Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/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 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_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_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.551/1.551, allocations: 285.4 MB / 298 MB, free: 6.027 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001126/0.001127, allocations: 172.8 kB / 366.4 MB, free: 2.094 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.382/1.382, allocations: 205.1 MB / 0.6248 GB, free: 7.734 MB / 474.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.000814/0.000814, allocations: 94.33 kB / 0.738 GB, free: 40.25 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 3.246e-05/3.248e-05, allocations: 0 / 0.8583 GB, free: 13.05 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6744/0.6744, allocations: 115.3 MB / 0.9709 GB, free: 77.86 MB / 0.6667 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.2412/0.9157, allocations: 200.1 MB / 1.166 GB, free: 15.65 MB / 0.7761 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003229/0.9161, allocations: 115.9 kB / 1.166 GB, free: 15.54 MB / 0.7761 GB
Notification: Performance of FrontEnd - DAE generated: time 0.8519/1.768, allocations: 135 MB / 1.298 GB, free: 203.3 MB / 0.8542 GB
Notification: Performance of FrontEnd: time 2.595e-06/1.768, allocations: 1.375 kB / 1.298 GB, free: 203.3 MB / 0.8542 GB
Notification: Performance of Transformations before backend: time 0.0002905/1.768, allocations: 73.72 kB / 1.298 GB, free: 203.3 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.01237/1.781, allocations: 2.961 MB / 1.301 GB, free: 202 MB / 0.8542 GB
Notification: Performance of prepare preOptimizeDAE: time 5.532e-05/1.781, allocations: 8.594 kB / 1.301 GB, free: 202 MB / 0.8542 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01427/1.795, allocations: 2.126 MB / 1.303 GB, free: 201.8 MB / 0.8542 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006498/1.802, allocations: 2.193 MB / 1.305 GB, free: 201.4 MB / 0.8542 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003223/1.802, allocations: 266.2 kB / 1.306 GB, free: 201.4 MB / 0.8542 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001929/1.804, allocations: 352 kB / 1.306 GB, free: 201.4 MB / 0.8542 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01454/1.819, allocations: 5.97 MB / 1.312 GB, free: 200.3 MB / 0.8542 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.784e-05/1.819, allocations: 9.688 kB / 1.312 GB, free: 200.3 MB / 0.8542 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004896/1.819, allocations: 150.1 kB / 1.312 GB, free: 200.2 MB / 0.8542 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000555/1.82, allocations: 301 kB / 1.312 GB, free: 200.2 MB / 0.8542 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01005/1.83, allocations: 5.399 MB / 1.318 GB, free: 198.3 MB / 0.8542 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03031/1.86, allocations: 26.74 MB / 1.344 GB, free: 179.2 MB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004991/1.865, allocations: 4.507 MB / 1.348 GB, free: 176.5 MB / 0.8542 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.002648/1.868, allocations: 2.042 MB / 1.35 GB, free: 175.8 MB / 0.8542 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002225/1.868, allocations: 144.5 kB / 1.35 GB, free: 175.7 MB / 0.8542 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.414e-05/1.868, allocations: 57.38 kB / 1.35 GB, free: 175.6 MB / 0.8542 GB
Notification: Performance of pre-optimization done (n=208): time 5.43e-06/1.868, allocations: 0 / 1.35 GB, free: 175.6 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=277): time 0.0837/1.952, allocations: 25.95 MB / 1.376 GB, free: 168.4 MB / 0.8542 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.464e-05/1.952, allocations: 243.6 kB / 1.376 GB, free: 168.1 MB / 0.8542 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001787/1.954, allocations: 1.3 MB / 1.377 GB, free: 166.8 MB / 0.8542 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005775/1.954, allocations: 73.7 kB / 1.377 GB, free: 166.7 MB / 0.8542 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006257/1.955, allocations: 1.501 MB / 1.379 GB, free: 165.2 MB / 0.8542 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009127/1.956, allocations: 0.9391 MB / 1.38 GB, free: 164.3 MB / 0.8542 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002326/1.956, allocations: 64 kB / 1.38 GB, free: 164.2 MB / 0.8542 GB
Notification: Performance of setup shared object (initialization): time 0.000169/1.956, allocations: 444.8 kB / 1.38 GB, free: 163.8 MB / 0.8542 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.002756/1.959, allocations: 2.123 MB / 1.382 GB, free: 161.7 MB / 0.8542 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.003139/1.962, allocations: 3.017 MB / 1.385 GB, free: 158.3 MB / 0.8542 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.003226/1.965, allocations: 2.577 MB / 1.388 GB, free: 155.7 MB / 0.8542 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.767e-05/1.966, allocations: 11.95 kB / 1.388 GB, free: 155.7 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=416) (initialization): time 0.01376/1.979, allocations: 8.12 MB / 1.395 GB, free: 147.5 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 0.001689/1.981, allocations: 10.63 MB / 1.406 GB, free: 136 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.636e-05/1.981, allocations: 28 kB / 1.406 GB, free: 136 MB / 0.8542 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02308/2.004, allocations: 6.525 MB / 1.412 GB, free: 129.4 MB / 0.8542 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00427/2.008, allocations: 0.8798 MB / 1.413 GB, free: 128.6 MB / 0.8542 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02171/2.03, allocations: 14.65 MB / 1.427 GB, free: 113.8 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004845/2.035, allocations: 0.5301 MB / 1.428 GB, free: 113.2 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009601/2.036, allocations: 195.9 kB / 1.428 GB, free: 113 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 1.378e-05/2.036, allocations: 4 kB / 1.428 GB, free: 113 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 0.005202/2.041, allocations: 2.663 MB / 1.431 GB, free: 110.3 MB / 0.8542 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated