Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_DD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_DD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.756/1.756, allocations: 289.7 MB / 302.3 MB, free: 2.109 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001161/0.001161, allocations: 180.9 kB / 371.6 MB, free: 3.406 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.659/1.659, allocations: 205.1 MB / 0.6309 GB, free: 11.76 MB / 474.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009655/0.0009656, allocations: 90.78 kB / 0.745 GB, free: 54.48 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 3.548e-05/3.557e-05, allocations: 4 kB / 0.8664 GB, free: 14.94 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2812/0.2813, allocations: 116.3 MB / 0.9799 GB, free: 10.47 MB / 0.7136 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.927/1.208, allocations: 200.1 MB / 1.175 GB, free: 14.75 MB / 0.7605 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003331/1.209, allocations: 114.5 kB / 1.175 GB, free: 14.68 MB / 0.7605 GB
Notification: Performance of FrontEnd - DAE generated: time 0.3403/1.549, allocations: 133.2 MB / 1.306 GB, free: 4.543 MB / 0.8698 GB
Notification: Performance of FrontEnd: time 3.377e-06/1.549, allocations: 4 kB / 1.306 GB, free: 4.539 MB / 0.8698 GB
Notification: Performance of Transformations before backend: time 0.0001845/1.549, allocations: 64 kB / 1.306 GB, free: 4.477 MB / 0.8698 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.01067/1.56, allocations: 2.709 MB / 1.308 GB, free: 1.711 MB / 0.8698 GB
Notification: Performance of prepare preOptimizeDAE: time 5.312e-05/1.56, allocations: 12.03 kB / 1.308 GB, free: 1.699 MB / 0.8698 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00228/1.562, allocations: 496.3 kB / 1.309 GB, free: 1.203 MB / 0.8698 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01391/1.576, allocations: 2.098 MB / 1.311 GB, free: 15.1 MB / 0.8855 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006406/1.583, allocations: 2.005 MB / 1.313 GB, free: 13.05 MB / 0.8855 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002614/1.583, allocations: 234.2 kB / 1.313 GB, free: 12.82 MB / 0.8855 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001735/1.585, allocations: 304 kB / 1.313 GB, free: 12.52 MB / 0.8855 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01482/1.6, allocations: 5.348 MB / 1.319 GB, free: 7.066 MB / 0.8855 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.359e-05/1.6, allocations: 11.88 kB / 1.319 GB, free: 7.055 MB / 0.8855 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007284/1.6, allocations: 135.9 kB / 1.319 GB, free: 6.922 MB / 0.8855 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005672/1.601, allocations: 285.4 kB / 1.319 GB, free: 6.641 MB / 0.8855 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01206/1.613, allocations: 5.023 MB / 1.324 GB, free: 1.605 MB / 0.8855 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0414/1.655, allocations: 24.84 MB / 1.348 GB, free: 6.699 MB / 0.9167 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007432/1.662, allocations: 4.956 MB / 1.353 GB, free: 1.395 MB / 0.9167 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004085/1.666, allocations: 2.307 MB / 1.355 GB, free: 15.07 MB / 0.9323 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000358/1.667, allocations: 143 kB / 1.355 GB, free: 14.91 MB / 0.9323 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.007e-05/1.667, allocations: 72.48 kB / 1.355 GB, free: 14.83 MB / 0.9323 GB
Notification: Performance of pre-optimization done (n=230): time 4.448e-06/1.667, allocations: 0 / 1.355 GB, free: 14.83 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=311): time 0.8131/2.48, allocations: 30.99 MB / 1.386 GB, free: 211.8 MB / 0.948 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.382e-05/2.48, allocations: 243.8 kB / 1.386 GB, free: 211.5 MB / 0.948 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001921/2.482, allocations: 1.15 MB / 1.387 GB, free: 211.4 MB / 0.948 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007544/2.483, allocations: 78.58 kB / 1.387 GB, free: 211.3 MB / 0.948 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000751/2.483, allocations: 1.247 MB / 1.388 GB, free: 211.1 MB / 0.948 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001324/2.485, allocations: 1.037 MB / 1.389 GB, free: 210.6 MB / 0.948 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002538/2.485, allocations: 66.41 kB / 1.389 GB, free: 210.6 MB / 0.948 GB
Notification: Performance of setup shared object (initialization): time 0.0001924/2.485, allocations: 443 kB / 1.39 GB, free: 210.3 MB / 0.948 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003548/2.489, allocations: 2.235 MB / 1.392 GB, free: 210.3 MB / 0.948 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004861/2.494, allocations: 2.932 MB / 1.395 GB, free: 209.6 MB / 0.948 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005265/2.499, allocations: 2.65 MB / 1.397 GB, free: 209.5 MB / 0.948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.069e-05/2.499, allocations: 5.219 kB / 1.397 GB, free: 209.5 MB / 0.948 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.02144/2.52, allocations: 8.417 MB / 1.406 GB, free: 209.3 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 0.001604/2.522, allocations: 7.324 MB / 1.413 GB, free: 201.6 MB / 0.948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.7e-05/2.522, allocations: 19.66 kB / 1.413 GB, free: 201.6 MB / 0.948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02524/2.547, allocations: 6.754 MB / 1.419 GB, free: 201.6 MB / 0.948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004021/2.551, allocations: 0.8272 MB / 1.42 GB, free: 201.6 MB / 0.948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02365/2.575, allocations: 16.66 MB / 1.437 GB, free: 199.6 MB / 0.948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004693/2.58, allocations: 0.5059 MB / 1.437 GB, free: 199.6 MB / 0.948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007636/2.581, allocations: 179.9 kB / 1.437 GB, free: 199.6 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 1.393e-05/2.581, allocations: 4.969 kB / 1.437 GB, free: 199.6 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 0.004501/2.585, allocations: 2.706 MB / 1.44 GB, free: 199.5 MB / 0.948 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated