Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.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/Buildings 11.0.0-master/package.mo", uses=false)
Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001177/0.001177, allocations: 84.38 kB / 15.06 MB, free: 1.09 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001461/0.001461, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.521/1.521, allocations: 223.3 MB / 240 MB, free: 5.41 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.897/2.897, allocations: 462.6 MB / 0.736 GB, free: 15.75 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004174/0.0004175, allocations: 8.844 kB / 0.9022 GB, free: 36.68 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4043/0.4047, allocations: 159.6 MB / 1.058 GB, free: 5.309 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01891/0.4237, allocations: 14.85 MB / 1.073 GB, free: 6.41 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.01321/0.437, allocations: 6.109 MB / 1.079 GB, free: 296 kB / 0.8262 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002104/0.4391, allocations: 39.88 kB / 1.079 GB, free: 256 kB / 0.8262 GB
Notification: Performance of NFTyping.typeComponents: time 0.001569/0.4407, allocations: 325.7 kB / 1.079 GB, free: 15.93 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.003971/0.4447, allocations: 1.074 MB / 1.08 GB, free: 14.85 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003541/0.4483, allocations: 0.7555 MB / 1.081 GB, free: 14.1 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.00839/0.4567, allocations: 5.892 MB / 1.086 GB, free: 8.191 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01171/0.4685, allocations: 5.978 MB / 1.092 GB, free: 2.141 MB / 0.8419 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00369/0.4722, allocations: 1.534 MB / 1.094 GB, free: 0.6016 MB / 0.8419 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005513/0.4777, allocations: 2.38 MB / 1.096 GB, free: 14.21 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.001205/0.479, allocations: 216 kB / 1.096 GB, free: 14 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003066/0.482, allocations: 0.6672 MB / 1.097 GB, free: 13.33 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.003622/0.4857, allocations: 1.707 MB / 1.099 GB, free: 11.62 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.001927/0.4876, allocations: 0.6134 MB / 1.099 GB, free: 11 MB / 0.8575 GB
Notification: Performance of NFConvertDAE.convert: time 0.009126/0.4968, allocations: 5.541 MB / 1.105 GB, free: 5.449 MB / 0.8575 GB
Notification: Performance of FrontEnd - DAE generated: time 7.625e-06/0.4968, allocations: 0 / 1.105 GB, free: 5.449 MB / 0.8575 GB
Notification: Performance of FrontEnd: time 2.335e-06/0.4969, allocations: 0 / 1.105 GB, free: 5.449 MB / 0.8575 GB
Notification: Performance of Transformations before backend: time 0.0003052/0.4972, allocations: 0 / 1.105 GB, free: 5.449 MB / 0.8575 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 0.009935/0.5071, allocations: 2.87 MB / 1.107 GB, free: 2.52 MB / 0.8575 GB
Notification: Performance of prepare preOptimizeDAE: time 4.768e-05/0.5072, allocations: 12.03 kB / 1.107 GB, free: 2.508 MB / 0.8575 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0124/0.5196, allocations: 2.309 MB / 1.11 GB, free: 196 kB / 0.8575 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005809/0.5254, allocations: 1.951 MB / 1.112 GB, free: 14.2 MB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003021/0.5258, allocations: 234.2 kB / 1.112 GB, free: 13.96 MB / 0.8731 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001742/0.5275, allocations: 311.9 kB / 1.112 GB, free: 13.66 MB / 0.8731 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01968/0.5472, allocations: 6.399 MB / 1.118 GB, free: 7.148 MB / 0.8731 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001684/0.5474, allocations: 0 / 1.118 GB, free: 7.148 MB / 0.8731 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001553/0.549, allocations: 139.8 kB / 1.118 GB, free: 7.012 MB / 0.8731 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005903/0.5496, allocations: 321.3 kB / 1.119 GB, free: 6.695 MB / 0.8731 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01723/0.5669, allocations: 6.566 MB / 1.125 GB, free: 116 kB / 0.8731 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03882/0.6057, allocations: 24.9 MB / 1.15 GB, free: 5.156 MB / 0.9044 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009071/0.6149, allocations: 5.409 MB / 1.155 GB, free: 15.39 MB / 0.92 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006518/0.6214, allocations: 2.94 MB / 1.158 GB, free: 12.43 MB / 0.92 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004176/0.6219, allocations: 131 kB / 1.158 GB, free: 12.29 MB / 0.92 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.427e-05/0.622, allocations: 68.44 kB / 1.158 GB, free: 12.21 MB / 0.92 GB
Notification: Performance of pre-optimization done (n=230): time 5.53e-06/0.622, allocations: 0 / 1.158 GB, free: 12.21 MB / 0.92 GB
Notification: Performance of matching and sorting (n=313): time 0.1376/0.7596, allocations: 39.53 MB / 1.196 GB, free: 4.621 MB / 0.9512 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001621/0.7598, allocations: 239.9 kB / 1.197 GB, free: 4.336 MB / 0.9512 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002201/0.762, allocations: 1.275 MB / 1.198 GB, free: 3.047 MB / 0.9512 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006467/0.7627, allocations: 77.7 kB / 1.198 GB, free: 2.965 MB / 0.9512 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009501/0.7636, allocations: 1.239 MB / 1.199 GB, free: 1.707 MB / 0.9512 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001551/0.7652, allocations: 1.051 MB / 1.2 GB, free: 0.6406 MB / 0.9512 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005139/0.7657, allocations: 64 kB / 1.2 GB, free: 0.5781 MB / 0.9512 GB
Notification: Performance of setup shared object (initialization): time 0.0003085/0.766, allocations: 440.8 kB / 1.201 GB, free: 144 kB / 0.9512 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006411/0.7725, allocations: 2.738 MB / 1.203 GB, free: 13.4 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007062/0.7796, allocations: 3.427 MB / 1.207 GB, free: 9.711 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007217/0.7868, allocations: 3.138 MB / 1.21 GB, free: 6.555 MB / 0.9669 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.269e-05/0.7869, allocations: 4 kB / 1.21 GB, free: 6.551 MB / 0.9669 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.0302/0.8171, allocations: 11 MB / 1.221 GB, free: 11.5 MB / 0.9825 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006356/0.8178, allocations: 0.6277 MB / 1.221 GB, free: 10.61 MB / 0.9825 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.471e-05/0.8179, allocations: 20 kB / 1.221 GB, free: 10.59 MB / 0.9825 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02208/0.8399, allocations: 6.291 MB / 1.227 GB, free: 4.285 MB / 0.9825 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004149/0.8441, allocations: 0.9399 MB / 1.228 GB, free: 3.344 MB / 0.9825 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7579/1.602, allocations: 26.38 MB / 1.254 GB, free: 168.1 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004146/1.606, allocations: 0.5324 MB / 1.255 GB, free: 168.1 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005706/1.607, allocations: 142.1 kB / 1.255 GB, free: 168.1 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.29e-05/1.607, allocations: 5.719 kB / 1.255 GB, free: 168.1 MB / 0.9981 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 0.006915/1.614, allocations: 3.076 MB / 1.258 GB, free: 168 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated