Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.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.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.775/1.775, allocations: 288.4 MB / 304.3 MB, free: 8.059 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001267/0.001267, allocations: 176.5 kB / 372.9 MB, free: 10.17 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.647/1.647, allocations: 205.4 MB / 0.6316 GB, free: 9.945 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008347/0.000835, allocations: 86.3 kB / 0.745 GB, free: 5.852 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004113/0.0004113, allocations: 19.22 kB / 0.8681 GB, free: 141.9 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2355/0.236, allocations: 115.3 MB / 0.9808 GB, free: 27.34 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01286/0.2489, allocations: 14.82 MB / 0.9952 GB, free: 12.47 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.008186/0.2571, allocations: 6.126 MB / 1.001 GB, free: 6.328 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001397/0.2585, allocations: 39.88 kB / 1.001 GB, free: 6.289 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009978/0.2596, allocations: 329.6 kB / 1.002 GB, free: 5.965 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.002533/0.2621, allocations: 1.16 MB / 1.003 GB, free: 4.801 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001984/0.2641, allocations: 0.8005 MB / 1.003 GB, free: 4 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.004689/0.2688, allocations: 5.893 MB / 1.009 GB, free: 14.09 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009529/0.2784, allocations: 6.777 MB / 1.016 GB, free: 7.227 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002804/0.2812, allocations: 1.534 MB / 1.017 GB, free: 5.688 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003542/0.2848, allocations: 2.372 MB / 1.02 GB, free: 3.309 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.0007771/0.2856, allocations: 216 kB / 1.02 GB, free: 3.098 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002436/0.288, allocations: 1.115 MB / 1.021 GB, free: 1.98 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.001968/0.29, allocations: 1.703 MB / 1.023 GB, free: 280 kB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.001646/0.2917, allocations: 1.546 MB / 1.024 GB, free: 14.71 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.004976/0.2966, allocations: 5.571 MB / 1.03 GB, free: 9.129 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 4.708e-06/0.2967, allocations: 0 / 1.03 GB, free: 9.129 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 1.804e-06/0.2967, allocations: 4 kB / 1.03 GB, free: 9.125 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.000101/0.2968, allocations: 0 / 1.03 GB, free: 9.125 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 0.00527/0.3021, allocations: 2.83 MB / 1.032 GB, free: 6.234 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.205e-05/0.3021, allocations: 16.02 kB / 1.032 GB, free: 6.219 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01146/0.3136, allocations: 2.318 MB / 1.035 GB, free: 3.895 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004188/0.3178, allocations: 1.975 MB / 1.037 GB, free: 1.875 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001713/0.318, allocations: 234.6 kB / 1.037 GB, free: 1.645 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006905/0.3187, allocations: 311.8 kB / 1.037 GB, free: 1.34 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01205/0.3308, allocations: 6.4 MB / 1.043 GB, free: 10.83 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.542e-05/0.3309, allocations: 7.938 kB / 1.043 GB, free: 10.82 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003449/0.3312, allocations: 132 kB / 1.043 GB, free: 10.69 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004273/0.3316, allocations: 325.4 kB / 1.044 GB, free: 10.37 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01371/0.3454, allocations: 6.555 MB / 1.05 GB, free: 3.801 MB / 0.6667 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.429/0.7744, allocations: 24.88 MB / 1.074 GB, free: 74.86 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0087/0.7832, allocations: 5.415 MB / 1.08 GB, free: 72.61 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007394/0.7906, allocations: 2.943 MB / 1.083 GB, free: 71.8 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003539/0.791, allocations: 133.6 kB / 1.083 GB, free: 71.7 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.372e-05/0.7911, allocations: 63.25 kB / 1.083 GB, free: 71.64 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=230): time 4.95e-06/0.7911, allocations: 4 kB / 1.083 GB, free: 71.63 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=313): time 0.1357/0.9268, allocations: 39.58 MB / 1.121 GB, free: 56.95 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.129e-05/0.9269, allocations: 239.3 kB / 1.122 GB, free: 56.69 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001464/0.9284, allocations: 1.272 MB / 1.123 GB, free: 56 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005065/0.9289, allocations: 79.33 kB / 1.123 GB, free: 55.93 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0004995/0.9294, allocations: 1.244 MB / 1.124 GB, free: 54.84 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.000837/0.9302, allocations: 1.053 MB / 1.125 GB, free: 53.93 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002422/0.9305, allocations: 64.31 kB / 1.125 GB, free: 53.88 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001383/0.9306, allocations: 444.8 kB / 1.126 GB, free: 53.47 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005196/0.9358, allocations: 2.731 MB / 1.128 GB, free: 51.16 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005649/0.9415, allocations: 3.42 MB / 1.132 GB, free: 47.48 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01157/0.9531, allocations: 6.365 MB / 1.138 GB, free: 40.84 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.826e-05/0.9532, allocations: 4 kB / 1.138 GB, free: 40.84 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02638/0.9796, allocations: 11 MB / 1.149 GB, free: 29.78 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003005/0.9799, allocations: 0.6252 MB / 1.149 GB, free: 28.9 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.43e-05/0.98, allocations: 20 kB / 1.149 GB, free: 28.88 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02146/1.001, allocations: 6.289 MB / 1.155 GB, free: 22.58 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003946/1.005, allocations: 0.94 MB / 1.156 GB, free: 21.64 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05958/1.065, allocations: 26.37 MB / 1.182 GB, free: 11.07 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007503/1.073, allocations: 0.5342 MB / 1.183 GB, free: 10.53 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008394/1.073, allocations: 143.9 kB / 1.183 GB, free: 10.39 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.525e-05/1.074, allocations: 4 kB / 1.183 GB, free: 10.39 MB / 0.698 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 0.008765/1.082, allocations: 3.073 MB / 1.186 GB, free: 7.293 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated