Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.352/1.352, allocations: 252 MB / 267.9 MB, free: 10.91 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001283/0.001283, allocations: 170.3 kB / 327.5 MB, free: 2.16 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.692/1.692, allocations: 205.4 MB / 0.5785 GB, free: 20.43 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007876/0.0007876, allocations: 90 kB / 0.6831 GB, free: 13.29 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003927/0.0003928, allocations: 13.5 kB / 0.7974 GB, free: 134.9 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2049/0.2053, allocations: 106.3 MB / 0.9013 GB, free: 64.01 MB / 0.6042 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.548/0.7534, allocations: 192.2 MB / 1.089 GB, free: 52.85 MB / 0.698 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002834/0.7537, allocations: 115 kB / 1.089 GB, free: 52.85 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 0.2596/1.013, allocations: 123.9 MB / 1.21 GB, free: 12.25 MB / 0.7136 GB
Notification: Performance of FrontEnd: time 2.685e-06/1.013, allocations: 0 / 1.21 GB, free: 12.25 MB / 0.7136 GB
Notification: Performance of Transformations before backend: time 0.0001771/1.014, allocations: 60 kB / 1.21 GB, free: 12.19 MB / 0.7136 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 863
 * Number of variables: 863
Notification: Performance of Generate backend data structure: time 0.009164/1.023, allocations: 2.8 MB / 1.213 GB, free: 9.531 MB / 0.7136 GB
Notification: Performance of prepare preOptimizeDAE: time 4.014e-05/1.023, allocations: 15.97 kB / 1.213 GB, free: 9.516 MB / 0.7136 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01209/1.035, allocations: 2.083 MB / 1.215 GB, free: 7.43 MB / 0.7136 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00506/1.04, allocations: 2.033 MB / 1.217 GB, free: 5.625 MB / 0.7136 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002637/1.04, allocations: 234.5 kB / 1.217 GB, free: 5.406 MB / 0.7136 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001484/1.042, allocations: 295.4 kB / 1.217 GB, free: 5.125 MB / 0.7136 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01668/1.058, allocations: 5.869 MB / 1.223 GB, free: 15.18 MB / 0.7292 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001317/1.059, allocations: 0 / 1.223 GB, free: 15.18 MB / 0.7292 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001188/1.06, allocations: 131.1 kB / 1.223 GB, free: 15.06 MB / 0.7292 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005832/1.06, allocations: 289.2 kB / 1.223 GB, free: 14.77 MB / 0.7292 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01595/1.076, allocations: 6.02 MB / 1.229 GB, free: 8.738 MB / 0.7292 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03996/1.116, allocations: 24.77 MB / 1.254 GB, free: 14.03 MB / 0.7605 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008777/1.125, allocations: 5.456 MB / 1.259 GB, free: 8.215 MB / 0.7605 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005829/1.131, allocations: 2.812 MB / 1.262 GB, free: 5.395 MB / 0.7605 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003996/1.132, allocations: 139.6 kB / 1.262 GB, free: 5.25 MB / 0.7605 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6e-05/1.132, allocations: 64.45 kB / 1.262 GB, free: 5.18 MB / 0.7605 GB
Notification: Performance of pre-optimization done (n=230): time 5.761e-06/1.132, allocations: 3.938 kB / 1.262 GB, free: 5.176 MB / 0.7605 GB
Notification: Performance of matching and sorting (n=311): time 0.1268/1.259, allocations: 36.52 MB / 1.297 GB, free: 0.6172 MB / 0.7917 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001266/1.259, allocations: 243.9 kB / 1.298 GB, free: 336 kB / 0.7917 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001962/1.261, allocations: 1.245 MB / 1.299 GB, free: 15.07 MB / 0.8073 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004707/1.261, allocations: 81.7 kB / 1.299 GB, free: 14.98 MB / 0.8073 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007885/1.262, allocations: 1.238 MB / 1.3 GB, free: 13.73 MB / 0.8073 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001164/1.263, allocations: 1.035 MB / 1.301 GB, free: 12.7 MB / 0.8073 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000375/1.264, allocations: 68 kB / 1.301 GB, free: 12.64 MB / 0.8073 GB
Notification: Performance of setup shared object (initialization): time 0.000278/1.264, allocations: 440.7 kB / 1.302 GB, free: 12.2 MB / 0.8073 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005687/1.269, allocations: 2.731 MB / 1.304 GB, free: 9.465 MB / 0.8073 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006429/1.276, allocations: 3.438 MB / 1.308 GB, free: 5.758 MB / 0.8073 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01187/1.288, allocations: 6.383 MB / 1.314 GB, free: 15.08 MB / 0.823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.759e-05/1.288, allocations: 8 kB / 1.314 GB, free: 15.07 MB / 0.823 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.02231/1.31, allocations: 9.849 MB / 1.324 GB, free: 5.172 MB / 0.823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004559/1.311, allocations: 0.6442 MB / 1.324 GB, free: 4.262 MB / 0.823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.211e-05/1.311, allocations: 20 kB / 1.324 GB, free: 4.242 MB / 0.823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02835/1.339, allocations: 7.77 MB / 1.332 GB, free: 12.46 MB / 0.8386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003716/1.343, allocations: 0.8228 MB / 1.333 GB, free: 11.63 MB / 0.8386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02694/1.37, allocations: 17.33 MB / 1.35 GB, free: 10.13 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003761/1.374, allocations: 0.5302 MB / 1.35 GB, free: 9.602 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006664/1.374, allocations: 183.9 kB / 1.35 GB, free: 9.422 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 9.267e-06/1.374, allocations: 8 kB / 1.35 GB, free: 9.414 MB / 0.8542 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 0.006754/1.381, allocations: 3.204 MB / 1.353 GB, free: 6.188 MB / 0.8542 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated