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.UnbalancedStepUp.YD.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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_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_7.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.215/2.215, 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 0.002633/0.002633, allocations: 182.1 kB / 326.2 MB, free: 2.844 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.36/2.36, allocations: 205.4 MB / 0.5772 GB, free: 21.16 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.000883/0.0008829, allocations: 94.78 kB / 0.6817 GB, free: 14.03 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0005559/0.000556, allocations: 15.34 kB / 0.7958 GB, free: 135.7 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2355/0.2361, allocations: 106.2 MB / 0.8995 GB, free: 65.97 MB / 0.6042 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.982/1.218, allocations: 193.6 MB / 1.089 GB, free: 54.97 MB / 0.698 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004632/1.219, allocations: 122.2 kB / 1.089 GB, free: 54.97 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 0.5245/1.743, allocations: 135.4 MB / 1.221 GB, free: 2.465 MB / 0.7136 GB
Notification: Performance of FrontEnd: time 2.936e-06/1.743, allocations: 7.938 kB / 1.221 GB, free: 2.457 MB / 0.7136 GB
Notification: Performance of Transformations before backend: time 0.0002448/1.744, allocations: 72 kB / 1.221 GB, free: 2.387 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.01552/1.759, allocations: 3.125 MB / 1.224 GB, free: 15.22 MB / 0.7292 GB
Notification: Performance of prepare preOptimizeDAE: time 5.024e-05/1.759, allocations: 8.031 kB / 1.224 GB, free: 15.21 MB / 0.7292 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02374/1.783, allocations: 2.13 MB / 1.226 GB, free: 13.07 MB / 0.7292 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.008382/1.791, allocations: 2.19 MB / 1.228 GB, free: 10.86 MB / 0.7292 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004604/1.792, allocations: 271.8 kB / 1.229 GB, free: 10.6 MB / 0.7292 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002248/1.794, allocations: 351.4 kB / 1.229 GB, free: 10.27 MB / 0.7292 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02934/1.824, allocations: 6.525 MB / 1.235 GB, free: 3.672 MB / 0.7292 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001904/1.824, allocations: 7.938 kB / 1.235 GB, free: 3.664 MB / 0.7292 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001861/1.826, allocations: 151.4 kB / 1.235 GB, free: 3.527 MB / 0.7292 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.001041/1.827, allocations: 298.1 kB / 1.236 GB, free: 3.234 MB / 0.7292 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03017/1.857, allocations: 6.404 MB / 1.242 GB, free: 12.82 MB / 0.7448 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.06392/1.921, allocations: 26.77 MB / 1.268 GB, free: 0 / 0.7605 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01699/1.938, allocations: 4.999 MB / 1.273 GB, free: 10.69 MB / 0.7761 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01145/1.949, allocations: 2.54 MB / 1.276 GB, free: 8.141 MB / 0.7761 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0005129/1.95, allocations: 130.2 kB / 1.276 GB, free: 8.004 MB / 0.7761 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.976e-05/1.95, allocations: 68.5 kB / 1.276 GB, free: 7.93 MB / 0.7761 GB
Notification: Performance of pre-optimization done (n=208): time 6.112e-06/1.95, allocations: 3.938 kB / 1.276 GB, free: 7.926 MB / 0.7761 GB
Notification: Performance of matching and sorting (n=277): time 0.228/2.178, allocations: 31 MB / 1.306 GB, free: 8.863 MB / 0.8073 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001618/2.178, allocations: 235.6 kB / 1.306 GB, free: 8.582 MB / 0.8073 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003815/2.182, allocations: 1.469 MB / 1.308 GB, free: 7.105 MB / 0.8073 GB
Notification: Performance of collectPreVariables (initialization): time 0.0008255/2.183, allocations: 65.7 kB / 1.308 GB, free: 7.035 MB / 0.8073 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001761/2.185, allocations: 1.508 MB / 1.309 GB, free: 5.516 MB / 0.8073 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001892/2.187, allocations: 0.9414 MB / 1.31 GB, free: 4.582 MB / 0.8073 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000619/2.187, allocations: 64 kB / 1.31 GB, free: 4.52 MB / 0.8073 GB
Notification: Performance of setup shared object (initialization): time 0.0003875/2.188, allocations: 444.8 kB / 1.311 GB, free: 4.078 MB / 0.8073 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01194/2.2, allocations: 2.614 MB / 1.313 GB, free: 1.461 MB / 0.8073 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01292/2.213, allocations: 3.535 MB / 1.317 GB, free: 13.54 MB / 0.823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01286/2.226, allocations: 3.06 MB / 1.32 GB, free: 10.46 MB / 0.823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.347e-05/2.226, allocations: 8 kB / 1.32 GB, free: 10.45 MB / 0.823 GB
Notification: Performance of matching and sorting (n=416) (initialization): time 0.04781/2.274, allocations: 9.566 MB / 1.329 GB, free: 0.8242 MB / 0.823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008824/2.275, allocations: 0.8932 MB / 1.33 GB, free: 15.55 MB / 0.8386 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.117e-05/2.275, allocations: 28 kB / 1.33 GB, free: 15.52 MB / 0.8386 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.05994/2.335, allocations: 7.527 MB / 1.337 GB, free: 7.977 MB / 0.8386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008001/2.343, allocations: 0.8696 MB / 1.338 GB, free: 7.105 MB / 0.8386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04862/2.391, allocations: 15.31 MB / 1.353 GB, free: 7.629 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.008225/2.4, allocations: 0.5418 MB / 1.354 GB, free: 7.086 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001251/2.401, allocations: 195.9 kB / 1.354 GB, free: 6.895 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 1.522e-05/2.401, allocations: 4 kB / 1.354 GB, free: 6.891 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 0.01454/2.416, allocations: 3.137 MB / 1.357 GB, free: 3.73 MB / 0.8542 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated