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 1.769/1.769, allocations: 287.5 MB / 302.6 MB, free: 8.234 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001153/0.001153, allocations: 185.5 kB / 371.2 MB, free: 10.74 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.522/1.522, allocations: 205.4 MB / 0.6298 GB, free: 10.57 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008901/0.00089, allocations: 85 kB / 0.7432 GB, free: 6.562 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003693/0.0003693, allocations: 11 kB / 0.8661 GB, free: 141 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2654/0.2658, allocations: 115.3 MB / 0.9787 GB, free: 28.17 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01975/0.2856, allocations: 14.82 MB / 0.9932 GB, free: 13.29 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01346/0.2992, allocations: 6.13 MB / 0.9992 GB, free: 7.148 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002127/0.3014, allocations: 39.88 kB / 0.9992 GB, free: 7.109 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001677/0.3031, allocations: 321.7 kB / 0.9995 GB, free: 6.793 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.004053/0.3072, allocations: 1.074 MB / 1.001 GB, free: 5.715 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003273/0.3105, allocations: 0.7458 MB / 1.001 GB, free: 4.969 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.008168/0.3187, allocations: 5.9 MB / 1.007 GB, free: 15.05 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01577/0.3345, allocations: 6.766 MB / 1.014 GB, free: 8.203 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004189/0.3387, allocations: 1.526 MB / 1.015 GB, free: 6.672 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005708/0.3444, allocations: 2.384 MB / 1.017 GB, free: 4.281 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001465/0.3459, allocations: 212 kB / 1.018 GB, free: 4.074 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00368/0.3497, allocations: 0.6555 MB / 1.018 GB, free: 3.418 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.004343/0.354, allocations: 1.703 MB / 1.02 GB, free: 1.711 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.002437/0.3565, allocations: 0.6056 MB / 1.021 GB, free: 1.098 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.009491/0.366, allocations: 5.544 MB / 1.026 GB, free: 11.54 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 1.147e-05/0.3661, allocations: 0 / 1.026 GB, free: 11.54 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 3.065e-06/0.3661, allocations: 3.938 kB / 1.026 GB, free: 11.54 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.00022/0.3664, allocations: 0 / 1.026 GB, free: 11.54 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 0.01101/0.3774, allocations: 2.841 MB / 1.029 GB, free: 8.633 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.592e-05/0.3774, allocations: 8.031 kB / 1.029 GB, free: 8.625 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01237/0.3898, allocations: 2.314 MB / 1.031 GB, free: 6.305 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00481/0.3947, allocations: 1.979 MB / 1.033 GB, free: 4.281 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002631/0.395, allocations: 234.6 kB / 1.033 GB, free: 4.051 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001462/0.3965, allocations: 311.9 kB / 1.033 GB, free: 3.746 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01801/0.4145, allocations: 6.407 MB / 1.04 GB, free: 13.23 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001465/0.4147, allocations: 11.94 kB / 1.04 GB, free: 13.21 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001295/0.416, allocations: 128 kB / 1.04 GB, free: 13.09 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005258/0.4165, allocations: 317.4 kB / 1.04 GB, free: 12.78 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01688/0.4334, allocations: 6.559 MB / 1.047 GB, free: 6.203 MB / 0.6667 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.4974/0.9308, allocations: 24.88 MB / 1.071 GB, free: 75.61 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00988/0.9408, allocations: 5.412 MB / 1.076 GB, free: 73.7 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007533/0.9483, allocations: 2.948 MB / 1.079 GB, free: 72.89 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003255/0.9487, allocations: 137.8 kB / 1.079 GB, free: 72.79 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.014e-05/0.9488, allocations: 63.75 kB / 1.079 GB, free: 72.72 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=230): time 4.218e-06/0.9488, allocations: 5.125 kB / 1.079 GB, free: 72.72 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=313): time 0.1315/1.08, allocations: 39.58 MB / 1.118 GB, free: 59.1 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.692e-05/1.08, allocations: 237.8 kB / 1.118 GB, free: 58.84 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001615/1.082, allocations: 1.264 MB / 1.119 GB, free: 58.16 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005225/1.083, allocations: 76.89 kB / 1.119 GB, free: 58.09 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005372/1.083, allocations: 1.251 MB / 1.121 GB, free: 56.99 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007881/1.084, allocations: 1.054 MB / 1.122 GB, free: 56.08 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001979/1.084, allocations: 63.84 kB / 1.122 GB, free: 56.03 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001619/1.084, allocations: 444.2 kB / 1.122 GB, free: 55.62 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005018/1.089, allocations: 2.732 MB / 1.125 GB, free: 54 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005145/1.095, allocations: 3.42 MB / 1.128 GB, free: 50.32 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01018/1.105, allocations: 6.351 MB / 1.134 GB, free: 43.69 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.551e-05/1.105, allocations: 4 kB / 1.134 GB, free: 43.68 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02581/1.131, allocations: 11 MB / 1.145 GB, free: 32.63 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003086/1.131, allocations: 0.6245 MB / 1.146 GB, free: 31.75 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.972e-05/1.131, allocations: 24 kB / 1.146 GB, free: 31.73 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.03254/1.164, allocations: 6.297 MB / 1.152 GB, free: 25.42 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00622/1.17, allocations: 0.9361 MB / 1.153 GB, free: 24.48 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04426/1.214, allocations: 26.36 MB / 1.179 GB, free: 13.9 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004597/1.219, allocations: 0.5381 MB / 1.179 GB, free: 13.36 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008063/1.22, allocations: 145.7 kB / 1.179 GB, free: 13.22 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.543e-05/1.22, allocations: 4 kB / 1.179 GB, free: 13.21 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 0.008008/1.228, allocations: 3.079 MB / 1.182 GB, free: 10.12 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated