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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",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 1.741/1.741, allocations: 289.7 MB / 302.2 MB, free: 2.172 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001119/0.001119, allocations: 178.8 kB / 371.6 MB, free: 3.43 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.544/1.544, allocations: 205.1 MB / 0.6309 GB, free: 11.77 MB / 474.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009265/0.0009267, allocations: 92.84 kB / 0.745 GB, free: 54.61 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 4.372e-05/4.375e-05, allocations: 4 kB / 0.8664 GB, free: 14.94 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2848/0.2849, allocations: 116.3 MB / 0.9799 GB, free: 10.46 MB / 0.7136 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.9551/1.24, allocations: 201.1 MB / 1.176 GB, free: 13.89 MB / 0.7605 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003719/1.241, allocations: 116.7 kB / 1.176 GB, free: 13.82 MB / 0.7605 GB
Notification: Performance of FrontEnd - DAE generated: time 0.3765/1.617, allocations: 144.1 MB / 1.317 GB, free: 8.496 MB / 0.8855 GB
Notification: Performance of FrontEnd: time 1.663e-06/1.617, allocations: 0 / 1.317 GB, free: 8.496 MB / 0.8855 GB
Notification: Performance of Transformations before backend: time 0.0001765/1.617, allocations: 75.98 kB / 1.317 GB, free: 8.422 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 0.01106/1.628, allocations: 2.965 MB / 1.32 GB, free: 5.402 MB / 0.8855 GB
Notification: Performance of prepare preOptimizeDAE: time 5.344e-05/1.628, allocations: 12.03 kB / 1.32 GB, free: 5.391 MB / 0.8855 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002459/1.631, allocations: 0.5494 MB / 1.321 GB, free: 4.836 MB / 0.8855 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01386/1.645, allocations: 2.133 MB / 1.323 GB, free: 2.695 MB / 0.8855 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006753/1.652, allocations: 2.189 MB / 1.325 GB, free: 472 kB / 0.8855 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003192/1.652, allocations: 267.1 kB / 1.325 GB, free: 204 kB / 0.8855 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002168/1.654, allocations: 348 kB / 1.325 GB, free: 15.86 MB / 0.9011 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01671/1.671, allocations: 5.981 MB / 1.331 GB, free: 9.777 MB / 0.9011 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.268e-05/1.671, allocations: 3.938 kB / 1.331 GB, free: 9.773 MB / 0.9011 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005315/1.672, allocations: 152 kB / 1.331 GB, free: 9.625 MB / 0.9011 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005753/1.672, allocations: 306.1 kB / 1.332 GB, free: 9.324 MB / 0.9011 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01248/1.685, allocations: 5.391 MB / 1.337 GB, free: 3.926 MB / 0.9011 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04312/1.728, allocations: 26.74 MB / 1.363 GB, free: 7.012 MB / 0.9323 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.006186/1.734, allocations: 4.506 MB / 1.368 GB, free: 2.203 MB / 0.9323 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003187/1.737, allocations: 2.048 MB / 1.37 GB, free: 144 kB / 0.9323 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002429/1.738, allocations: 127 kB / 1.37 GB, free: 0 / 0.9323 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.179e-05/1.738, allocations: 64.5 kB / 1.37 GB, free: 15.93 MB / 0.948 GB
Notification: Performance of pre-optimization done (n=208): time 3.387e-06/1.738, allocations: 0 / 1.37 GB, free: 15.93 MB / 0.948 GB
Notification: Performance of matching and sorting (n=277): time 0.7638/2.501, allocations: 25.93 MB / 1.395 GB, free: 205.2 MB / 0.948 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001165/2.502, allocations: 238.7 kB / 1.395 GB, free: 204.9 MB / 0.948 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002647/2.504, allocations: 1.301 MB / 1.397 GB, free: 204.8 MB / 0.948 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006969/2.505, allocations: 74.7 kB / 1.397 GB, free: 204.7 MB / 0.948 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001258/2.506, allocations: 1.498 MB / 1.398 GB, free: 204.1 MB / 0.948 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001409/2.508, allocations: 0.9404 MB / 1.399 GB, free: 203.6 MB / 0.948 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002651/2.508, allocations: 68.69 kB / 1.399 GB, free: 203.6 MB / 0.948 GB
Notification: Performance of setup shared object (initialization): time 0.0002624/2.508, allocations: 446.8 kB / 1.4 GB, free: 203.3 MB / 0.948 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004375/2.513, allocations: 2.117 MB / 1.402 GB, free: 203.2 MB / 0.948 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004782/2.517, allocations: 3.013 MB / 1.405 GB, free: 202.2 MB / 0.948 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005322/2.523, allocations: 2.585 MB / 1.407 GB, free: 202.2 MB / 0.948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.37e-05/2.523, allocations: 14.2 kB / 1.407 GB, free: 202.2 MB / 0.948 GB
Notification: Performance of matching and sorting (n=416) (initialization): time 0.01794/2.541, allocations: 8.123 MB / 1.415 GB, free: 201.9 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 0.002753/2.544, allocations: 10.62 MB / 1.425 GB, free: 190.8 MB / 0.948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.177e-05/2.544, allocations: 27.41 kB / 1.425 GB, free: 190.8 MB / 0.948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02432/2.568, allocations: 6.528 MB / 1.432 GB, free: 190.8 MB / 0.948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004404/2.573, allocations: 0.8755 MB / 1.433 GB, free: 190.8 MB / 0.948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02291/2.595, allocations: 14.65 MB / 1.447 GB, free: 188.8 MB / 0.948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005051/2.601, allocations: 0.5343 MB / 1.447 GB, free: 188.8 MB / 0.948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009393/2.602, allocations: 195.2 kB / 1.448 GB, free: 188.8 MB / 0.948 GB
Notification: Performance of prepare postOptimizeDAE: time 1.686e-05/2.602, allocations: 5.719 kB / 1.448 GB, free: 188.8 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 0.004882/2.606, allocations: 2.652 MB / 1.45 GB, free: 188.7 MB / 0.948 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated