Running: ./testmodel.py --libraries=/var/lib/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("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo", uses=false)
loadFile("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false)
loadFile("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false)
loadFile("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 8.0.0 (/var/lib/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(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.356/2.356, allocations: 284.8 MB / 297.3 MB, free: 6.359 MB / 234.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001389/0.001389, allocations: 176.4 kB / 365.7 MB, free: 2.605 MB / 298.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.081/2.081, allocations: 205.1 MB / 0.6241 GB, free: 8.199 MB / 474.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001045/0.001045, allocations: 101 kB / 0.7372 GB, free: 40.78 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 3.627e-05/3.647e-05, allocations: 7.984 kB / 0.8575 GB, free: 13.69 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7891/0.7892, allocations: 115.2 MB / 0.97 GB, free: 77.97 MB / 0.6667 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.3551/1.144, allocations: 198.9 MB / 1.164 GB, free: 1.449 MB / 0.7605 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0005649/1.145, allocations: 117.6 kB / 1.164 GB, free: 1.336 MB / 0.7605 GB
Notification: Performance of FrontEnd - DAE generated: time 1.397/2.542, allocations: 124.1 MB / 1.286 GB, free: 203.9 MB / 0.8542 GB
Notification: Performance of FrontEnd: time 2.525e-06/2.542, allocations: 0 / 1.286 GB, free: 203.9 MB / 0.8542 GB
Notification: Performance of Transformations before backend: time 0.0002086/2.542, allocations: 63.81 kB / 1.286 GB, free: 203.9 MB / 0.8542 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 0.01292/2.555, allocations: 2.701 MB / 1.288 GB, free: 202.6 MB / 0.8542 GB
Notification: Performance of prepare preOptimizeDAE: time 5.178e-05/2.555, allocations: 8.125 kB / 1.288 GB, free: 202.6 MB / 0.8542 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02224/2.577, allocations: 2.097 MB / 1.29 GB, free: 202.5 MB / 0.8542 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0075/2.585, allocations: 2.001 MB / 1.292 GB, free: 202 MB / 0.8542 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003646/2.585, allocations: 235 kB / 1.292 GB, free: 202 MB / 0.8542 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001947/2.587, allocations: 301.5 kB / 1.293 GB, free: 202 MB / 0.8542 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01997/2.607, allocations: 5.347 MB / 1.298 GB, free: 201.7 MB / 0.8542 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001524/2.607, allocations: 4.312 kB / 1.298 GB, free: 201.7 MB / 0.8542 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001597/2.609, allocations: 128.2 kB / 1.298 GB, free: 201.7 MB / 0.8542 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009573/2.61, allocations: 294 kB / 1.298 GB, free: 201.7 MB / 0.8542 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01738/2.627, allocations: 5.029 MB / 1.303 GB, free: 201.6 MB / 0.8542 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.05094/2.678, allocations: 24.84 MB / 1.328 GB, free: 184.1 MB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01016/2.688, allocations: 4.969 MB / 1.332 GB, free: 181 MB / 0.8542 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00597/2.694, allocations: 2.308 MB / 1.335 GB, free: 180.2 MB / 0.8542 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004959/2.695, allocations: 137.6 kB / 1.335 GB, free: 180.1 MB / 0.8542 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.299e-05/2.695, allocations: 65.59 kB / 1.335 GB, free: 180 MB / 0.8542 GB
Notification: Performance of pre-optimization done (n=230): time 5.951e-06/2.695, allocations: 0 / 1.335 GB, free: 180 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=311): time 0.2119/2.907, allocations: 31 MB / 1.365 GB, free: 174 MB / 0.8542 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001037/2.907, allocations: 248 kB / 1.365 GB, free: 173.7 MB / 0.8542 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002539/2.91, allocations: 1.159 MB / 1.366 GB, free: 173.3 MB / 0.8542 GB
Notification: Performance of collectPreVariables (initialization): time 0.0009255/2.911, allocations: 73.27 kB / 1.367 GB, free: 173.2 MB / 0.8542 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000921/2.912, allocations: 1.249 MB / 1.368 GB, free: 172.2 MB / 0.8542 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001696/2.913, allocations: 1.044 MB / 1.369 GB, free: 171.4 MB / 0.8542 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005084/2.914, allocations: 65.78 kB / 1.369 GB, free: 171.4 MB / 0.8542 GB
Notification: Performance of setup shared object (initialization): time 0.0002524/2.914, allocations: 441.2 kB / 1.369 GB, free: 171 MB / 0.8542 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005817/2.92, allocations: 2.233 MB / 1.371 GB, free: 170.2 MB / 0.8542 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006793/2.927, allocations: 2.923 MB / 1.374 GB, free: 167.3 MB / 0.8542 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006799/2.934, allocations: 2.657 MB / 1.377 GB, free: 165.1 MB / 0.8542 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.003e-05/2.934, allocations: 4.844 kB / 1.377 GB, free: 165.1 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.02776/2.962, allocations: 8.423 MB / 1.385 GB, free: 158.3 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 0.001488/2.963, allocations: 7.324 MB / 1.392 GB, free: 150.4 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.622e-05/2.963, allocations: 20 kB / 1.392 GB, free: 150.3 MB / 0.8542 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0442/3.007, allocations: 6.751 MB / 1.399 GB, free: 143.6 MB / 0.8542 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007004/3.014, allocations: 0.8228 MB / 1.4 GB, free: 142.8 MB / 0.8542 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03913/3.054, allocations: 16.66 MB / 1.416 GB, free: 125.9 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00753/3.061, allocations: 0.5069 MB / 1.416 GB, free: 125.4 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001171/3.062, allocations: 179.9 kB / 1.417 GB, free: 125.2 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 1.68e-05/3.063, allocations: 8.719 kB / 1.417 GB, free: 125.2 MB / 0.8542 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singulare and cannot handled because number of unassigned equations is larger than number of states. Use -d=bltdump to get more information.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.007726/3.07, allocations: 2.704 MB / 1.419 GB, free: 122.5 MB / 0.8542 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated