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.YD.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.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.663/2.663, allocations: 287.5 MB / 303.2 MB, free: 8.227 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001338/0.001338, allocations: 186.7 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 2.018/2.018, allocations: 205.4 MB / 0.6305 GB, free: 10.6 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009168/0.0009166, allocations: 95.28 kB / 0.7438 GB, free: 6.594 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0006375/0.0006378, allocations: 15.77 kB / 0.8668 GB, free: 140.2 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.213/0.2137, allocations: 115.3 MB / 0.9793 GB, free: 28.21 MB / 0.6198 GB
Notification: Performance of FrontEnd - scodeFlatten: time 1.039/1.253, allocations: 200 MB / 1.175 GB, free: 88 kB / 0.698 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004597/1.254, allocations: 127.4 kB / 1.175 GB, free: 8 kB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 0.5619/1.816, allocations: 135.5 MB / 1.307 GB, free: 3.301 MB / 0.823 GB
Notification: Performance of FrontEnd: time 2.925e-06/1.816, allocations: 0 / 1.307 GB, free: 3.301 MB / 0.823 GB
Notification: Performance of Transformations before backend: time 0.0002259/1.816, allocations: 68 kB / 1.307 GB, free: 3.234 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.01431/1.83, allocations: 3.093 MB / 1.31 GB, free: 84 kB / 0.823 GB
Notification: Performance of prepare preOptimizeDAE: time 5.16e-05/1.83, allocations: 8.031 kB / 1.31 GB, free: 76 kB / 0.823 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02276/1.853, allocations: 2.134 MB / 1.312 GB, free: 13.93 MB / 0.8386 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007883/1.861, allocations: 2.217 MB / 1.314 GB, free: 11.67 MB / 0.8386 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004046/1.862, allocations: 272.3 kB / 1.315 GB, free: 11.4 MB / 0.8386 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002004/1.864, allocations: 355.9 kB / 1.315 GB, free: 11.05 MB / 0.8386 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02524/1.889, allocations: 6.527 MB / 1.321 GB, free: 4.426 MB / 0.8386 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001379/1.889, allocations: 4 kB / 1.321 GB, free: 4.422 MB / 0.8386 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001332/1.89, allocations: 152 kB / 1.321 GB, free: 4.273 MB / 0.8386 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009375/1.891, allocations: 302.1 kB / 1.322 GB, free: 3.977 MB / 0.8386 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02832/1.92, allocations: 6.412 MB / 1.328 GB, free: 13.55 MB / 0.8542 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.06088/1.981, allocations: 26.75 MB / 1.354 GB, free: 0.6289 MB / 0.8698 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01641/1.997, allocations: 5.005 MB / 1.359 GB, free: 11.32 MB / 0.8855 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01109/2.008, allocations: 2.531 MB / 1.362 GB, free: 8.77 MB / 0.8855 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004331/2.009, allocations: 143 kB / 1.362 GB, free: 8.609 MB / 0.8855 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.925e-05/2.009, allocations: 60.55 kB / 1.362 GB, free: 8.543 MB / 0.8855 GB
Notification: Performance of pre-optimization done (n=208): time 7.894e-06/2.009, allocations: 0 / 1.362 GB, free: 8.543 MB / 0.8855 GB
Notification: Performance of matching and sorting (n=277): time 0.2186/2.227, allocations: 31.01 MB / 1.392 GB, free: 9.418 MB / 0.9167 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001838/2.228, allocations: 239.6 kB / 1.392 GB, free: 9.133 MB / 0.9167 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003534/2.231, allocations: 1.461 MB / 1.394 GB, free: 7.664 MB / 0.9167 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007474/2.232, allocations: 77.69 kB / 1.394 GB, free: 7.582 MB / 0.9167 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001566/2.234, allocations: 1.501 MB / 1.395 GB, free: 6.059 MB / 0.9167 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001703/2.235, allocations: 0.9435 MB / 1.396 GB, free: 5.102 MB / 0.9167 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004424/2.236, allocations: 64 kB / 1.396 GB, free: 5.039 MB / 0.9167 GB
Notification: Performance of setup shared object (initialization): time 0.0003451/2.236, allocations: 444.8 kB / 1.397 GB, free: 4.598 MB / 0.9167 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01124/2.247, allocations: 2.614 MB / 1.399 GB, free: 1.98 MB / 0.9167 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01248/2.26, allocations: 3.531 MB / 1.403 GB, free: 14.06 MB / 0.9323 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.02385/2.284, allocations: 6.339 MB / 1.409 GB, free: 7.309 MB / 0.9323 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.414e-05/2.284, allocations: 8 kB / 1.409 GB, free: 7.301 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=416) (initialization): time 0.04553/2.329, allocations: 9.559 MB / 1.418 GB, free: 13.68 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0009348/2.33, allocations: 0.8824 MB / 1.419 GB, free: 12.41 MB / 0.948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.118e-05/2.33, allocations: 24 kB / 1.419 GB, free: 12.39 MB / 0.948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.05816/2.389, allocations: 7.531 MB / 1.426 GB, free: 4.848 MB / 0.948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007656/2.396, allocations: 0.8776 MB / 1.427 GB, free: 3.969 MB / 0.948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7218/3.118, allocations: 15.3 MB / 1.442 GB, free: 262.9 MB / 0.948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007928/3.126, allocations: 0.5545 MB / 1.443 GB, free: 262.9 MB / 0.948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00118/3.127, allocations: 195 kB / 1.443 GB, free: 262.9 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 1.505e-05/3.127, allocations: 8.078 kB / 1.443 GB, free: 262.9 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 0.01356/3.141, allocations: 3.138 MB / 1.446 GB, free: 262.8 MB / 0.948 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated