Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/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 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.594/1.594, allocations: 289.7 MB / 302.2 MB, free: 2.156 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001031/0.001031, allocations: 181.5 kB / 371.6 MB, free: 3.379 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.501/1.501, allocations: 205.1 MB / 0.6309 GB, free: 11.75 MB / 474.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008502/0.0008501, allocations: 90.05 kB / 0.745 GB, free: 54.58 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 3.128e-05/3.14e-05, allocations: 4 kB / 0.8663 GB, free: 15.02 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2392/0.2393, allocations: 116.3 MB / 0.9798 GB, free: 10.55 MB / 0.7136 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.7629/1.002, allocations: 200.1 MB / 1.175 GB, free: 14.83 MB / 0.7605 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.000318/1.003, allocations: 117.1 kB / 1.175 GB, free: 14.76 MB / 0.7605 GB
Notification: Performance of FrontEnd - DAE generated: time 0.3286/1.331, allocations: 133.2 MB / 1.305 GB, free: 4.57 MB / 0.8698 GB
Notification: Performance of FrontEnd: time 1.623e-06/1.331, allocations: 0 / 1.305 GB, free: 4.57 MB / 0.8698 GB
Notification: Performance of Transformations before backend: time 0.0001483/1.331, allocations: 71.92 kB / 1.306 GB, free: 4.5 MB / 0.8698 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 0.006233/1.338, allocations: 2.705 MB / 1.308 GB, free: 1.738 MB / 0.8698 GB
Notification: Performance of prepare preOptimizeDAE: time 4.325e-05/1.338, allocations: 8.031 kB / 1.308 GB, free: 1.73 MB / 0.8698 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01331/1.351, allocations: 2.094 MB / 1.31 GB, free: 15.63 MB / 0.8855 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005382/1.356, allocations: 2.013 MB / 1.312 GB, free: 13.57 MB / 0.8855 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002349/1.357, allocations: 238.1 kB / 1.312 GB, free: 13.34 MB / 0.8855 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001057/1.358, allocations: 300 kB / 1.313 GB, free: 13.05 MB / 0.8855 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01199/1.37, allocations: 5.344 MB / 1.318 GB, free: 7.594 MB / 0.8855 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.173e-05/1.37, allocations: 7.938 kB / 1.318 GB, free: 7.586 MB / 0.8855 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004331/1.37, allocations: 135.9 kB / 1.318 GB, free: 7.453 MB / 0.8855 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005523/1.371, allocations: 285.3 kB / 1.318 GB, free: 7.172 MB / 0.8855 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.009678/1.381, allocations: 5.023 MB / 1.323 GB, free: 2.137 MB / 0.8855 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03129/1.412, allocations: 24.84 MB / 1.348 GB, free: 7.234 MB / 0.9167 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.005905/1.418, allocations: 4.968 MB / 1.352 GB, free: 1.918 MB / 0.9167 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003318/1.421, allocations: 2.3 MB / 1.355 GB, free: 15.6 MB / 0.9323 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002723/1.421, allocations: 147 kB / 1.355 GB, free: 15.44 MB / 0.9323 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.319e-05/1.422, allocations: 68.5 kB / 1.355 GB, free: 15.36 MB / 0.9323 GB
Notification: Performance of pre-optimization done (n=230): time 5.43e-06/1.422, allocations: 3.984 kB / 1.355 GB, free: 15.36 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=311): time 0.1129/1.534, allocations: 31.01 MB / 1.385 GB, free: 356 kB / 0.948 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001242/1.535, allocations: 235.9 kB / 1.385 GB, free: 68 kB / 0.948 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.5176/2.052, allocations: 1.149 MB / 1.386 GB, free: 215.1 MB / 0.948 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007113/2.053, allocations: 78.52 kB / 1.387 GB, free: 215.1 MB / 0.948 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005705/2.054, allocations: 1.254 MB / 1.388 GB, free: 214.9 MB / 0.948 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008298/2.054, allocations: 1.036 MB / 1.389 GB, free: 214.4 MB / 0.948 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002325/2.055, allocations: 66.66 kB / 1.389 GB, free: 214.4 MB / 0.948 GB
Notification: Performance of setup shared object (initialization): time 0.0001543/2.055, allocations: 439.9 kB / 1.389 GB, free: 214.1 MB / 0.948 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003186/2.058, allocations: 2.235 MB / 1.391 GB, free: 214.1 MB / 0.948 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.003795/2.062, allocations: 2.926 MB / 1.394 GB, free: 213.3 MB / 0.948 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.004163/2.066, allocations: 2.65 MB / 1.397 GB, free: 213.3 MB / 0.948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.937e-05/2.066, allocations: 4.531 kB / 1.397 GB, free: 213.3 MB / 0.948 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.01811/2.084, allocations: 8.424 MB / 1.405 GB, free: 213 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 0.001292/2.085, allocations: 7.327 MB / 1.412 GB, free: 205.4 MB / 0.948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.524e-05/2.086, allocations: 19.06 kB / 1.412 GB, free: 205.4 MB / 0.948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02373/2.109, allocations: 6.751 MB / 1.419 GB, free: 205.4 MB / 0.948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003787/2.113, allocations: 0.8261 MB / 1.42 GB, free: 205.4 MB / 0.948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02118/2.134, allocations: 16.65 MB / 1.436 GB, free: 203.4 MB / 0.948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004303/2.139, allocations: 0.5099 MB / 1.436 GB, free: 203.3 MB / 0.948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004467/2.139, allocations: 186 kB / 1.437 GB, free: 203.3 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 1.041e-05/2.139, allocations: 7.469 kB / 1.437 GB, free: 203.3 MB / 0.948 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singulare and cannot handled because number of unassigned equations is larger than number of states. Use -d=bltdump to get more information.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.003983/2.143, allocations: 2.702 MB / 1.439 GB, free: 203.2 MB / 0.948 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated