Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/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 7.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.242/2.242, allocations: 251.1 MB / 266.7 MB, free: 11.63 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001395/0.001395, allocations: 182 kB / 326.2 MB, free: 2.855 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.394/2.394, allocations: 205.4 MB / 0.5772 GB, free: 20.79 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001023/0.001022, allocations: 87.59 kB / 0.6817 GB, free: 13.64 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.00063/0.0006302, allocations: 15.72 kB / 0.7957 GB, free: 135.5 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2289/0.2295, allocations: 106.3 MB / 0.8995 GB, free: 65.5 MB / 0.6042 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.9875/1.217, allocations: 192 MB / 1.087 GB, free: 54.27 MB / 0.698 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.000434/1.218, allocations: 124.5 kB / 1.087 GB, free: 54.27 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 0.4665/1.684, allocations: 123.8 MB / 1.208 GB, free: 14.84 MB / 0.7136 GB Notification: Performance of FrontEnd: time 2.585e-06/1.684, allocations: 0 / 1.208 GB, free: 14.84 MB / 0.7136 GB Notification: Performance of Transformations before backend: time 0.0002809/1.684, allocations: 63.91 kB / 1.208 GB, free: 14.78 MB / 0.7136 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 863 * Number of variables: 863 Notification: Performance of Generate backend data structure: time 0.01442/1.699, allocations: 2.833 MB / 1.211 GB, free: 12.02 MB / 0.7136 GB Notification: Performance of prepare preOptimizeDAE: time 4.826e-05/1.699, allocations: 8.031 kB / 1.211 GB, free: 12.01 MB / 0.7136 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02332/1.722, allocations: 2.092 MB / 1.213 GB, free: 9.914 MB / 0.7136 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007637/1.73, allocations: 1.993 MB / 1.215 GB, free: 7.887 MB / 0.7136 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000394/1.73, allocations: 242.2 kB / 1.215 GB, free: 7.66 MB / 0.7136 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002175/1.733, allocations: 298.9 kB / 1.215 GB, free: 7.379 MB / 0.7136 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02578/1.758, allocations: 5.863 MB / 1.221 GB, free: 1.434 MB / 0.7136 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001315/1.759, allocations: 7.938 kB / 1.221 GB, free: 1.426 MB / 0.7136 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001231/1.76, allocations: 130.9 kB / 1.221 GB, free: 1.309 MB / 0.7136 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009213/1.761, allocations: 285.2 kB / 1.221 GB, free: 1.027 MB / 0.7136 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02841/1.789, allocations: 6.013 MB / 1.227 GB, free: 11 MB / 0.7292 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.06271/1.852, allocations: 24.78 MB / 1.252 GB, free: 288 kB / 0.7448 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0175/1.87, allocations: 5.469 MB / 1.257 GB, free: 10.46 MB / 0.7605 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01211/1.882, allocations: 2.798 MB / 1.26 GB, free: 7.648 MB / 0.7605 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005496/1.882, allocations: 138.5 kB / 1.26 GB, free: 7.504 MB / 0.7605 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.591e-05/1.882, allocations: 64.55 kB / 1.26 GB, free: 7.434 MB / 0.7605 GB Notification: Performance of pre-optimization done (n=230): time 5.61e-06/1.882, allocations: 4 kB / 1.26 GB, free: 7.43 MB / 0.7605 GB Notification: Performance of matching and sorting (n=305): time 0.2697/2.152, allocations: 36.08 MB / 1.295 GB, free: 3.297 MB / 0.7917 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001612/2.152, allocations: 243.9 kB / 1.295 GB, free: 3.008 MB / 0.7917 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003005/2.155, allocations: 1.253 MB / 1.297 GB, free: 1.738 MB / 0.7917 GB Notification: Performance of collectPreVariables (initialization): time 0.0009473/2.156, allocations: 77.7 kB / 1.297 GB, free: 1.656 MB / 0.7917 GB Notification: Performance of collectInitialEqns (initialization): time 0.001331/2.158, allocations: 1.234 MB / 1.298 GB, free: 424 kB / 0.7917 GB Notification: Performance of collectInitialBindings (initialization): time 0.002128/2.16, allocations: 1.029 MB / 1.299 GB, free: 15.39 MB / 0.8073 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005528/2.16, allocations: 64 kB / 1.299 GB, free: 15.33 MB / 0.8073 GB Notification: Performance of setup shared object (initialization): time 0.0003779/2.161, allocations: 432.6 kB / 1.299 GB, free: 14.9 MB / 0.8073 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01175/2.173, allocations: 2.77 MB / 1.302 GB, free: 12.12 MB / 0.8073 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01279/2.185, allocations: 3.464 MB / 1.305 GB, free: 8.387 MB / 0.8073 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01281/2.198, allocations: 3.176 MB / 1.308 GB, free: 5.191 MB / 0.8073 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.5e-05/2.198, allocations: 8 kB / 1.308 GB, free: 5.184 MB / 0.8073 GB Notification: Performance of matching and sorting (n=406) (initialization): time 0.04743/2.246, allocations: 9.965 MB / 1.318 GB, free: 11.16 MB / 0.823 GB Notification: Performance of prepare postOptimizeDAE: time 0.0006099/2.247, allocations: 0.6358 MB / 1.319 GB, free: 10.26 MB / 0.823 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.138e-05/2.247, allocations: 20 kB / 1.319 GB, free: 10.24 MB / 0.823 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.06105/2.308, allocations: 7.87 MB / 1.327 GB, free: 2.355 MB / 0.823 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007841/2.316, allocations: 0.8423 MB / 1.327 GB, free: 1.512 MB / 0.823 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05056/2.366, allocations: 17.13 MB / 1.344 GB, free: 216 kB / 0.8386 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007765/2.374, allocations: 0.5302 MB / 1.345 GB, free: 15.68 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001159/2.375, allocations: 187.8 kB / 1.345 GB, free: 15.5 MB / 0.8542 GB Notification: Performance of prepare postOptimizeDAE: time 1.275e-05/2.375, allocations: 4 kB / 1.345 GB, free: 15.49 MB / 0.8542 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 postOpt replaceHomotopyWithSimplified (initialization): time 0.01401/2.389, allocations: 3.177 MB / 1.348 GB, free: 12.29 MB / 0.8542 GB Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed. Error: No system for the symbolic initialization was generated