Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/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 8.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_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_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.633/2.633, allocations: 287.5 MB / 303.2 MB, free: 8.246 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001266/0.001266, allocations: 173 kB / 371.8 MB, free: 10.84 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.07/2.07, allocations: 205.4 MB / 0.6305 GB, free: 10.56 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001397/0.001397, allocations: 100.3 kB / 0.7438 GB, free: 6.547 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0006428/0.000643, allocations: 12.58 kB / 0.8668 GB, free: 140.7 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2113/0.212, allocations: 115.3 MB / 0.9793 GB, free: 28.2 MB / 0.6198 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.9548/1.167, allocations: 199 MB / 1.174 GB, free: 1.035 MB / 0.698 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004562/1.167, allocations: 125.1 kB / 1.174 GB, free: 0.957 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 0.5014/1.669, allocations: 124.5 MB / 1.295 GB, free: 15.39 MB / 0.823 GB
Notification: Performance of FrontEnd: time 5.33e-06/1.669, allocations: 0 / 1.295 GB, free: 15.39 MB / 0.823 GB
Notification: Performance of Transformations before backend: time 0.0002069/1.669, allocations: 71.92 kB / 1.295 GB, free: 15.32 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: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.01262/1.682, allocations: 2.829 MB / 1.298 GB, free: 12.44 MB / 0.823 GB
Notification: Performance of prepare preOptimizeDAE: time 5.019e-05/1.682, allocations: 8.031 kB / 1.298 GB, free: 12.43 MB / 0.823 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02272/1.704, allocations: 2.092 MB / 1.3 GB, free: 10.33 MB / 0.823 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007372/1.712, allocations: 2.041 MB / 1.302 GB, free: 8.242 MB / 0.823 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003871/1.712, allocations: 231.3 kB / 1.302 GB, free: 8.016 MB / 0.823 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001916/1.714, allocations: 307.9 kB / 1.303 GB, free: 7.715 MB / 0.823 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02398/1.738, allocations: 5.896 MB / 1.309 GB, free: 1.707 MB / 0.823 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001124/1.738, allocations: 11.84 kB / 1.309 GB, free: 1.695 MB / 0.823 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000735/1.739, allocations: 128 kB / 1.309 GB, free: 1.57 MB / 0.823 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008849/1.74, allocations: 285.4 kB / 1.309 GB, free: 1.289 MB / 0.823 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02707/1.767, allocations: 6.028 MB / 1.315 GB, free: 11.25 MB / 0.8386 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05467/1.822, allocations: 24.84 MB / 1.339 GB, free: 352 kB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01617/1.838, allocations: 5.481 MB / 1.344 GB, free: 10.51 MB / 0.8698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01152/1.85, allocations: 2.806 MB / 1.347 GB, free: 7.691 MB / 0.8698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004902/1.85, allocations: 135 kB / 1.347 GB, free: 7.539 MB / 0.8698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.06e-05/1.85, allocations: 60.5 kB / 1.347 GB, free: 7.473 MB / 0.8698 GB
Notification: Performance of pre-optimization done (n=230): time 5.19e-06/1.85, allocations: 4 kB / 1.347 GB, free: 7.469 MB / 0.8698 GB
Notification: Performance of matching and sorting (n=311): time 0.2555/2.106, allocations: 36.57 MB / 1.383 GB, free: 2.785 MB / 0.9011 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001629/2.106, allocations: 243.9 kB / 1.383 GB, free: 2.496 MB / 0.9011 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002851/2.109, allocations: 1.302 MB / 1.385 GB, free: 1.18 MB / 0.9011 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007954/2.11, allocations: 73.7 kB / 1.385 GB, free: 1.102 MB / 0.9011 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00113/2.111, allocations: 1.25 MB / 1.386 GB, free: 15.83 MB / 0.9167 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001587/2.113, allocations: 1.04 MB / 1.387 GB, free: 14.78 MB / 0.9167 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004263/2.113, allocations: 64 kB / 1.387 GB, free: 14.71 MB / 0.9167 GB
Notification: Performance of setup shared object (initialization): time 0.0002995/2.113, allocations: 444.7 kB / 1.387 GB, free: 14.27 MB / 0.9167 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0109/2.124, allocations: 2.735 MB / 1.39 GB, free: 11.54 MB / 0.9167 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01165/2.136, allocations: 3.43 MB / 1.393 GB, free: 7.836 MB / 0.9167 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0233/2.159, allocations: 6.387 MB / 1.4 GB, free: 1.156 MB / 0.9167 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.461e-05/2.159, allocations: 8 kB / 1.4 GB, free: 1.148 MB / 0.9167 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.04542/2.205, allocations: 9.85 MB / 1.409 GB, free: 7.242 MB / 0.9323 GB
Notification: Performance of prepare postOptimizeDAE: time 0.00057/2.205, allocations: 0.6412 MB / 1.41 GB, free: 6.336 MB / 0.9323 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.024e-05/2.205, allocations: 20 kB / 1.41 GB, free: 6.316 MB / 0.9323 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.05797/2.263, allocations: 7.758 MB / 1.417 GB, free: 14.54 MB / 0.948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00753/2.271, allocations: 0.8268 MB / 1.418 GB, free: 13.71 MB / 0.948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7022/2.973, allocations: 17.35 MB / 1.435 GB, free: 269.7 MB / 0.948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007821/2.981, allocations: 0.5261 MB / 1.436 GB, free: 269.7 MB / 0.948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001263/2.982, allocations: 182.4 kB / 1.436 GB, free: 269.7 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 1.67e-05/2.982, allocations: 5.156 kB / 1.436 GB, free: 269.7 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 0.01406/2.996, allocations: 3.206 MB / 1.439 GB, free: 269.6 MB / 0.948 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated