Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/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 9.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,fileNamePrefix="Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD,fileNamePrefix="Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo): time 2.333/2.333, allocations: 387.1 MB / 399.7 MB, free: 9.566 MB / 314.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00111/0.00111, allocations: 172.9 kB / 492.3 MB, free: 0.6484 MB / 394.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 2.027/2.027, allocations: 221.3 MB / 0.7871 GB, free: 12.96 MB / 0.5573 GB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001367/0.001367, allocations: 87.91 kB / 0.9267 GB, free: 14.05 MB / 0.698 GB
Notification: Performance of FrontEnd - loaded program: time 4.02e-05/4.023e-05, allocations: 0 / 1.074 GB, free: 180.3 MB / 0.7605 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2676/0.2677, allocations: 142.4 MB / 1.213 GB, free: 38.41 MB / 0.7605 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.9775/1.245, allocations: 210.1 MB / 1.418 GB, free: 6.25 MB / 0.8386 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003268/1.246, allocations: 111.8 kB / 1.418 GB, free: 6.184 MB / 0.8386 GB
Notification: Performance of FrontEnd - DAE generated: time 0.3626/1.608, allocations: 140.6 MB / 1.555 GB, free: 7.535 MB / 0.9636 GB
Notification: Performance of FrontEnd: time 2.445e-06/1.608, allocations: 0 / 1.555 GB, free: 7.535 MB / 0.9636 GB
Notification: Performance of Transformations before backend: time 0.0002232/1.608, allocations: 67.94 kB / 1.555 GB, free: 7.469 MB / 0.9636 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 863
 * Number of variables: 863
Notification: Performance of Generate backend data structure: time 0.01089/1.619, allocations: 2.682 MB / 1.558 GB, free: 4.73 MB / 0.9636 GB
Notification: Performance of prepare preOptimizeDAE: time 5.853e-05/1.619, allocations: 11.97 kB / 1.558 GB, free: 4.719 MB / 0.9636 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002452/1.622, allocations: 488 kB / 1.558 GB, free: 4.23 MB / 0.9636 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01449/1.636, allocations: 2.087 MB / 1.56 GB, free: 2.137 MB / 0.9636 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006133/1.643, allocations: 1.997 MB / 1.562 GB, free: 96 kB / 0.9636 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003193/1.643, allocations: 230.2 kB / 1.562 GB, free: 15.86 MB / 0.9792 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001896/1.645, allocations: 307.9 kB / 1.563 GB, free: 15.56 MB / 0.9792 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01653/1.661, allocations: 5.322 MB / 1.568 GB, free: 10.13 MB / 0.9792 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001856/1.662, allocations: 8 kB / 1.568 GB, free: 10.12 MB / 0.9792 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001371/1.663, allocations: 124 kB / 1.568 GB, free: 10 MB / 0.9792 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006265/1.664, allocations: 281.3 kB / 1.568 GB, free: 9.727 MB / 0.9792 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01095/1.675, allocations: 5.015 MB / 1.573 GB, free: 4.699 MB / 0.9792 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0369/1.712, allocations: 24.75 MB / 1.597 GB, free: 9.887 MB / 1.01 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007359/1.719, allocations: 4.979 MB / 1.602 GB, free: 4.562 MB / 1.01 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004184/1.723, allocations: 2.307 MB / 1.604 GB, free: 2.234 MB / 1.01 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003444/1.724, allocations: 143 kB / 1.605 GB, free: 2.078 MB / 1.01 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.562e-05/1.724, allocations: 64.44 kB / 1.605 GB, free: 2.004 MB / 1.01 GB
Notification: Performance of pre-optimization done (n=230): time 6.242e-06/1.724, allocations: 0 / 1.605 GB, free: 2.004 MB / 1.01 GB
Notification: Performance of matching and sorting (n=311): time 0.1156/1.839, allocations: 30.93 MB / 1.635 GB, free: 3.062 MB / 1.042 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001235/1.84, allocations: 247.9 kB / 1.635 GB, free: 2.77 MB / 1.042 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001755/1.841, allocations: 1.119 MB / 1.636 GB, free: 1.633 MB / 1.042 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007217/1.842, allocations: 77.7 kB / 1.636 GB, free: 1.551 MB / 1.042 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008068/1.843, allocations: 1.231 MB / 1.637 GB, free: 308 kB / 1.042 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001163/1.844, allocations: 1.051 MB / 1.639 GB, free: 15.23 MB / 1.057 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002353/1.844, allocations: 60 kB / 1.639 GB, free: 15.18 MB / 1.057 GB
Notification: Performance of setup shared object (initialization): time 0.0002382/1.845, allocations: 440.7 kB / 1.639 GB, free: 14.74 MB / 1.057 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003323/1.848, allocations: 2.236 MB / 1.641 GB, free: 12.5 MB / 1.057 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00382/1.852, allocations: 2.934 MB / 1.644 GB, free: 9.301 MB / 1.057 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.003928/1.856, allocations: 2.647 MB / 1.647 GB, free: 6.633 MB / 1.057 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.288e-05/1.856, allocations: 4 kB / 1.647 GB, free: 6.629 MB / 1.057 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.0163/1.872, allocations: 8.416 MB / 1.655 GB, free: 14.15 MB / 1.073 GB
Notification: Performance of prepare postOptimizeDAE: time 0.002665/1.875, allocations: 7.324 MB / 1.662 GB, free: 6.25 MB / 1.073 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.472e-05/1.875, allocations: 20 kB / 1.662 GB, free: 6.23 MB / 1.073 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02542/1.9, allocations: 6.755 MB / 1.669 GB, free: 15.46 MB / 1.089 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00416/1.904, allocations: 0.8189 MB / 1.669 GB, free: 14.64 MB / 1.089 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02536/1.93, allocations: 16.66 MB / 1.686 GB, free: 13.81 MB / 1.104 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004652/1.934, allocations: 0.5107 MB / 1.686 GB, free: 13.3 MB / 1.104 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006178/1.935, allocations: 179.9 kB / 1.686 GB, free: 13.12 MB / 1.104 GB
Notification: Performance of prepare postOptimizeDAE: time 1.381e-05/1.935, allocations: 4 kB / 1.686 GB, free: 13.12 MB / 1.104 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 0.004685/1.94, allocations: 2.707 MB / 1.689 GB, free: 10.39 MB / 1.104 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated