Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.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 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,fileNamePrefix="Buildings_maint_8_0_x_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_maint_8_0_x_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 8.0.1-maint.8.0.x/package.mo): time 1.727/1.727, allocations: 288.4 MB / 303.3 MB, free: 8.059 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001338/0.001338, allocations: 179.2 kB / 372 MB, free: 10.26 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.605/1.605, allocations: 205.4 MB / 0.6307 GB, free: 9.988 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008031/0.000803, allocations: 86.41 kB / 0.744 GB, free: 5.926 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004146/0.0004146, allocations: 11.25 kB / 0.867 GB, free: 142 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2627/0.2631, allocations: 115.3 MB / 0.9797 GB, free: 27.52 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD): time 0.01859/0.2817, allocations: 14.82 MB / 0.9941 GB, free: 12.65 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01173/0.2935, allocations: 6.138 MB / 1 GB, free: 6.5 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002012/0.2956, allocations: 39.88 kB / 1 GB, free: 6.461 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.00125/0.2969, allocations: 325.6 kB / 1 GB, free: 6.141 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.00424/0.3011, allocations: 1.07 MB / 1.002 GB, free: 5.066 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00332/0.3045, allocations: 0.7524 MB / 1.002 GB, free: 4.312 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.006372/0.3109, allocations: 5.873 MB / 1.008 GB, free: 14.43 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009434/0.3203, allocations: 5.987 MB / 1.014 GB, free: 8.371 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003288/0.3237, allocations: 1.53 MB / 1.015 GB, free: 6.836 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00436/0.3281, allocations: 2.376 MB / 1.018 GB, free: 4.453 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006936/0.3288, allocations: 215.9 kB / 1.018 GB, free: 4.242 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002008/0.3308, allocations: 0.6634 MB / 1.019 GB, free: 3.578 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.002098/0.3329, allocations: 1.699 MB / 1.02 GB, free: 1.875 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.001089/0.334, allocations: 0.6173 MB / 1.021 GB, free: 1.25 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.006482/0.3405, allocations: 5.54 MB / 1.026 GB, free: 11.7 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 5.631e-06/0.3406, allocations: 4 kB / 1.026 GB, free: 11.69 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.655e-06/0.3406, allocations: 0 / 1.026 GB, free: 11.69 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002144/0.3408, allocations: 4 kB / 1.026 GB, free: 11.69 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 0.007904/0.3487, allocations: 2.865 MB / 1.029 GB, free: 8.762 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 5.431e-05/0.3488, allocations: 16.02 kB / 1.029 GB, free: 8.746 MB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001353/0.3501, allocations: 492.3 kB / 1.029 GB, free: 8.254 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01244/0.3626, allocations: 2.313 MB / 1.032 GB, free: 5.934 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004886/0.3675, allocations: 1.947 MB / 1.034 GB, free: 3.941 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000233/0.3678, allocations: 242.1 kB / 1.034 GB, free: 3.703 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001183/0.369, allocations: 304 kB / 1.034 GB, free: 3.406 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01689/0.3859, allocations: 6.399 MB / 1.04 GB, free: 12.89 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.079e-05/0.386, allocations: 7.938 kB / 1.04 GB, free: 12.89 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004492/0.3865, allocations: 128 kB / 1.041 GB, free: 12.76 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005249/0.387, allocations: 321.3 kB / 1.041 GB, free: 12.45 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01657/0.4036, allocations: 6.57 MB / 1.047 GB, free: 5.859 MB / 0.6667 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.6144/1.018, allocations: 24.87 MB / 1.072 GB, free: 75.43 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01054/1.029, allocations: 5.415 MB / 1.077 GB, free: 73.51 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.008261/1.037, allocations: 2.946 MB / 1.08 GB, free: 72.91 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003745/1.037, allocations: 134.8 kB / 1.08 GB, free: 72.81 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.617e-05/1.037, allocations: 68.03 kB / 1.08 GB, free: 72.75 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=230): time 5.08e-06/1.037, allocations: 0 / 1.08 GB, free: 72.75 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=313): time 0.1439/1.181, allocations: 39.53 MB / 1.119 GB, free: 58.24 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001023/1.182, allocations: 241.7 kB / 1.119 GB, free: 57.98 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001746/1.183, allocations: 1.269 MB / 1.12 GB, free: 57.29 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0008389/1.184, allocations: 77.52 kB / 1.12 GB, free: 57.22 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008116/1.185, allocations: 1.246 MB / 1.121 GB, free: 56.12 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001056/1.186, allocations: 1.05 MB / 1.122 GB, free: 55.22 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002198/1.186, allocations: 63.38 kB / 1.122 GB, free: 55.17 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001717/1.186, allocations: 443.1 kB / 1.123 GB, free: 54.77 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005479/1.192, allocations: 2.733 MB / 1.125 GB, free: 52.89 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005565/1.197, allocations: 3.424 MB / 1.129 GB, free: 49.21 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005796/1.203, allocations: 3.147 MB / 1.132 GB, free: 46.05 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.549e-05/1.203, allocations: 8 kB / 1.132 GB, free: 46.04 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02496/1.228, allocations: 10.99 MB / 1.143 GB, free: 34.99 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000349/1.229, allocations: 0.6226 MB / 1.143 GB, free: 34.11 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.403e-05/1.229, allocations: 20 kB / 1.143 GB, free: 34.09 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02103/1.25, allocations: 6.289 MB / 1.149 GB, free: 27.79 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004064/1.254, allocations: 0.94 MB / 1.15 GB, free: 26.85 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03717/1.291, allocations: 26.37 MB / 1.176 GB, free: 280 kB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00431/1.295, allocations: 0.5304 MB / 1.177 GB, free: 15.74 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004549/1.296, allocations: 143.9 kB / 1.177 GB, free: 15.6 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.246e-05/1.296, allocations: 4 kB / 1.177 GB, free: 15.6 MB / 0.698 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 0.00714/1.303, allocations: 3.073 MB / 1.18 GB, free: 12.5 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated