Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/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 8.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo) Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,fileNamePrefix="Buildings_8_0_0_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_DD",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,fileNamePrefix="Buildings_8_0_0_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_DD",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.655/2.655, allocations: 287.5 MB / 302.4 MB, free: 8.375 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001418/0.001417, allocations: 176.5 kB / 371 MB, free: 10.85 MB / 298.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.169/2.169, allocations: 205.4 MB / 0.6297 GB, free: 10.57 MB / 458.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008819/0.0008817, allocations: 93.16 kB / 0.743 GB, free: 6.57 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.0006313/0.0006317, allocations: 11.39 kB / 0.8659 GB, free: 141 MB / 0.6198 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2164/0.217, allocations: 115.3 MB / 0.9785 GB, free: 28.22 MB / 0.6198 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD): time 0.02117/0.2383, allocations: 14.8 MB / 0.9929 GB, free: 13.36 MB / 0.6198 GB Notification: Performance of NFInst.instExpressions: time 0.0124/0.2507, allocations: 6.138 MB / 0.9989 GB, free: 7.211 MB / 0.6198 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001719/0.2525, allocations: 43.81 kB / 0.999 GB, free: 7.168 MB / 0.6198 GB Notification: Performance of NFTyping.typeComponents: time 0.001122/0.2537, allocations: 325.7 kB / 0.9993 GB, free: 6.848 MB / 0.6198 GB Notification: Performance of NFTyping.typeBindings: time 0.003586/0.2573, allocations: 1.074 MB / 1 GB, free: 5.77 MB / 0.6198 GB Notification: Performance of NFTyping.typeClassSections: time 0.003041/0.2604, allocations: 0.7492 MB / 1.001 GB, free: 5.02 MB / 0.6198 GB Notification: Performance of NFFlatten.flatten: time 0.007732/0.2681, allocations: 5.877 MB / 1.007 GB, free: 15.13 MB / 0.6355 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01359/0.2818, allocations: 5.983 MB / 1.013 GB, free: 9.082 MB / 0.6355 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003814/0.2856, allocations: 1.526 MB / 1.014 GB, free: 7.551 MB / 0.6355 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005877/0.2916, allocations: 2.384 MB / 1.016 GB, free: 5.16 MB / 0.6355 GB Notification: Performance of NFPackage.collectConstants: time 0.001305/0.2929, allocations: 212 kB / 1.017 GB, free: 4.953 MB / 0.6355 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003387/0.2963, allocations: 0.6556 MB / 1.017 GB, free: 4.297 MB / 0.6355 GB Notification: Performance of NFScalarize.scalarize: time 0.0037/0.3001, allocations: 1.707 MB / 1.019 GB, free: 2.586 MB / 0.6355 GB Notification: Performance of NFVerifyModel.verify: time 0.00173/0.3019, allocations: 0.6134 MB / 1.02 GB, free: 1.965 MB / 0.6355 GB Notification: Performance of NFConvertDAE.convert: time 0.009256/0.3112, allocations: 5.54 MB / 1.025 GB, free: 12.41 MB / 0.6511 GB Notification: Performance of FrontEnd - DAE generated: time 7.144e-06/0.3112, allocations: 0 / 1.025 GB, free: 12.41 MB / 0.6511 GB Notification: Performance of FrontEnd: time 2.945e-06/0.3112, allocations: 4 kB / 1.025 GB, free: 12.41 MB / 0.6511 GB Notification: Performance of Transformations before backend: time 0.0002061/0.3115, allocations: 0 / 1.025 GB, free: 12.41 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 0.01055/0.322, allocations: 2.872 MB / 1.028 GB, free: 9.473 MB / 0.6511 GB Notification: Performance of prepare preOptimizeDAE: time 5.379e-05/0.3221, allocations: 12.02 kB / 1.028 GB, free: 9.461 MB / 0.6511 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001819/0.3239, allocations: 0.4886 MB / 1.028 GB, free: 8.961 MB / 0.6511 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.03508/0.359, allocations: 2.317 MB / 1.031 GB, free: 6.637 MB / 0.6511 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.009712/0.3688, allocations: 1.943 MB / 1.032 GB, free: 4.648 MB / 0.6511 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004917/0.3694, allocations: 234.2 kB / 1.033 GB, free: 4.418 MB / 0.6511 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002191/0.3716, allocations: 308 kB / 1.033 GB, free: 4.117 MB / 0.6511 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03515/0.4068, allocations: 6.399 MB / 1.039 GB, free: 13.61 MB / 0.6667 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001979/0.4071, allocations: 11.92 kB / 1.039 GB, free: 13.59 MB / 0.6667 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001714/0.4088, allocations: 128 kB / 1.039 GB, free: 13.47 MB / 0.6667 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.001255/0.4101, allocations: 321.4 kB / 1.04 GB, free: 13.15 MB / 0.6667 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04156/0.4517, allocations: 6.566 MB / 1.046 GB, free: 6.57 MB / 0.6667 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.7964/1.248, allocations: 24.87 MB / 1.07 GB, free: 77.45 MB / 0.6823 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01548/1.264, allocations: 5.412 MB / 1.076 GB, free: 75.52 MB / 0.6823 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01272/1.276, allocations: 2.948 MB / 1.079 GB, free: 74.76 MB / 0.6823 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0006179/1.277, allocations: 136.7 kB / 1.079 GB, free: 74.66 MB / 0.6823 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.987e-05/1.277, allocations: 67.34 kB / 1.079 GB, free: 74.6 MB / 0.6823 GB Notification: Performance of pre-optimization done (n=230): time 5.811e-06/1.277, allocations: 2.297 kB / 1.079 GB, free: 74.6 MB / 0.6823 GB Notification: Performance of matching and sorting (n=313): time 0.3029/1.58, allocations: 39.53 MB / 1.117 GB, free: 60.96 MB / 0.6823 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001494/1.58, allocations: 243.3 kB / 1.118 GB, free: 60.7 MB / 0.6823 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003737/1.584, allocations: 1.267 MB / 1.119 GB, free: 59.88 MB / 0.6823 GB Notification: Performance of collectPreVariables (initialization): time 0.0009687/1.585, allocations: 77.7 kB / 1.119 GB, free: 59.79 MB / 0.6823 GB Notification: Performance of collectInitialEqns (initialization): time 0.001404/1.587, allocations: 1.247 MB / 1.12 GB, free: 58.54 MB / 0.6823 GB Notification: Performance of collectInitialBindings (initialization): time 0.002221/1.589, allocations: 1.048 MB / 1.121 GB, free: 57.5 MB / 0.6823 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007269/1.59, allocations: 64 kB / 1.121 GB, free: 57.43 MB / 0.6823 GB Notification: Performance of setup shared object (initialization): time 0.000377/1.59, allocations: 444.8 kB / 1.122 GB, free: 56.99 MB / 0.6823 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0155/1.606, allocations: 2.738 MB / 1.124 GB, free: 54.25 MB / 0.6823 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01628/1.622, allocations: 3.42 MB / 1.128 GB, free: 50.57 MB / 0.6823 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01668/1.639, allocations: 3.142 MB / 1.131 GB, free: 47.41 MB / 0.6823 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.599e-05/1.639, allocations: 4 kB / 1.131 GB, free: 47.41 MB / 0.6823 GB Notification: Performance of matching and sorting (n=414) (initialization): time 0.07397/1.713, allocations: 11 MB / 1.141 GB, free: 36.36 MB / 0.6823 GB Notification: Performance of prepare postOptimizeDAE: time 0.0005336/1.713, allocations: 0.6244 MB / 1.142 GB, free: 35.48 MB / 0.6823 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.724e-05/1.713, allocations: 20 kB / 1.142 GB, free: 35.46 MB / 0.6823 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.05993/1.773, allocations: 6.288 MB / 1.148 GB, free: 29.16 MB / 0.6823 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01123/1.785, allocations: 0.9401 MB / 1.149 GB, free: 28.22 MB / 0.6823 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.07955/1.864, allocations: 26.37 MB / 1.175 GB, free: 1.625 MB / 0.6823 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007295/1.872, allocations: 0.5258 MB / 1.175 GB, free: 1.102 MB / 0.6823 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009723/1.873, allocations: 143.9 kB / 1.176 GB, free: 0.9609 MB / 0.6823 GB Notification: Performance of prepare postOptimizeDAE: time 1.865e-05/1.873, allocations: 11.84 kB / 1.176 GB, free: 0.9531 MB / 0.6823 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 0.01298/1.886, allocations: 3.071 MB / 1.179 GB, free: 13.86 MB / 0.698 GB Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed. Error: No system for the symbolic initialization was generated