Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 1.595/1.595, allocations: 297.8 MB / 313.7 MB, free: 120 kB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00098/0.00098, allocations: 183.5 kB / 384.6 MB, free: 10.84 MB / 314.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.31/1.31, allocations: 223.2 MB / 0.6626 GB, free: 4.262 MB / 490.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008509/0.0008509, allocations: 103.8 kB / 0.7808 GB, free: 50.31 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.0005114/0.0005114, allocations: 15.98 kB / 0.9088 GB, free: 2.812 MB / 0.6198 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.6746/0.6752, allocations: 120.3 MB / 1.026 GB, free: 55.78 MB / 0.7292 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.2313/0.9065, allocations: 203.7 MB / 1.225 GB, free: 6.02 MB / 0.7917 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003277/0.9069, allocations: 121.8 kB / 1.225 GB, free: 5.902 MB / 0.7917 GB Notification: Performance of FrontEnd - DAE generated: time 0.3733/1.28, allocations: 142.9 MB / 1.365 GB, free: 6.375 MB / 0.9323 GB Notification: Performance of FrontEnd: time 3.236e-06/1.28, allocations: 0 / 1.365 GB, free: 6.375 MB / 0.9323 GB Notification: Performance of Transformations before backend: time 0.0002298/1.28, allocations: 76 kB / 1.365 GB, free: 6.301 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: 994 * Number of variables: 994 Notification: Performance of Generate backend data structure: time 0.01121/1.292, allocations: 3.093 MB / 1.368 GB, free: 3.148 MB / 0.9323 GB Notification: Performance of prepare preOptimizeDAE: time 5.217e-05/1.292, allocations: 8.031 kB / 1.368 GB, free: 3.141 MB / 0.9323 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01268/1.304, allocations: 2.134 MB / 1.37 GB, free: 1 MB / 0.9323 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.4624/1.767, allocations: 2.217 MB / 1.372 GB, free: 166.2 MB / 0.9323 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001828/1.767, allocations: 272.3 kB / 1.373 GB, free: 166.2 MB / 0.9323 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.000679/1.768, allocations: 347.4 kB / 1.373 GB, free: 166.2 MB / 0.9323 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01121/1.779, allocations: 6.528 MB / 1.379 GB, free: 165.9 MB / 0.9323 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.843e-05/1.779, allocations: 5.031 kB / 1.379 GB, free: 165.9 MB / 0.9323 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004015/1.78, allocations: 153.2 kB / 1.379 GB, free: 165.9 MB / 0.9323 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004301/1.78, allocations: 303.5 kB / 1.38 GB, free: 165.8 MB / 0.9323 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01193/1.792, allocations: 6.403 MB / 1.386 GB, free: 165.8 MB / 0.9323 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02575/1.818, allocations: 26.74 MB / 1.412 GB, free: 152.4 MB / 0.9323 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007841/1.826, allocations: 5.009 MB / 1.417 GB, free: 150.8 MB / 0.9323 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.005239/1.831, allocations: 2.534 MB / 1.419 GB, free: 150.7 MB / 0.9323 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001962/1.831, allocations: 141.6 kB / 1.42 GB, free: 150.6 MB / 0.9323 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.431e-05/1.831, allocations: 61.38 kB / 1.42 GB, free: 150.6 MB / 0.9323 GB Notification: Performance of pre-optimization done (n=208): time 4.689e-06/1.831, allocations: 0.7031 kB / 1.42 GB, free: 150.6 MB / 0.9323 GB Notification: Performance of matching and sorting (n=277): time 0.0971/1.928, allocations: 31 MB / 1.45 GB, free: 147.6 MB / 0.9323 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.829e-05/1.928, allocations: 243.9 kB / 1.45 GB, free: 147.3 MB / 0.9323 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001727/1.93, allocations: 1.464 MB / 1.452 GB, free: 147.1 MB / 0.9323 GB Notification: Performance of collectPreVariables (initialization): time 0.0003767/1.93, allocations: 70.77 kB / 1.452 GB, free: 147.1 MB / 0.9323 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006277/1.931, allocations: 1.505 MB / 1.453 GB, free: 146.4 MB / 0.9323 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006765/1.932, allocations: 0.9349 MB / 1.454 GB, free: 145.8 MB / 0.9323 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000209/1.932, allocations: 67.75 kB / 1.454 GB, free: 145.8 MB / 0.9323 GB Notification: Performance of setup shared object (initialization): time 0.0001399/1.932, allocations: 450.4 kB / 1.454 GB, free: 145.5 MB / 0.9323 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004723/1.937, allocations: 2.615 MB / 1.457 GB, free: 145.5 MB / 0.9323 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005061/1.942, allocations: 3.525 MB / 1.46 GB, free: 144.4 MB / 0.9323 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009942/1.952, allocations: 6.345 MB / 1.467 GB, free: 143.3 MB / 0.9323 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.658e-05/1.952, allocations: 7.188 kB / 1.467 GB, free: 143.3 MB / 0.9323 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.02204/1.974, allocations: 9.565 MB / 1.476 GB, free: 141.6 MB / 0.9323 GB Notification: Performance of prepare postOptimizeDAE: time 0.0004353/1.974, allocations: 0.8862 MB / 1.477 GB, free: 140.4 MB / 0.9323 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.329e-05/1.975, allocations: 25.53 kB / 1.477 GB, free: 140.4 MB / 0.9323 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02899/2.003, allocations: 7.531 MB / 1.484 GB, free: 139.6 MB / 0.9323 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003887/2.007, allocations: 0.8733 MB / 1.485 GB, free: 139.6 MB / 0.9323 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02521/2.033, allocations: 15.31 MB / 1.5 GB, free: 132.8 MB / 0.9323 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003985/2.037, allocations: 0.5511 MB / 1.501 GB, free: 132.8 MB / 0.9323 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007485/2.037, allocations: 195.4 kB / 1.501 GB, free: 132.7 MB / 0.9323 GB Notification: Performance of prepare postOptimizeDAE: time 8.455e-06/2.037, allocations: 3.344 kB / 1.501 GB, free: 132.7 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 0.00655/2.044, allocations: 3.151 MB / 1.504 GB, free: 131.7 MB / 0.9323 GB Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed. Error: No system for the symbolic initialization was generated