Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package Buildings with version 9.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 1.62/1.62, allocations: 297.8 MB / 313.7 MB, free: 124 kB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001071/0.001071, allocations: 180.5 kB / 384.6 MB, free: 10.86 MB / 314.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.351/1.351, allocations: 223.2 MB / 0.6626 GB, free: 4.27 MB / 490.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008079/0.0008078, allocations: 94.7 kB / 0.7808 GB, free: 50.12 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.0005416/0.0005417, allocations: 12 kB / 0.9088 GB, free: 2.812 MB / 0.6198 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.8017/0.8022, allocations: 120.3 MB / 1.026 GB, free: 56 MB / 0.7292 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.2409/1.043, allocations: 203.2 MB / 1.225 GB, free: 6.523 MB / 0.7917 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003722/1.044, allocations: 122.6 kB / 1.225 GB, free: 6.406 MB / 0.7917 GB Notification: Performance of FrontEnd - DAE generated: time 0.3618/1.405, allocations: 142.3 MB / 1.364 GB, free: 7.484 MB / 0.9323 GB Notification: Performance of FrontEnd: time 2.866e-06/1.405, allocations: 0 / 1.364 GB, free: 7.484 MB / 0.9323 GB Notification: Performance of Transformations before backend: time 0.0002335/1.406, allocations: 71.94 kB / 1.364 GB, free: 7.414 MB / 0.9323 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 0.01161/1.417, allocations: 3.057 MB / 1.367 GB, free: 4.297 MB / 0.9323 GB Notification: Performance of prepare preOptimizeDAE: time 5.099e-05/1.417, allocations: 8.031 kB / 1.367 GB, free: 4.289 MB / 0.9323 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01287/1.43, allocations: 2.123 MB / 1.369 GB, free: 2.16 MB / 0.9323 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.5259/1.956, allocations: 2.209 MB / 1.371 GB, free: 166.4 MB / 0.9323 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005542/1.957, allocations: 270 kB / 1.371 GB, free: 166.4 MB / 0.9323 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002655/1.96, allocations: 345.3 kB / 1.372 GB, free: 166.4 MB / 0.9323 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01588/1.975, allocations: 6.498 MB / 1.378 GB, free: 166.1 MB / 0.9323 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001025/1.976, allocations: 2.344 kB / 1.378 GB, free: 166.1 MB / 0.9323 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004416/1.976, allocations: 147.2 kB / 1.378 GB, free: 166.1 MB / 0.9323 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005/1.977, allocations: 304.4 kB / 1.378 GB, free: 166.1 MB / 0.9323 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01384/1.99, allocations: 6.393 MB / 1.385 GB, free: 166 MB / 0.9323 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03523/2.026, allocations: 26.68 MB / 1.411 GB, free: 152.6 MB / 0.9323 GB Notification: Performance of preOpt comSubExp (simulation): time 0.008681/2.034, allocations: 4.996 MB / 1.416 GB, free: 151 MB / 0.9323 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006103/2.041, allocations: 2.541 MB / 1.418 GB, free: 150.9 MB / 0.9323 GB Notification: Performance of preOpt evalFunc (simulation): time 0.000241/2.041, allocations: 128.2 kB / 1.418 GB, free: 150.9 MB / 0.9323 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.709e-05/2.041, allocations: 64.58 kB / 1.418 GB, free: 150.8 MB / 0.9323 GB Notification: Performance of pre-optimization done (n=208): time 5.801e-06/2.041, allocations: 0 / 1.418 GB, free: 150.8 MB / 0.9323 GB Notification: Performance of matching and sorting (n=277): time 0.09519/2.136, allocations: 30.94 MB / 1.449 GB, free: 147.8 MB / 0.9323 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.225e-05/2.136, allocations: 243.6 kB / 1.449 GB, free: 147.6 MB / 0.9323 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001954/2.138, allocations: 1.418 MB / 1.45 GB, free: 147.4 MB / 0.9323 GB Notification: Performance of collectPreVariables (initialization): time 0.000509/2.139, allocations: 69.48 kB / 1.45 GB, free: 147.4 MB / 0.9323 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007829/2.139, allocations: 1.49 MB / 1.452 GB, free: 146.6 MB / 0.9323 GB Notification: Performance of collectInitialBindings (initialization): time 0.0008399/2.14, allocations: 0.9368 MB / 1.453 GB, free: 146 MB / 0.9323 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002297/2.141, allocations: 65.66 kB / 1.453 GB, free: 146 MB / 0.9323 GB Notification: Performance of setup shared object (initialization): time 0.0001823/2.141, allocations: 446.2 kB / 1.453 GB, free: 145.7 MB / 0.9323 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004728/2.145, allocations: 2.612 MB / 1.456 GB, free: 145.7 MB / 0.9323 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005079/2.151, allocations: 3.529 MB / 1.459 GB, free: 144.7 MB / 0.9323 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009905/2.16, allocations: 6.344 MB / 1.465 GB, free: 143.5 MB / 0.9323 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.718e-05/2.161, allocations: 8.156 kB / 1.465 GB, free: 143.5 MB / 0.9323 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.02165/2.182, allocations: 9.554 MB / 1.475 GB, free: 142.2 MB / 0.9323 GB Notification: Performance of prepare postOptimizeDAE: time 0.0005149/2.183, allocations: 0.8942 MB / 1.475 GB, free: 141 MB / 0.9323 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.14e-05/2.183, allocations: 27.23 kB / 1.476 GB, free: 141 MB / 0.9323 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.03249/2.215, allocations: 7.542 MB / 1.483 GB, free: 140.2 MB / 0.9323 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004243/2.22, allocations: 0.8723 MB / 1.484 GB, free: 140.2 MB / 0.9323 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02969/2.249, allocations: 15.27 MB / 1.499 GB, free: 133.4 MB / 0.9323 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004462/2.254, allocations: 0.5551 MB / 1.499 GB, free: 133.4 MB / 0.9323 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00057/2.254, allocations: 198.5 kB / 1.499 GB, free: 133.3 MB / 0.9323 GB Notification: Performance of prepare postOptimizeDAE: time 1.174e-05/2.254, allocations: 4.969 kB / 1.499 GB, free: 133.3 MB / 0.9323 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 postOpt replaceHomotopyWithSimplified (initialization): time 0.006628/2.261, allocations: 3.147 MB / 1.502 GB, free: 132.3 MB / 0.9323 GB Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed. Error: No system for the symbolic initialization was generated