Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.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 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.696/1.696, allocations: 288.4 MB / 304.3 MB, free: 8.203 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001108/0.001108, allocations: 176.5 kB / 372.9 MB, free: 10.15 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.762/1.762, allocations: 205.4 MB / 0.6317 GB, free: 9.883 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008562/0.0008558, allocations: 95.58 kB / 0.745 GB, free: 5.785 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004201/0.0004201, allocations: 12.38 kB / 0.8681 GB, free: 141.8 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2328/0.2332, allocations: 115.3 MB / 0.9808 GB, free: 27.36 MB / 0.6198 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.7366/0.9699, allocations: 199.5 MB / 1.176 GB, free: 15 MB / 0.7136 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003804/0.9703, allocations: 120.9 kB / 1.176 GB, free: 14.93 MB / 0.7136 GB
Notification: Performance of FrontEnd - DAE generated: time 0.3291/1.299, allocations: 135 MB / 1.308 GB, free: 2.695 MB / 0.823 GB
Notification: Performance of FrontEnd: time 3.136e-06/1.299, allocations: 0 / 1.308 GB, free: 2.695 MB / 0.823 GB
Notification: Performance of Transformations before backend: time 0.0002087/1.3, allocations: 79.92 kB / 1.308 GB, free: 2.617 MB / 0.823 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.01395/1.314, allocations: 3.06 MB / 1.311 GB, free: 15.5 MB / 0.8386 GB
Notification: Performance of prepare preOptimizeDAE: time 6.318e-05/1.314, allocations: 12.03 kB / 1.311 GB, free: 15.49 MB / 0.8386 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01786/1.332, allocations: 2.119 MB / 1.313 GB, free: 13.36 MB / 0.8386 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007743/1.339, allocations: 2.217 MB / 1.315 GB, free: 11.1 MB / 0.8386 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003768/1.34, allocations: 264.2 kB / 1.315 GB, free: 10.84 MB / 0.8386 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001808/1.342, allocations: 348 kB / 1.315 GB, free: 10.5 MB / 0.8386 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01656/1.358, allocations: 6.506 MB / 1.322 GB, free: 3.891 MB / 0.8386 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.653e-05/1.358, allocations: 0 / 1.322 GB, free: 3.891 MB / 0.8386 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004669/1.359, allocations: 144 kB / 1.322 GB, free: 3.75 MB / 0.8386 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005356/1.359, allocations: 302 kB / 1.322 GB, free: 3.453 MB / 0.8386 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01782/1.377, allocations: 6.392 MB / 1.328 GB, free: 13.05 MB / 0.8542 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04761/1.425, allocations: 26.68 MB / 1.355 GB, free: 192 kB / 0.8698 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01543/1.44, allocations: 5.005 MB / 1.359 GB, free: 10.88 MB / 0.8855 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01021/1.451, allocations: 2.538 MB / 1.362 GB, free: 8.328 MB / 0.8855 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003984/1.451, allocations: 135 kB / 1.362 GB, free: 8.176 MB / 0.8855 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.626e-05/1.451, allocations: 60.5 kB / 1.362 GB, free: 8.109 MB / 0.8855 GB
Notification: Performance of pre-optimization done (n=208): time 7.204e-06/1.451, allocations: 0 / 1.362 GB, free: 8.109 MB / 0.8855 GB
Notification: Performance of matching and sorting (n=277): time 0.1506/1.602, allocations: 30.94 MB / 1.392 GB, free: 9.043 MB / 0.9167 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001296/1.602, allocations: 239.6 kB / 1.393 GB, free: 8.758 MB / 0.9167 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002205/1.604, allocations: 1.419 MB / 1.394 GB, free: 7.328 MB / 0.9167 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005267/1.605, allocations: 69.7 kB / 1.394 GB, free: 7.254 MB / 0.9167 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009434/1.606, allocations: 1.493 MB / 1.395 GB, free: 5.738 MB / 0.9167 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001064/1.607, allocations: 0.9396 MB / 1.396 GB, free: 4.785 MB / 0.9167 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002268/1.607, allocations: 64 kB / 1.396 GB, free: 4.723 MB / 0.9167 GB
Notification: Performance of setup shared object (initialization): time 0.0002238/1.607, allocations: 444.7 kB / 1.397 GB, free: 4.281 MB / 0.9167 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005623/1.613, allocations: 2.617 MB / 1.399 GB, free: 1.66 MB / 0.9167 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006712/1.62, allocations: 3.528 MB / 1.403 GB, free: 13.75 MB / 0.9323 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01315/1.633, allocations: 6.347 MB / 1.409 GB, free: 6.984 MB / 0.9323 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.639e-05/1.633, allocations: 11.94 kB / 1.409 GB, free: 6.973 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=416) (initialization): time 0.0241/1.657, allocations: 9.551 MB / 1.418 GB, free: 13.36 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006847/1.658, allocations: 0.8784 MB / 1.419 GB, free: 12.1 MB / 0.948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.663e-05/1.658, allocations: 28 kB / 1.419 GB, free: 12.07 MB / 0.948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02978/1.687, allocations: 7.539 MB / 1.427 GB, free: 4.516 MB / 0.948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003959/1.691, allocations: 0.8696 MB / 1.427 GB, free: 3.645 MB / 0.948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4621/2.154, allocations: 15.29 MB / 1.442 GB, free: 263.8 MB / 0.948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004401/2.158, allocations: 0.5528 MB / 1.443 GB, free: 263.8 MB / 0.948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006624/2.159, allocations: 197.2 kB / 1.443 GB, free: 263.8 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 1.424e-05/2.159, allocations: 3.859 kB / 1.443 GB, free: 263.8 MB / 0.948 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 0.007323/2.166, allocations: 3.158 MB / 1.446 GB, free: 263.8 MB / 0.948 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated