.977 MB / 0.5294 GB
Notification: Performance of collectPreVariables (initialization): time 0.0002709/0.6637, allocations: 77.7 kB / 0.707 GB, free: 8.895 MB / 0.5294 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007085/0.6644, allocations: 1.257 MB / 0.7083 GB, free: 7.625 MB / 0.5294 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008843/0.6653, allocations: 1.051 MB / 0.7093 GB, free: 6.586 MB / 0.5294 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004426/0.6658, allocations: 264.4 kB / 0.7095 GB, free: 6.32 MB / 0.5294 GB
Notification: Performance of setup shared object (initialization): time 7.614e-05/0.6659, allocations: 301.1 kB / 0.7098 GB, free: 6.023 MB / 0.5294 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00571/0.6716, allocations: 2.746 MB / 0.7125 GB, free: 3.273 MB / 0.5294 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006002/0.6776, allocations: 3.432 MB / 0.7159 GB, free: 15.57 MB / 0.545 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0121/0.6897, allocations: 6.387 MB / 0.7221 GB, free: 8.91 MB / 0.545 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.613e-05/0.6897, allocations: 4 kB / 0.7221 GB, free: 8.906 MB / 0.545 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02704/0.7168, allocations: 11.01 MB / 0.7329 GB, free: 13.84 MB / 0.5606 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004613/0.7173, allocations: 0.6239 MB / 0.7335 GB, free: 12.96 MB / 0.5606 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.382e-05/0.7173, allocations: 20 kB / 0.7335 GB, free: 12.95 MB / 0.5606 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02241/0.7397, allocations: 6.289 MB / 0.7396 GB, free: 6.645 MB / 0.5606 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00408/0.7438, allocations: 0.9438 MB / 0.7405 GB, free: 5.699 MB / 0.5606 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04328/0.7871, allocations: 26.41 MB / 0.7663 GB, free: 11.09 MB / 0.5919 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004101/0.7913, allocations: 0.5304 MB / 0.7668 GB, free: 10.56 MB / 0.5919 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005848/0.7919, allocations: 139.9 kB / 0.767 GB, free: 10.43 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 9.117e-06/0.7919, allocations: 4 kB / 0.767 GB, free: 10.42 MB / 0.5919 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 0.007036/0.7989, allocations: 3.089 MB / 0.77 GB, free: 7.312 MB / 0.5919 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated