Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.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 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.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_8_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_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.58/1.58, allocations: 289.7 MB / 302.3 MB, free: 2.156 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001073/0.001073, allocations: 180.3 kB / 371.6 MB, free: 3.438 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.511/1.511, allocations: 205.1 MB / 0.6309 GB, free: 11.75 MB / 474.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008888/0.0008888, allocations: 95.39 kB / 0.745 GB, free: 54.43 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 3.366e-05/3.368e-05, allocations: 4 kB / 0.8663 GB, free: 15.01 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2559/0.256, allocations: 116.3 MB / 0.9798 GB, free: 10.54 MB / 0.7136 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.7579/1.014, allocations: 201.1 MB / 1.176 GB, free: 13.9 MB / 0.7605 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003432/1.014, allocations: 113.7 kB / 1.176 GB, free: 13.83 MB / 0.7605 GB
Notification: Performance of FrontEnd - DAE generated: time 0.3532/1.368, allocations: 144.1 MB / 1.317 GB, free: 8.551 MB / 0.8855 GB
Notification: Performance of FrontEnd: time 2.004e-06/1.368, allocations: 0 / 1.317 GB, free: 8.551 MB / 0.8855 GB
Notification: Performance of Transformations before backend: time 0.0001366/1.368, allocations: 75.98 kB / 1.317 GB, free: 8.477 MB / 0.8855 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 0.007945/1.376, allocations: 2.965 MB / 1.32 GB, free: 5.457 MB / 0.8855 GB
Notification: Performance of prepare preOptimizeDAE: time 4.501e-05/1.376, allocations: 8.031 kB / 1.32 GB, free: 5.449 MB / 0.8855 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01338/1.389, allocations: 2.136 MB / 1.322 GB, free: 3.309 MB / 0.8855 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00612/1.395, allocations: 2.185 MB / 1.324 GB, free: 1.078 MB / 0.8855 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002734/1.396, allocations: 275.1 kB / 1.325 GB, free: 0.8086 MB / 0.8855 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.00163/1.397, allocations: 347.9 kB / 1.325 GB, free: 480 kB / 0.8855 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01582/1.413, allocations: 5.978 MB / 1.331 GB, free: 10.39 MB / 0.9011 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001831/1.413, allocations: 11.89 kB / 1.331 GB, free: 10.38 MB / 0.9011 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001311/1.415, allocations: 152 kB / 1.331 GB, free: 10.23 MB / 0.9011 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006049/1.415, allocations: 298.1 kB / 1.331 GB, free: 9.938 MB / 0.9011 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01325/1.429, allocations: 5.399 MB / 1.336 GB, free: 4.531 MB / 0.9011 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04258/1.471, allocations: 26.74 MB / 1.363 GB, free: 7.621 MB / 0.9323 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00673/1.478, allocations: 4.51 MB / 1.367 GB, free: 2.809 MB / 0.9323 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003488/1.481, allocations: 2.044 MB / 1.369 GB, free: 0.75 MB / 0.9323 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002867/1.482, allocations: 131 kB / 1.369 GB, free: 0.6055 MB / 0.9323 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.139e-05/1.482, allocations: 64.5 kB / 1.369 GB, free: 0.5312 MB / 0.9323 GB
Notification: Performance of pre-optimization done (n=208): time 4.158e-06/1.482, allocations: 0 / 1.369 GB, free: 0.5312 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=277): time 0.6451/2.127, allocations: 25.92 MB / 1.394 GB, free: 205.5 MB / 0.948 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.392e-05/2.127, allocations: 240 kB / 1.395 GB, free: 205.3 MB / 0.948 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00267/2.13, allocations: 1.307 MB / 1.396 GB, free: 205.1 MB / 0.948 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006181/2.13, allocations: 71.36 kB / 1.396 GB, free: 205.1 MB / 0.948 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001189/2.132, allocations: 1.504 MB / 1.397 GB, free: 204.5 MB / 0.948 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001443/2.133, allocations: 0.9399 MB / 1.398 GB, free: 203.9 MB / 0.948 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002532/2.133, allocations: 65.75 kB / 1.398 GB, free: 203.9 MB / 0.948 GB
Notification: Performance of setup shared object (initialization): time 0.0002512/2.134, allocations: 445.4 kB / 1.399 GB, free: 203.6 MB / 0.948 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003946/2.138, allocations: 2.115 MB / 1.401 GB, free: 203.6 MB / 0.948 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004064/2.142, allocations: 3.019 MB / 1.404 GB, free: 202.6 MB / 0.948 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.004538/2.146, allocations: 2.58 MB / 1.406 GB, free: 202.6 MB / 0.948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.851e-05/2.146, allocations: 8.5 kB / 1.406 GB, free: 202.6 MB / 0.948 GB
Notification: Performance of matching and sorting (n=416) (initialization): time 0.01588/2.162, allocations: 8.125 MB / 1.414 GB, free: 202.3 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 0.002198/2.164, allocations: 10.62 MB / 1.425 GB, free: 191.2 MB / 0.948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.346e-05/2.164, allocations: 25.97 kB / 1.425 GB, free: 191.2 MB / 0.948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02322/2.188, allocations: 6.532 MB / 1.431 GB, free: 191.2 MB / 0.948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004098/2.192, allocations: 0.8723 MB / 1.432 GB, free: 191.2 MB / 0.948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01952/2.211, allocations: 14.65 MB / 1.446 GB, free: 189.2 MB / 0.948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004468/2.216, allocations: 0.5339 MB / 1.447 GB, free: 189.2 MB / 0.948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005642/2.216, allocations: 194.1 kB / 1.447 GB, free: 189.2 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 1.107e-05/2.216, allocations: 6.781 kB / 1.447 GB, free: 189.2 MB / 0.948 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 0.004013/2.221, allocations: 2.647 MB / 1.45 GB, free: 189.1 MB / 0.948 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated