Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_master_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.conf.json
Using package ModelicaServices with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 9.0.0 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_master_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD")
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 4.57/4.57, allocations: 0.5623 GB / 0.5769 GB, free: 66.91 MB / 330.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.002647/0.002647, allocations: 361.7 kB / 0.644 GB, free: 21.59 MB / 330.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 3.977/3.977, allocations: 410.8 MB / 1.112 GB, free: 15.73 MB / 0.6198 GB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001809/0.001809, allocations: 181.5 kB / 1.225 GB, free: 11.66 MB / 0.7292 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004833/0.0004834, allocations: 15.47 kB / 1.348 GB, free: 320.7 MB / 0.8073 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1567/0.1572, allocations: 115.3 MB / 1.461 GB, free: 220.7 MB / 0.8073 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD): time 0.01622/0.1734, allocations: 14.81 MB / 1.475 GB, free: 205.8 MB / 0.8073 GB
Notification: Performance of NFInst.instExpressions: time 0.009977/0.1835, allocations: 6.113 MB / 1.481 GB, free: 199.7 MB / 0.8073 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001247/0.1847, allocations: 39.88 kB / 1.481 GB, free: 199.7 MB / 0.8073 GB
Notification: Performance of NFTyping.typeComponents: time 0.000719/0.1855, allocations: 341.5 kB / 1.482 GB, free: 199.3 MB / 0.8073 GB
Notification: Performance of NFTyping.typeBindings: time 0.002645/0.1881, allocations: 1.114 MB / 1.483 GB, free: 198.2 MB / 0.8073 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002465/0.1906, allocations: 0.7964 MB / 1.483 GB, free: 197.4 MB / 0.8073 GB
Notification: Performance of NFFlatten.flatten: time 0.005564/0.1962, allocations: 5.881 MB / 1.489 GB, free: 191.5 MB / 0.8073 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009299/0.2056, allocations: 5.97 MB / 1.495 GB, free: 185.7 MB / 0.8073 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002251/0.2078, allocations: 1.506 MB / 1.496 GB, free: 184.1 MB / 0.8073 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003266/0.2111, allocations: 2.372 MB / 1.499 GB, free: 181.8 MB / 0.8073 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005715/0.2117, allocations: 212 kB / 1.499 GB, free: 181.6 MB / 0.8073 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001762/0.2135, allocations: 0.6631 MB / 1.5 GB, free: 180.9 MB / 0.8073 GB
Notification: Performance of NFScalarize.scalarize: time 0.001563/0.2151, allocations: 1.703 MB / 1.501 GB, free: 179.2 MB / 0.8073 GB
Notification: Performance of NFVerifyModel.verify: time 0.0007209/0.2158, allocations: 0.6095 MB / 1.502 GB, free: 178.6 MB / 0.8073 GB
Notification: Performance of NFConvertDAE.convert: time 0.00477/0.2206, allocations: 5.544 MB / 1.507 GB, free: 173 MB / 0.8073 GB
Notification: Performance of FrontEnd - DAE generated: time 4.829e-06/0.2206, allocations: 0 / 1.507 GB, free: 173 MB / 0.8073 GB
Notification: Performance of FrontEnd: time 1.953e-06/0.2207, allocations: 0 / 1.507 GB, free: 173 MB / 0.8073 GB
Notification: Performance of Transformations before backend: time 7.375e-05/0.2207, allocations: 4 kB / 1.507 GB, free: 173 MB / 0.8073 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 0.005556/0.2263, allocations: 2.868 MB / 1.51 GB, free: 170.1 MB / 0.8073 GB
Notification: Performance of prepare preOptimizeDAE: time 3.814e-05/0.2264, allocations: 8.75 kB / 1.51 GB, free: 170.1 MB / 0.8073 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01408/0.2405, allocations: 2.418 MB / 1.512 GB, free: 167.6 MB / 0.8073 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004277/0.2448, allocations: 1.955 MB / 1.514 GB, free: 165.6 MB / 0.8073 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001791/0.245, allocations: 242.1 kB / 1.515 GB, free: 165.4 MB / 0.8073 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006864/0.2457, allocations: 307.9 kB / 1.515 GB, free: 165.1 MB / 0.8073 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01355/0.2592, allocations: 6.395 MB / 1.521 GB, free: 158.6 MB / 0.8073 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.179e-05/0.2594, allocations: 7.938 kB / 1.521 GB, free: 158.6 MB / 0.8073 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004826/0.2599, allocations: 132 kB / 1.521 GB, free: 158.5 MB / 0.8073 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004728/0.2604, allocations: 313.4 kB / 1.522 GB, free: 158.2 MB / 0.8073 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01658/0.2769, allocations: 6.57 MB / 1.528 GB, free: 151.6 MB / 0.8073 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02996/0.307, allocations: 24.88 MB / 1.552 GB, free: 124.6 MB / 0.8073 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008995/0.316, allocations: 5.412 MB / 1.558 GB, free: 118.9 MB / 0.8073 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007139/0.3232, allocations: 2.944 MB / 1.56 GB, free: 115.9 MB / 0.8073 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003201/0.3235, allocations: 139 kB / 1.561 GB, free: 115.8 MB / 0.8073 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.152e-05/0.3236, allocations: 68.48 kB / 1.561 GB, free: 115.7 MB / 0.8073 GB
Notification: Performance of pre-optimization done (n=230): time 7.723e-06/0.3236, allocations: 0 / 1.561 GB, free: 115.7 MB / 0.8073 GB
Notification: Performance of matching and sorting (n=313): time 0.1564/0.48, allocations: 39.53 MB / 1.599 GB, free: 76.1 MB / 0.8073 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.568e-05/0.4801, allocations: 243.8 kB / 1.6 GB, free: 75.81 MB / 0.8073 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001886/0.482, allocations: 1.271 MB / 1.601 GB, free: 74.52 MB / 0.8073 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004874/0.4825, allocations: 73.7 kB / 1.601 GB, free: 74.45 MB / 0.8073 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006551/0.4832, allocations: 1.254 MB / 1.602 GB, free: 73.17 MB / 0.8073 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009618/0.4842, allocations: 1.055 MB / 1.603 GB, free: 72.1 MB / 0.8073 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003213/0.4845, allocations: 64 kB / 1.603 GB, free: 72.04 MB / 0.8073 GB
Notification: Performance of setup shared object (initialization): time 0.0001821/0.4847, allocations: 440.8 kB / 1.604 GB, free: 71.6 MB / 0.8073 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006889/0.4916, allocations: 2.731 MB / 1.606 GB, free: 68.87 MB / 0.8073 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007274/0.4989, allocations: 3.42 MB / 1.61 GB, free: 65.19 MB / 0.8073 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007351/0.5063, allocations: 3.142 MB / 1.613 GB, free: 62.03 MB / 0.8073 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.115e-05/0.5064, allocations: 8 kB / 1.613 GB, free: 62.02 MB / 0.8073 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.03196/0.5383, allocations: 10.98 MB / 1.623 GB, free: 50.98 MB / 0.8073 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000298/0.5387, allocations: 0.63 MB / 1.624 GB, free: 50.09 MB / 0.8073 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.868e-05/0.5387, allocations: 16 kB / 1.624 GB, free: 50.07 MB / 0.8073 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02614/0.5649, allocations: 6.295 MB / 1.63 GB, free: 43.77 MB / 0.8073 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004768/0.5697, allocations: 0.936 MB / 1.631 GB, free: 42.83 MB / 0.8073 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05015/0.6199, allocations: 26.39 MB / 1.657 GB, free: 16.22 MB / 0.8073 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004319/0.6242, allocations: 0.5343 MB / 1.657 GB, free: 15.68 MB / 0.8073 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004512/0.6247, allocations: 140 kB / 1.657 GB, free: 15.55 MB / 0.8073 GB
Notification: Performance of prepare postOptimizeDAE: time 1.05e-05/0.6247, allocations: 4 kB / 1.657 GB, free: 15.54 MB / 0.8073 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 0.007723/0.6325, allocations: 3.077 MB / 1.66 GB, free: 12.45 MB / 0.8073 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated