Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.DD,fileNamePrefix="Buildings_9_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_9_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 9.1.1-maint.9.1.x/package.mo): time 2.216/2.216, allocations: 387.1 MB / 399.7 MB, free: 9.5 MB / 314.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001047/0.001047, allocations: 186.5 kB / 492.3 MB, free: 0.6133 MB / 394.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.462/1.462, allocations: 221.3 MB / 0.7872 GB, free: 12.87 MB / 0.5573 GB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009645/0.0009644, allocations: 84.03 kB / 0.9267 GB, free: 13.94 MB / 0.698 GB
Notification: Performance of FrontEnd - loaded program: time 3.167e-05/3.17e-05, allocations: 0 / 1.074 GB, free: 180.2 MB / 0.7605 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.281/0.2811, allocations: 142.3 MB / 1.213 GB, free: 38.36 MB / 0.7605 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.9152/1.196, allocations: 210.8 MB / 1.418 GB, free: 5.48 MB / 0.8386 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002859/1.197, allocations: 111.2 kB / 1.418 GB, free: 5.414 MB / 0.8386 GB
Notification: Performance of FrontEnd - DAE generated: time 0.3579/1.555, allocations: 141.2 MB / 1.556 GB, free: 6.113 MB / 0.9636 GB
Notification: Performance of FrontEnd: time 1.473e-06/1.555, allocations: 0 / 1.556 GB, free: 6.113 MB / 0.9636 GB
Notification: Performance of Transformations before backend: time 0.0002013/1.555, allocations: 67.94 kB / 1.556 GB, free: 6.047 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: 874
 * Number of variables: 874
Notification: Performance of Generate backend data structure: time 0.008889/1.564, allocations: 2.709 MB / 1.559 GB, free: 3.281 MB / 0.9636 GB
Notification: Performance of prepare preOptimizeDAE: time 4.622e-05/1.564, allocations: 11.97 kB / 1.559 GB, free: 3.27 MB / 0.9636 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001973/1.566, allocations: 496.3 kB / 1.56 GB, free: 2.773 MB / 0.9636 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01346/1.579, allocations: 2.091 MB / 1.562 GB, free: 0.6758 MB / 0.9636 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005396/1.585, allocations: 2.001 MB / 1.564 GB, free: 14.62 MB / 0.9792 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002503/1.585, allocations: 238.2 kB / 1.564 GB, free: 14.39 MB / 0.9792 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001537/1.586, allocations: 304 kB / 1.564 GB, free: 14.09 MB / 0.9792 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01423/1.601, allocations: 5.347 MB / 1.569 GB, free: 8.637 MB / 0.9792 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001301/1.601, allocations: 7.938 kB / 1.569 GB, free: 8.629 MB / 0.9792 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001079/1.602, allocations: 132 kB / 1.569 GB, free: 8.5 MB / 0.9792 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006043/1.603, allocations: 293.3 kB / 1.57 GB, free: 8.211 MB / 0.9792 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01112/1.614, allocations: 5.02 MB / 1.575 GB, free: 3.18 MB / 0.9792 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0391/1.653, allocations: 24.84 MB / 1.599 GB, free: 8.277 MB / 1.01 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007274/1.66, allocations: 4.971 MB / 1.604 GB, free: 2.953 MB / 1.01 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004048/1.664, allocations: 2.315 MB / 1.606 GB, free: 0.6172 MB / 1.01 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003611/1.665, allocations: 139 kB / 1.606 GB, free: 476 kB / 1.01 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.039e-05/1.665, allocations: 68.5 kB / 1.606 GB, free: 396 kB / 1.01 GB
Notification: Performance of pre-optimization done (n=230): time 3.617e-06/1.665, allocations: 0 / 1.606 GB, free: 396 kB / 1.01 GB
Notification: Performance of matching and sorting (n=311): time 0.1207/1.785, allocations: 30.99 MB / 1.636 GB, free: 1.391 MB / 1.042 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.000156/1.786, allocations: 239.9 kB / 1.637 GB, free: 1.105 MB / 1.042 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00241/1.788, allocations: 1.157 MB / 1.638 GB, free: 15.93 MB / 1.057 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007307/1.789, allocations: 69.7 kB / 1.638 GB, free: 15.86 MB / 1.057 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001078/1.79, allocations: 1.254 MB / 1.639 GB, free: 14.59 MB / 1.057 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0016/1.792, allocations: 1.04 MB / 1.64 GB, free: 13.53 MB / 1.057 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005384/1.792, allocations: 68 kB / 1.64 GB, free: 13.46 MB / 1.057 GB
Notification: Performance of setup shared object (initialization): time 0.0003246/1.792, allocations: 440.7 kB / 1.641 GB, free: 13.03 MB / 1.057 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003986/1.796, allocations: 2.232 MB / 1.643 GB, free: 10.79 MB / 1.057 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004589/1.801, allocations: 2.922 MB / 1.646 GB, free: 7.602 MB / 1.057 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.004646/1.806, allocations: 2.662 MB / 1.648 GB, free: 4.918 MB / 1.057 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.966e-05/1.806, allocations: 4 kB / 1.648 GB, free: 4.914 MB / 1.057 GB
Notification: Performance of matching and sorting (n=412) (initialization): time 0.01782/1.824, allocations: 8.42 MB / 1.656 GB, free: 12.44 MB / 1.073 GB
Notification: Performance of prepare postOptimizeDAE: time 0.003372/1.827, allocations: 7.326 MB / 1.664 GB, free: 4.539 MB / 1.073 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.66e-05/1.827, allocations: 19.94 kB / 1.664 GB, free: 4.52 MB / 1.073 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0266/1.854, allocations: 6.755 MB / 1.67 GB, free: 13.75 MB / 1.089 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004258/1.858, allocations: 0.8228 MB / 1.671 GB, free: 12.92 MB / 1.089 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02859/1.887, allocations: 16.66 MB / 1.687 GB, free: 12.09 MB / 1.104 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004597/1.891, allocations: 0.503 MB / 1.688 GB, free: 11.59 MB / 1.104 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008992/1.892, allocations: 179.9 kB / 1.688 GB, free: 11.41 MB / 1.104 GB
Notification: Performance of prepare postOptimizeDAE: time 1.446e-05/1.892, allocations: 4 kB / 1.688 GB, free: 11.41 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 0.005607/1.898, allocations: 2.708 MB / 1.691 GB, free: 8.68 MB / 1.104 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated