Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.conf.json
loadFile("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo", uses=false)
loadFile("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false)
loadFile("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false)
loadFile("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false)
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 7.0.1 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_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_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.593/2.593, allocations: 251.3 MB / 266.2 MB, free: 11.53 MB / 218.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.00138/0.001379, allocations: 180.5 kB / 325.8 MB, free: 2.809 MB / 250.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.611/2.611, allocations: 205.4 MB / 0.5767 GB, free: 21.1 MB / 426.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.000895/0.0008947, allocations: 76.64 kB / 0.6812 GB, free: 14 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004736/0.0004737, allocations: 13.84 kB / 0.7953 GB, free: 135.8 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.211/0.2115, allocations: 106.3 MB / 0.8991 GB, free: 65.88 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.02159/0.2331, allocations: 14.82 MB / 0.9135 GB, free: 51.02 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01342/0.2466, allocations: 6.15 MB / 0.9195 GB, free: 44.85 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001891/0.2486, allocations: 39.88 kB / 0.9196 GB, free: 44.81 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.001654/0.2503, allocations: 321.6 kB / 0.9199 GB, free: 44.49 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.004104/0.2544, allocations: 1.07 MB / 0.9209 GB, free: 43.42 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003501/0.258, allocations: 0.7563 MB / 0.9217 GB, free: 42.66 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.007855/0.2659, allocations: 5.896 MB / 0.9274 GB, free: 36.75 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01264/0.2786, allocations: 6.178 MB / 0.9335 GB, free: 30.5 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003357/0.282, allocations: 1.538 MB / 0.935 GB, free: 28.96 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005073/0.2871, allocations: 2.376 MB / 0.9373 GB, free: 26.58 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.001294/0.2885, allocations: 212 kB / 0.9375 GB, free: 26.37 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003283/0.2918, allocations: 0.6595 MB / 0.9381 GB, free: 25.71 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.003139/0.295, allocations: 1.703 MB / 0.9398 GB, free: 24 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001789/0.2968, allocations: 0.6095 MB / 0.9404 GB, free: 23.39 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.007935/0.3048, allocations: 5.536 MB / 0.9458 GB, free: 17.84 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 8.817e-06/0.3049, allocations: 4 kB / 0.9458 GB, free: 17.83 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 3.286e-06/0.3049, allocations: 0 / 0.9458 GB, free: 17.83 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0002093/0.3051, allocations: 0 / 0.9458 GB, free: 17.83 MB / 0.6042 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 0.009962/0.3151, allocations: 2.876 MB / 0.9486 GB, free: 14.89 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.773e-05/0.3152, allocations: 8.031 kB / 0.9486 GB, free: 14.89 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02225/0.3374, allocations: 2.326 MB / 0.9509 GB, free: 12.55 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006347/0.3438, allocations: 1.944 MB / 0.9528 GB, free: 10.57 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003023/0.3442, allocations: 238.5 kB / 0.953 GB, free: 10.33 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001832/0.346, allocations: 307.9 kB / 0.9533 GB, free: 10.03 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02343/0.3695, allocations: 6.407 MB / 0.9596 GB, free: 3.512 MB / 0.6042 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001447/0.3697, allocations: 7.938 kB / 0.9596 GB, free: 3.504 MB / 0.6042 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00129/0.371, allocations: 136 kB / 0.9597 GB, free: 3.371 MB / 0.6042 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007777/0.3718, allocations: 313.4 kB / 0.96 GB, free: 3.062 MB / 0.6042 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02794/0.3998, allocations: 6.559 MB / 0.9664 GB, free: 12.49 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05571/0.4555, allocations: 24.89 MB / 0.9907 GB, free: 1.535 MB / 0.6355 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0161/0.4717, allocations: 5.411 MB / 0.996 GB, free: 11.76 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01227/0.484, allocations: 2.952 MB / 0.9989 GB, free: 8.785 MB / 0.6511 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0005081/0.4846, allocations: 135 kB / 0.999 GB, free: 8.637 MB / 0.6511 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.021e-05/0.4847, allocations: 72.48 kB / 0.9991 GB, free: 8.555 MB / 0.6511 GB
Notification: Performance of pre-optimization done (n=230): time 5.36e-06/0.4847, allocations: 0 / 0.9991 GB, free: 8.555 MB / 0.6511 GB
Notification: Performance of matching and sorting (n=313): time 0.2963/0.781, allocations: 39.54 MB / 1.038 GB, free: 0.9609 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001714/0.7812, allocations: 239.9 kB / 1.038 GB, free: 0.6758 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002941/0.7841, allocations: 1.267 MB / 1.039 GB, free: 15.39 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007665/0.7849, allocations: 73.7 kB / 1.039 GB, free: 15.32 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001337/0.7863, allocations: 1.246 MB / 1.04 GB, free: 14.05 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.002006/0.7883, allocations: 1.051 MB / 1.041 GB, free: 12.98 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004966/0.7889, allocations: 68 kB / 1.042 GB, free: 12.92 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0003507/0.7892, allocations: 444.8 kB / 1.042 GB, free: 12.48 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01172/0.801, allocations: 2.731 MB / 1.045 GB, free: 9.742 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01302/0.814, allocations: 3.42 MB / 1.048 GB, free: 6.062 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01725/0.8313, allocations: 3.146 MB / 1.051 GB, free: 2.898 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001368/0.8315, allocations: 4 kB / 1.051 GB, free: 2.895 MB / 0.698 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.6965/1.528, allocations: 11 MB / 1.062 GB, free: 139.9 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004825/1.529, allocations: 0.6199 MB / 1.062 GB, free: 139.2 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.219e-05/1.529, allocations: 18.62 kB / 1.062 GB, free: 139.2 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04492/1.574, allocations: 6.297 MB / 1.069 GB, free: 139.1 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008118/1.582, allocations: 0.9368 MB / 1.069 GB, free: 139 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.07797/1.66, allocations: 26.38 MB / 1.095 GB, free: 126.2 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007192/1.667, allocations: 0.5286 MB / 1.096 GB, free: 125.8 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006722/1.668, allocations: 139.9 kB / 1.096 GB, free: 125.7 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.08e-05/1.668, allocations: 0 / 1.096 GB, free: 125.7 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 0.01176/1.68, allocations: 3.077 MB / 1.099 GB, free: 122.6 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated