Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 1.63/1.63, allocations: 297.8 MB / 313.7 MB, free: 120 kB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009866/0.0009865, allocations: 191.4 kB / 384.6 MB, free: 10.86 MB / 314.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.273/1.273, allocations: 223.2 MB / 0.6626 GB, free: 4.246 MB / 490.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.000795/0.0007951, allocations: 94.09 kB / 0.7808 GB, free: 50.42 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.000412/0.000412, allocations: 16 kB / 0.9088 GB, free: 2.828 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.5684/0.5689, allocations: 120.3 MB / 1.026 GB, free: 55.91 MB / 0.7292 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.2045/0.7734, allocations: 202.7 MB / 1.224 GB, free: 7.016 MB / 0.7917 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003023/0.7738, allocations: 118 kB / 1.224 GB, free: 6.902 MB / 0.7917 GB
Notification: Performance of FrontEnd - DAE generated: time 0.2989/1.073, allocations: 131.4 MB / 1.353 GB, free: 3.09 MB / 0.9167 GB
Notification: Performance of FrontEnd: time 2.685e-06/1.073, allocations: 0 / 1.353 GB, free: 3.09 MB / 0.9167 GB
Notification: Performance of Transformations before backend: time 0.0001214/1.073, allocations: 67.94 kB / 1.353 GB, free: 3.023 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 0.006282/1.079, allocations: 2.825 MB / 1.355 GB, free: 140 kB / 0.9167 GB
Notification: Performance of prepare preOptimizeDAE: time 3.612e-05/1.079, allocations: 8.031 kB / 1.355 GB, free: 132 kB / 0.9167 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01101/1.09, allocations: 2.093 MB / 1.358 GB, free: 14.03 MB / 0.9323 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004076/1.094, allocations: 2.041 MB / 1.36 GB, free: 11.94 MB / 0.9323 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001586/1.095, allocations: 239.2 kB / 1.36 GB, free: 11.7 MB / 0.9323 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006171/1.095, allocations: 300 kB / 1.36 GB, free: 11.41 MB / 0.9323 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01122/1.106, allocations: 5.888 MB / 1.366 GB, free: 5.41 MB / 0.9323 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.983e-05/1.106, allocations: 7.938 kB / 1.366 GB, free: 5.402 MB / 0.9323 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003605/1.107, allocations: 132 kB / 1.366 GB, free: 5.273 MB / 0.9323 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004465/1.107, allocations: 293.3 kB / 1.366 GB, free: 4.984 MB / 0.9323 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.4153/1.523, allocations: 6.019 MB / 1.372 GB, free: 171.8 MB / 0.9323 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02891/1.552, allocations: 24.86 MB / 1.396 GB, free: 159.1 MB / 0.9323 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007213/1.559, allocations: 5.471 MB / 1.402 GB, free: 157.2 MB / 0.9323 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005039/1.564, allocations: 2.799 MB / 1.404 GB, free: 157.2 MB / 0.9323 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000253/1.564, allocations: 143.8 kB / 1.405 GB, free: 157.1 MB / 0.9323 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.461e-05/1.564, allocations: 66.48 kB / 1.405 GB, free: 157 MB / 0.9323 GB
Notification: Performance of pre-optimization done (n=230): time 4.108e-06/1.564, allocations: 0 / 1.405 GB, free: 157 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=311): time 0.118/1.682, allocations: 36.57 MB / 1.44 GB, free: 153.9 MB / 0.9323 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.002e-05/1.682, allocations: 245.9 kB / 1.441 GB, free: 153.6 MB / 0.9323 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001623/1.684, allocations: 1.293 MB / 1.442 GB, free: 153.5 MB / 0.9323 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005339/1.685, allocations: 76.73 kB / 1.442 GB, free: 153.4 MB / 0.9323 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005498/1.685, allocations: 1.249 MB / 1.443 GB, free: 152.9 MB / 0.9323 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008163/1.686, allocations: 1.038 MB / 1.444 GB, free: 152.2 MB / 0.9323 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002219/1.686, allocations: 64.06 kB / 1.444 GB, free: 152.2 MB / 0.9323 GB
Notification: Performance of setup shared object (initialization): time 0.0001737/1.686, allocations: 446.7 kB / 1.445 GB, free: 151.9 MB / 0.9323 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004811/1.691, allocations: 2.731 MB / 1.447 GB, free: 151.9 MB / 0.9323 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005142/1.696, allocations: 3.438 MB / 1.451 GB, free: 151.2 MB / 0.9323 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01086/1.707, allocations: 6.377 MB / 1.457 GB, free: 150.4 MB / 0.9323 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.731e-05/1.707, allocations: 6.125 kB / 1.457 GB, free: 150.4 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.02256/1.73, allocations: 9.853 MB / 1.467 GB, free: 150 MB / 0.9323 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000398/1.73, allocations: 0.6433 MB / 1.467 GB, free: 149.2 MB / 0.9323 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.169e-05/1.73, allocations: 19.19 kB / 1.467 GB, free: 149.2 MB / 0.9323 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0301/1.76, allocations: 7.765 MB / 1.475 GB, free: 149.1 MB / 0.9323 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004087/1.765, allocations: 0.8302 MB / 1.476 GB, free: 149.1 MB / 0.9323 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03035/1.795, allocations: 17.35 MB / 1.492 GB, free: 141.6 MB / 0.9323 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003941/1.799, allocations: 0.5295 MB / 1.493 GB, free: 141.6 MB / 0.9323 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008282/1.8, allocations: 180.2 kB / 1.493 GB, free: 141.5 MB / 0.9323 GB
Notification: Performance of prepare postOptimizeDAE: time 1.119e-05/1.8, allocations: 3.562 kB / 1.493 GB, free: 141.5 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 0.006792/1.807, allocations: 3.21 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