Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package Buildings with version 9.0.0 (/home/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_latest_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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 1.585/1.585, allocations: 297.8 MB / 313.7 MB, free: 64 kB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009581/0.0009581, allocations: 187.4 kB / 384.6 MB, free: 10.79 MB / 314.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.332/1.332, allocations: 223.2 MB / 0.6626 GB, free: 4.273 MB / 490.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008054/0.0008054, allocations: 97.42 kB / 0.7808 GB, free: 50.5 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003865/0.0003865, allocations: 16.53 kB / 0.9088 GB, free: 2.82 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7046/0.705, allocations: 120.3 MB / 1.026 GB, free: 55.99 MB / 0.7292 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.2346/0.9396, allocations: 202.7 MB / 1.224 GB, free: 7.031 MB / 0.7917 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003869/0.9401, allocations: 117.9 kB / 1.224 GB, free: 6.918 MB / 0.7917 GB
Notification: Performance of FrontEnd - DAE generated: time 0.3158/1.256, allocations: 131.4 MB / 1.353 GB, free: 3.09 MB / 0.9167 GB
Notification: Performance of FrontEnd: time 2.605e-06/1.256, allocations: 0 / 1.353 GB, free: 3.09 MB / 0.9167 GB
Notification: Performance of Transformations before backend: time 0.0001829/1.256, allocations: 71.94 kB / 1.353 GB, free: 3.02 MB / 0.9167 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 0.008887/1.265, allocations: 2.821 MB / 1.355 GB, free: 140 kB / 0.9167 GB
Notification: Performance of prepare preOptimizeDAE: time 4.389e-05/1.265, allocations: 8.031 kB / 1.355 GB, free: 132 kB / 0.9167 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01142/1.277, allocations: 2.092 MB / 1.358 GB, free: 14.03 MB / 0.9323 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005047/1.282, allocations: 2.041 MB / 1.36 GB, free: 11.94 MB / 0.9323 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002446/1.282, allocations: 235.3 kB / 1.36 GB, free: 11.71 MB / 0.9323 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001498/1.283, allocations: 300 kB / 1.36 GB, free: 11.42 MB / 0.9323 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01593/1.299, allocations: 5.888 MB / 1.366 GB, free: 5.418 MB / 0.9323 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001154/1.299, allocations: 7.938 kB / 1.366 GB, free: 5.41 MB / 0.9323 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009434/1.3, allocations: 132 kB / 1.366 GB, free: 5.281 MB / 0.9323 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004715/1.301, allocations: 293.3 kB / 1.366 GB, free: 4.992 MB / 0.9323 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.5211/1.822, allocations: 6.022 MB / 1.372 GB, free: 171.8 MB / 0.9323 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02974/1.852, allocations: 24.86 MB / 1.396 GB, free: 159.1 MB / 0.9323 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00708/1.859, allocations: 5.464 MB / 1.402 GB, free: 157.3 MB / 0.9323 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004933/1.864, allocations: 2.802 MB / 1.404 GB, free: 157.2 MB / 0.9323 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002402/1.864, allocations: 140.3 kB / 1.405 GB, free: 157.1 MB / 0.9323 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.227e-05/1.864, allocations: 67.45 kB / 1.405 GB, free: 157.1 MB / 0.9323 GB
Notification: Performance of pre-optimization done (n=230): time 4.308e-06/1.864, allocations: 0 / 1.405 GB, free: 157.1 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=311): time 0.122/1.986, allocations: 36.56 MB / 1.44 GB, free: 153.9 MB / 0.9323 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.278e-05/1.986, allocations: 240.2 kB / 1.441 GB, free: 153.7 MB / 0.9323 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001843/1.988, allocations: 1.3 MB / 1.442 GB, free: 153.5 MB / 0.9323 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004295/1.989, allocations: 75.8 kB / 1.442 GB, free: 153.5 MB / 0.9323 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000602/1.989, allocations: 1.25 MB / 1.443 GB, free: 152.9 MB / 0.9323 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009526/1.99, allocations: 1.047 MB / 1.444 GB, free: 152.2 MB / 0.9323 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003464/1.991, allocations: 63.94 kB / 1.444 GB, free: 152.2 MB / 0.9323 GB
Notification: Performance of setup shared object (initialization): time 0.0002071/1.991, allocations: 440.5 kB / 1.445 GB, free: 151.9 MB / 0.9323 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005055/1.996, allocations: 2.733 MB / 1.447 GB, free: 151.9 MB / 0.9323 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005413/2.001, allocations: 3.437 MB / 1.451 GB, free: 151.2 MB / 0.9323 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01028/2.012, allocations: 6.377 MB / 1.457 GB, free: 150.4 MB / 0.9323 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.475e-05/2.012, allocations: 6.375 kB / 1.457 GB, free: 150.4 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.02112/2.033, allocations: 9.851 MB / 1.467 GB, free: 150.1 MB / 0.9323 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005229/2.033, allocations: 0.6504 MB / 1.467 GB, free: 149.3 MB / 0.9323 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.834e-05/2.033, allocations: 17.88 kB / 1.467 GB, free: 149.3 MB / 0.9323 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.03266/2.066, allocations: 7.763 MB / 1.475 GB, free: 149.1 MB / 0.9323 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005432/2.072, allocations: 0.8231 MB / 1.476 GB, free: 149.1 MB / 0.9323 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04246/2.114, allocations: 17.36 MB / 1.492 GB, free: 141.7 MB / 0.9323 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004123/2.118, allocations: 0.5244 MB / 1.493 GB, free: 141.6 MB / 0.9323 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008568/2.119, allocations: 185.3 kB / 1.493 GB, free: 141.6 MB / 0.9323 GB
Notification: Performance of prepare postOptimizeDAE: time 1.044e-05/2.119, allocations: 8 kB / 1.493 GB, free: 141.6 MB / 0.9323 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 0.007398/2.126, allocations: 3.197 MB / 1.496 GB, free: 140.4 MB / 0.9323 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated