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.BalancedStepUp.YD.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.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.584/2.584, allocations: 284.8 MB / 297.3 MB, free: 6.352 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 0.001454/0.001454, allocations: 180.8 kB / 365.7 MB, free: 2.574 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 1.951/1.951, allocations: 205.1 MB / 0.6241 GB, free: 8.172 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 0.001069/0.001069, allocations: 86.81 kB / 0.7372 GB, free: 40.79 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 4.346e-05/4.366e-05, allocations: 4 kB / 0.8575 GB, free: 13.68 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7765/0.7766, allocations: 115.2 MB / 0.97 GB, free: 78.32 MB / 0.6667 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.32/1.097, allocations: 199.3 MB / 1.165 GB, free: 1.074 MB / 0.7605 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0004561/1.097, allocations: 116.6 kB / 1.165 GB, free: 0.9648 MB / 0.7605 GB
Notification: Performance of FrontEnd - DAE generated: time 1.222/2.319, allocations: 134.5 MB / 1.296 GB, free: 203.6 MB / 0.8542 GB
Notification: Performance of FrontEnd: time 2.034e-06/2.319, allocations: 4 kB / 1.296 GB, free: 203.6 MB / 0.8542 GB
Notification: Performance of Transformations before backend: time 0.0001845/2.319, allocations: 71.19 kB / 1.296 GB, free: 203.6 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.01366/2.333, allocations: 2.938 MB / 1.299 GB, free: 202.3 MB / 0.8542 GB
Notification: Performance of prepare preOptimizeDAE: time 5.233e-05/2.333, allocations: 9.094 kB / 1.299 GB, free: 202.3 MB / 0.8542 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02252/2.355, allocations: 2.13 MB / 1.301 GB, free: 202.1 MB / 0.8542 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007975/2.363, allocations: 2.167 MB / 1.303 GB, free: 201.7 MB / 0.8542 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003188/2.364, allocations: 266.9 kB / 1.303 GB, free: 201.7 MB / 0.8542 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001802/2.366, allocations: 343.6 kB / 1.304 GB, free: 201.7 MB / 0.8542 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01848/2.384, allocations: 5.949 MB / 1.31 GB, free: 201.1 MB / 0.8542 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001392/2.384, allocations: 8.469 kB / 1.31 GB, free: 201.1 MB / 0.8542 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007235/2.385, allocations: 143.8 kB / 1.31 GB, free: 201 MB / 0.8542 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008704/2.386, allocations: 308.9 kB / 1.31 GB, free: 201 MB / 0.8542 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01642/2.402, allocations: 5.379 MB / 1.315 GB, free: 199.1 MB / 0.8542 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04873/2.451, allocations: 26.66 MB / 1.341 GB, free: 180.1 MB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009731/2.461, allocations: 4.508 MB / 1.346 GB, free: 177.4 MB / 0.8542 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005369/2.466, allocations: 2.054 MB / 1.348 GB, free: 176.7 MB / 0.8542 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004067/2.467, allocations: 133.1 kB / 1.348 GB, free: 176.6 MB / 0.8542 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.436e-05/2.467, allocations: 64.53 kB / 1.348 GB, free: 176.5 MB / 0.8542 GB
Notification: Performance of pre-optimization done (n=208): time 5.139e-06/2.467, allocations: 0 / 1.348 GB, free: 176.5 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=277): time 0.1621/2.629, allocations: 25.89 MB / 1.373 GB, free: 170.2 MB / 0.8542 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.236e-05/2.629, allocations: 235.6 kB / 1.373 GB, free: 170 MB / 0.8542 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002524/2.632, allocations: 1.27 MB / 1.375 GB, free: 168.8 MB / 0.8542 GB
Notification: Performance of collectPreVariables (initialization): time 0.000666/2.632, allocations: 69.7 kB / 1.375 GB, free: 168.7 MB / 0.8542 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008737/2.633, allocations: 1.486 MB / 1.376 GB, free: 167.4 MB / 0.8542 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00111/2.634, allocations: 0.9349 MB / 1.377 GB, free: 166.6 MB / 0.8542 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000406/2.635, allocations: 68 kB / 1.377 GB, free: 166.5 MB / 0.8542 GB
Notification: Performance of setup shared object (initialization): time 0.0002129/2.635, allocations: 443.3 kB / 1.378 GB, free: 166.1 MB / 0.8542 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004897/2.64, allocations: 2.114 MB / 1.38 GB, free: 164.3 MB / 0.8542 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005273/2.645, allocations: 3.026 MB / 1.383 GB, free: 160.9 MB / 0.8542 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005785/2.651, allocations: 2.581 MB / 1.385 GB, free: 158.2 MB / 0.8542 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.105e-05/2.651, allocations: 8 kB / 1.385 GB, free: 158.2 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=416) (initialization): time 0.027/2.678, allocations: 8.123 MB / 1.393 GB, free: 150.1 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 0.002071/2.68, allocations: 10.63 MB / 1.403 GB, free: 138.6 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.904e-05/2.68, allocations: 28 kB / 1.403 GB, free: 138.6 MB / 0.8542 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04294/2.723, allocations: 6.529 MB / 1.41 GB, free: 132 MB / 0.8542 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007517/2.731, allocations: 0.8735 MB / 1.411 GB, free: 131.2 MB / 0.8542 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03531/2.766, allocations: 14.64 MB / 1.425 GB, free: 116.3 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00741/2.774, allocations: 0.5261 MB / 1.426 GB, free: 115.8 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007265/2.774, allocations: 191.9 kB / 1.426 GB, free: 115.6 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 1.364e-05/2.774, allocations: 4 kB / 1.426 GB, free: 115.6 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 0.006691/2.781, allocations: 2.656 MB / 1.428 GB, free: 112.9 MB / 0.8542 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated