Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/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 7.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.309/2.309, allocations: 251.1 MB / 266.7 MB, free: 11.54 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.002076/0.002076, allocations: 183.4 kB / 326.2 MB, free: 2.855 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.346/2.346, allocations: 205.4 MB / 0.5772 GB, free: 20.77 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008906/0.00089, allocations: 84.47 kB / 0.6817 GB, free: 13.65 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.000634/0.0006342, allocations: 14.61 kB / 0.7958 GB, free: 135.5 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2151/0.2158, allocations: 106.3 MB / 0.8995 GB, free: 65.54 MB / 0.6042 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.9749/1.191, allocations: 192 MB / 1.087 GB, free: 54.33 MB / 0.698 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004503/1.191, allocations: 123.7 kB / 1.087 GB, free: 54.33 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 0.4794/1.671, allocations: 123.8 MB / 1.208 GB, free: 14.84 MB / 0.7136 GB
Notification: Performance of FrontEnd: time 3.497e-06/1.671, allocations: 4 kB / 1.208 GB, free: 14.84 MB / 0.7136 GB
Notification: Performance of Transformations before backend: time 0.0002194/1.671, allocations: 67.67 kB / 1.208 GB, free: 14.77 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 0.0142/1.685, allocations: 2.828 MB / 1.211 GB, free: 12.03 MB / 0.7136 GB
Notification: Performance of prepare preOptimizeDAE: time 5.036e-05/1.685, allocations: 8.031 kB / 1.211 GB, free: 12.02 MB / 0.7136 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02346/1.709, allocations: 2.091 MB / 1.213 GB, free: 9.926 MB / 0.7136 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007835/1.717, allocations: 2 MB / 1.215 GB, free: 7.895 MB / 0.7136 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003859/1.717, allocations: 226.8 kB / 1.215 GB, free: 7.68 MB / 0.7136 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.00214/1.719, allocations: 307.1 kB / 1.215 GB, free: 7.391 MB / 0.7136 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02542/1.745, allocations: 5.86 MB / 1.221 GB, free: 1.449 MB / 0.7136 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001322/1.745, allocations: 7.938 kB / 1.221 GB, free: 1.441 MB / 0.7136 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001553/1.746, allocations: 134.3 kB / 1.221 GB, free: 1.32 MB / 0.7136 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.001037/1.748, allocations: 281.2 kB / 1.221 GB, free: 1.043 MB / 0.7136 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02865/1.776, allocations: 6.011 MB / 1.227 GB, free: 11.02 MB / 0.7292 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05727/1.834, allocations: 24.79 MB / 1.252 GB, free: 304 kB / 0.7448 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01672/1.85, allocations: 5.461 MB / 1.257 GB, free: 10.48 MB / 0.7605 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01213/1.862, allocations: 2.805 MB / 1.26 GB, free: 7.664 MB / 0.7605 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0006238/1.863, allocations: 137.8 kB / 1.26 GB, free: 7.52 MB / 0.7605 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.253e-05/1.863, allocations: 64.5 kB / 1.26 GB, free: 7.449 MB / 0.7605 GB
Notification: Performance of pre-optimization done (n=230): time 5.851e-06/1.863, allocations: 0 / 1.26 GB, free: 7.449 MB / 0.7605 GB
Notification: Performance of matching and sorting (n=305): time 0.2718/2.135, allocations: 36.09 MB / 1.295 GB, free: 3.312 MB / 0.7917 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001589/2.135, allocations: 247.8 kB / 1.295 GB, free: 3.02 MB / 0.7917 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003019/2.138, allocations: 1.257 MB / 1.297 GB, free: 1.746 MB / 0.7917 GB
Notification: Performance of collectPreVariables (initialization): time 0.0009504/2.139, allocations: 69.7 kB / 1.297 GB, free: 1.672 MB / 0.7917 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001345/2.141, allocations: 1.23 MB / 1.298 GB, free: 440 kB / 0.7917 GB
Notification: Performance of collectInitialBindings (initialization): time 0.002213/2.143, allocations: 1.027 MB / 1.299 GB, free: 15.41 MB / 0.8073 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005811/2.144, allocations: 64 kB / 1.299 GB, free: 15.34 MB / 0.8073 GB
Notification: Performance of setup shared object (initialization): time 0.0003647/2.144, allocations: 436.6 kB / 1.299 GB, free: 14.91 MB / 0.8073 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01217/2.156, allocations: 2.766 MB / 1.302 GB, free: 12.14 MB / 0.8073 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01345/2.17, allocations: 3.472 MB / 1.305 GB, free: 8.395 MB / 0.8073 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01344/2.183, allocations: 3.172 MB / 1.308 GB, free: 5.203 MB / 0.8073 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.021e-05/2.183, allocations: 8 kB / 1.308 GB, free: 5.195 MB / 0.8073 GB
Notification: Performance of matching and sorting (n=406) (initialization): time 0.04945/2.233, allocations: 9.961 MB / 1.318 GB, free: 11.18 MB / 0.823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006428/2.233, allocations: 0.6413 MB / 1.319 GB, free: 10.27 MB / 0.823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.974e-05/2.234, allocations: 20 kB / 1.319 GB, free: 10.25 MB / 0.823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.06255/2.296, allocations: 7.871 MB / 1.327 GB, free: 2.367 MB / 0.823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00794/2.304, allocations: 0.8423 MB / 1.327 GB, free: 1.523 MB / 0.823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0524/2.357, allocations: 17.13 MB / 1.344 GB, free: 236 kB / 0.8386 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00836/2.365, allocations: 0.5302 MB / 1.345 GB, free: 15.7 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001333/2.366, allocations: 183.8 kB / 1.345 GB, free: 15.52 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 1.707e-05/2.366, allocations: 4 kB / 1.345 GB, free: 15.52 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 0.0139/2.38, allocations: 3.181 MB / 1.348 GB, free: 12.31 MB / 0.8542 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated