Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_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 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false)
Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/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 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="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.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.7.0.x_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 0.001224/0.001223, allocations: 92.39 kB / 15.06 MB, free: 1.098 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001109/0.001109, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.622/1.622, allocations: 205.4 MB / 222.1 MB, free: 5.652 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.663/1.663, allocations: 252 MB / 0.5102 GB, free: 4.754 MB / 414.1 MB
Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.0005879/0.0005881, allocations: 19.42 kB / 0.6243 GB, free: 1.066 MB / 0.5137 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6449/0.6455, allocations: 106.3 MB / 0.7282 GB, free: 11.41 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01811/0.6637, allocations: 14.82 MB / 0.7426 GB, free: 12.55 MB / 0.5606 GB
Notification: Performance of NFInst.instExpressions: time 0.01073/0.6745, allocations: 6.146 MB / 0.7486 GB, free: 6.379 MB / 0.5606 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001661/0.6762, allocations: 39.88 kB / 0.7487 GB, free: 6.34 MB / 0.5606 GB
Notification: Performance of NFTyping.typeComponents: time 0.001323/0.6775, allocations: 321.7 kB / 0.749 GB, free: 6.023 MB / 0.5606 GB
Notification: Performance of NFTyping.typeBindings: time 0.003395/0.6809, allocations: 1.07 MB / 0.75 GB, free: 4.949 MB / 0.5606 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002679/0.6836, allocations: 0.7592 MB / 0.7508 GB, free: 4.191 MB / 0.5606 GB
Notification: Performance of NFFlatten.flatten: time 0.007564/0.6912, allocations: 5.873 MB / 0.7565 GB, free: 14.3 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.00969/0.7009, allocations: 5.989 MB / 0.7623 GB, free: 8.246 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003796/0.7047, allocations: 1.522 MB / 0.7638 GB, free: 6.719 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005071/0.7098, allocations: 2.376 MB / 0.7662 GB, free: 4.336 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006682/0.7105, allocations: 216 kB / 0.7664 GB, free: 4.125 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002098/0.7126, allocations: 0.6633 MB / 0.767 GB, free: 3.461 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.002134/0.7148, allocations: 1.699 MB / 0.7687 GB, free: 1.758 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.001494/0.7163, allocations: 0.6173 MB / 0.7693 GB, free: 1.133 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.007702/0.724, allocations: 5.538 MB / 0.7747 GB, free: 11.57 MB / 0.5919 GB
Notification: Performance of FrontEnd - DAE generated: time 1.157e-05/0.7241, allocations: 0 / 0.7747 GB, free: 11.57 MB / 0.5919 GB
Notification: Performance of FrontEnd: time 5.14e-06/0.7241, allocations: 0 / 0.7747 GB, free: 11.57 MB / 0.5919 GB
Notification: Performance of Transformations before backend: time 0.0002954/0.7244, allocations: 0 / 0.7747 GB, free: 11.57 MB / 0.5919 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 0.007865/0.7323, allocations: 2.876 MB / 0.7775 GB, free: 8.637 MB / 0.5919 GB
Notification: Performance of prepare preOptimizeDAE: time 5.153e-05/0.7323, allocations: 8.031 kB / 0.7775 GB, free: 8.629 MB / 0.5919 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01165/0.744, allocations: 2.317 MB / 0.7798 GB, free: 6.305 MB / 0.5919 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004989/0.749, allocations: 1.947 MB / 0.7817 GB, free: 4.312 MB / 0.5919 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002249/0.7493, allocations: 242.1 kB / 0.7819 GB, free: 4.074 MB / 0.5919 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001164/0.7505, allocations: 304 kB / 0.7822 GB, free: 3.777 MB / 0.5919 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01815/0.7686, allocations: 6.407 MB / 0.7884 GB, free: 13.26 MB / 0.6075 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001606/0.7688, allocations: 3.906 kB / 0.7884 GB, free: 13.25 MB / 0.6075 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001261/0.7701, allocations: 128 kB / 0.7886 GB, free: 13.13 MB / 0.6075 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006698/0.7708, allocations: 317.4 kB / 0.7889 GB, free: 12.82 MB / 0.6075 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0182/0.789, allocations: 6.566 MB / 0.7953 GB, free: 6.234 MB / 0.6075 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0439/0.833, allocations: 24.87 MB / 0.8196 GB, free: 11.3 MB / 0.6387 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009575/0.8426, allocations: 5.419 MB / 0.8249 GB, free: 5.516 MB / 0.6387 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006694/0.8494, allocations: 2.945 MB / 0.8277 GB, free: 2.551 MB / 0.6387 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004752/0.8499, allocations: 139 kB / 0.8279 GB, free: 2.398 MB / 0.6387 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.218e-05/0.85, allocations: 60.5 kB / 0.8279 GB, free: 2.328 MB / 0.6387 GB
Notification: Performance of pre-optimization done (n=230): time 4.679e-06/0.85, allocations: 0 / 0.8279 GB, free: 2.328 MB / 0.6387 GB
Notification: Performance of matching and sorting (n=313): time 0.1548/1.005, allocations: 39.53 MB / 0.8665 GB, free: 10.75 MB / 0.6856 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002123/1.005, allocations: 239.9 kB / 0.8668 GB, free: 10.46 MB / 0.6856 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002711/1.008, allocations: 1.275 MB / 0.868 GB, free: 9.172 MB / 0.6856 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006082/1.008, allocations: 73.7 kB / 0.8681 GB, free: 9.094 MB / 0.6856 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001166/1.01, allocations: 1.243 MB / 0.8693 GB, free: 7.832 MB / 0.6856 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001632/1.011, allocations: 1.055 MB / 0.8703 GB, free: 6.762 MB / 0.6856 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005218/1.012, allocations: 64 kB / 0.8704 GB, free: 6.699 MB / 0.6856 GB
Notification: Performance of setup shared object (initialization): time 0.0003253/1.012, allocations: 440.8 kB / 0.8708 GB, free: 6.262 MB / 0.6856 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006787/1.019, allocations: 2.735 MB / 0.8735 GB, free: 3.523 MB / 0.6856 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007221/1.026, allocations: 3.424 MB / 0.8768 GB, free: 15.84 MB / 0.7012 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006884/1.033, allocations: 3.146 MB / 0.8799 GB, free: 12.68 MB / 0.7012 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.255e-05/1.033, allocations: 4 kB / 0.8799 GB, free: 12.67 MB / 0.7012 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02785/1.061, allocations: 11 MB / 0.8906 GB, free: 1.617 MB / 0.7012 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005651/1.062, allocations: 0.6257 MB / 0.8912 GB, free: 0.7344 MB / 0.7012 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.471e-05/1.062, allocations: 20 kB / 0.8913 GB, free: 0.7148 MB / 0.7012 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02182/1.084, allocations: 6.287 MB / 0.8974 GB, free: 10.41 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004377/1.088, allocations: 0.9361 MB / 0.8983 GB, free: 9.477 MB / 0.7169 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5974/1.685, allocations: 26.37 MB / 0.9241 GB, free: 153.4 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003936/1.689, allocations: 0.5331 MB / 0.9246 GB, free: 153.4 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003148/1.69, allocations: 141.3 kB / 0.9247 GB, free: 153.3 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 9.668e-06/1.69, allocations: 6.906 kB / 0.9247 GB, free: 153.3 MB / 0.7169 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 0.005774/1.695, allocations: 3.073 MB / 0.9277 GB, free: 152.2 MB / 0.7169 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated