Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/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 8.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.616/2.616, allocations: 287.5 MB / 302.4 MB, free: 8.336 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001304/0.001305, allocations: 177.3 kB / 371 MB, free: 10.88 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.316/2.316, allocations: 205.4 MB / 0.6297 GB, free: 10.59 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.00245/0.00245, allocations: 92.91 kB / 0.743 GB, free: 6.602 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0005117/0.000512, allocations: 12.59 kB / 0.8658 GB, free: 140.6 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2282/0.2287, allocations: 115.3 MB / 0.9784 GB, free: 28.35 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.02105/0.2498, allocations: 14.81 MB / 0.9928 GB, free: 13.49 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01294/0.2628, allocations: 6.13 MB / 0.9988 GB, free: 7.344 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001756/0.2646, allocations: 39.88 kB / 0.9989 GB, free: 7.305 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001523/0.2662, allocations: 329.6 kB / 0.9992 GB, free: 6.98 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.004362/0.2706, allocations: 1.074 MB / 1 GB, free: 5.902 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003571/0.2742, allocations: 0.7466 MB / 1.001 GB, free: 5.156 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.008174/0.2824, allocations: 5.877 MB / 1.007 GB, free: 15.27 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01443/0.2969, allocations: 5.996 MB / 1.013 GB, free: 9.207 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004041/0.301, allocations: 1.526 MB / 1.014 GB, free: 7.676 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005949/0.307, allocations: 2.376 MB / 1.016 GB, free: 5.293 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001301/0.3083, allocations: 220 kB / 1.017 GB, free: 5.078 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003453/0.3118, allocations: 0.6555 MB / 1.017 GB, free: 4.422 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.003833/0.3157, allocations: 1.703 MB / 1.019 GB, free: 2.715 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.001934/0.3177, allocations: 0.6173 MB / 1.019 GB, free: 2.09 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.009915/0.3277, allocations: 5.545 MB / 1.025 GB, free: 12.53 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 8.236e-06/0.3277, allocations: 0 / 1.025 GB, free: 12.53 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 3.878e-06/0.3277, allocations: 0 / 1.025 GB, free: 12.53 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002207/0.328, allocations: 0 / 1.025 GB, free: 12.53 MB / 0.6511 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 0.01094/0.3389, allocations: 2.868 MB / 1.028 GB, free: 9.602 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 5.231e-05/0.339, allocations: 20.02 kB / 1.028 GB, free: 9.582 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0227/0.3617, allocations: 2.313 MB / 1.03 GB, free: 7.262 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006735/0.3685, allocations: 1.955 MB / 1.032 GB, free: 5.262 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000343/0.3689, allocations: 234.2 kB / 1.032 GB, free: 5.031 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001566/0.3705, allocations: 300 kB / 1.032 GB, free: 4.738 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02543/0.3959, allocations: 6.411 MB / 1.039 GB, free: 14.21 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001335/0.3961, allocations: 7.938 kB / 1.039 GB, free: 14.21 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001021/0.3971, allocations: 128 kB / 1.039 GB, free: 14.08 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008762/0.398, allocations: 317.4 kB / 1.039 GB, free: 13.77 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02838/0.4264, allocations: 6.551 MB / 1.045 GB, free: 7.203 MB / 0.6667 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.7406/1.167, allocations: 24.88 MB / 1.07 GB, free: 77.23 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01667/1.184, allocations: 5.414 MB / 1.075 GB, free: 75.34 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01307/1.197, allocations: 2.94 MB / 1.078 GB, free: 74.73 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0006882/1.198, allocations: 141.4 kB / 1.078 GB, free: 74.63 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.965e-05/1.198, allocations: 67.56 kB / 1.078 GB, free: 74.57 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=230): time 6.131e-06/1.198, allocations: 0 / 1.078 GB, free: 74.57 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=313): time 0.2703/1.468, allocations: 39.53 MB / 1.117 GB, free: 61.1 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001207/1.468, allocations: 247.5 kB / 1.117 GB, free: 60.84 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00235/1.471, allocations: 1.267 MB / 1.118 GB, free: 60.14 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006988/1.471, allocations: 79.45 kB / 1.118 GB, free: 60.07 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008155/1.472, allocations: 1.25 MB / 1.12 GB, free: 58.88 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001432/1.474, allocations: 1.052 MB / 1.121 GB, free: 57.84 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004143/1.474, allocations: 64 kB / 1.121 GB, free: 57.77 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0002075/1.474, allocations: 436.8 kB / 1.121 GB, free: 57.34 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01009/1.484, allocations: 2.738 MB / 1.124 GB, free: 54.6 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0109/1.495, allocations: 3.424 MB / 1.127 GB, free: 50.91 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01108/1.506, allocations: 3.138 MB / 1.13 GB, free: 47.76 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.509e-05/1.507, allocations: 12 kB / 1.13 GB, free: 47.75 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.05034/1.557, allocations: 10.99 MB / 1.141 GB, free: 36.7 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004067/1.557, allocations: 0.6256 MB / 1.141 GB, free: 35.82 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.258e-05/1.557, allocations: 19.83 kB / 1.141 GB, free: 35.8 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04041/1.598, allocations: 6.293 MB / 1.148 GB, free: 29.5 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007555/1.605, allocations: 0.936 MB / 1.149 GB, free: 28.57 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.08185/1.687, allocations: 26.37 MB / 1.174 GB, free: 1.984 MB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.01122/1.699, allocations: 0.5381 MB / 1.175 GB, free: 1.445 MB / 0.6823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001352/1.7, allocations: 143.9 kB / 1.175 GB, free: 1.305 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 2.029e-05/1.7, allocations: 4 kB / 1.175 GB, free: 1.301 MB / 0.6823 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.0203/1.72, allocations: 3.08 MB / 1.178 GB, free: 14.2 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated