Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.conf.json
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Using package Modelica with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package Buildings with version 9.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 1.885/1.885, allocations: 306.1 MB / 321.4 MB, free: 10.75 MB / 250.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001052/0.001052, allocations: 183.2 kB / 393.1 MB, free: 4.082 MB / 314.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.465/1.465, allocations: 225.7 MB / 0.6743 GB, free: 12.62 MB / 0.4948 GB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008071/0.0008068, allocations: 87.14 kB / 0.7935 GB, free: 40.06 MB / 0.5417 GB
Notification: Performance of FrontEnd - loaded program: time 0.000339/0.000339, allocations: 11.25 kB / 0.9225 GB, free: 8.617 MB / 0.6355 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.756/0.7563, allocations: 121.3 MB / 1.041 GB, free: 58.44 MB / 0.698 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01558/0.772, allocations: 15.05 MB / 1.056 GB, free: 48.45 MB / 0.698 GB
Notification: Performance of NFInst.instExpressions: time 0.01137/0.7834, allocations: 10.82 MB / 1.066 GB, free: 38.62 MB / 0.698 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002129/0.7856, allocations: 40.78 kB / 1.066 GB, free: 38.61 MB / 0.698 GB
Notification: Performance of NFTyping.typeComponents: time 0.001469/0.7871, allocations: 328.7 kB / 1.067 GB, free: 38.44 MB / 0.698 GB
Notification: Performance of NFTyping.typeBindings: time 0.003913/0.791, allocations: 1.249 MB / 1.068 GB, free: 37.78 MB / 0.698 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002946/0.794, allocations: 0.9611 MB / 1.069 GB, free: 37.25 MB / 0.698 GB
Notification: Performance of NFFlatten.flatten: time 0.007205/0.8012, allocations: 7.647 MB / 1.076 GB, free: 34.96 MB / 0.698 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01095/0.8122, allocations: 8.826 MB / 1.085 GB, free: 29.68 MB / 0.698 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003706/0.8159, allocations: 1.551 MB / 1.086 GB, free: 29.09 MB / 0.698 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004851/0.8208, allocations: 2.41 MB / 1.089 GB, free: 28.24 MB / 0.698 GB
Notification: Performance of NFPackage.collectConstants: time 0.001519/0.8224, allocations: 216.5 kB / 1.089 GB, free: 28.23 MB / 0.698 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004361/0.8267, allocations: 1.13 MB / 1.09 GB, free: 27.91 MB / 0.698 GB
Notification: Performance of NFScalarize.scalarize: time 0.003972/0.8307, allocations: 1.672 MB / 1.092 GB, free: 27.4 MB / 0.698 GB
Notification: Performance of NFVerifyModel.verify: time 0.005068/0.8358, allocations: 1.615 MB / 1.093 GB, free: 26.39 MB / 0.698 GB
Notification: Performance of NFConvertDAE.convert: time 0.01073/0.8466, allocations: 6.445 MB / 1.099 GB, free: 24.95 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 6.151e-06/0.8466, allocations: 0 / 1.099 GB, free: 24.95 MB / 0.698 GB
Notification: Performance of FrontEnd: time 2.455e-06/0.8466, allocations: 0.9688 kB / 1.099 GB, free: 24.95 MB / 0.698 GB
Notification: Performance of Transformations before backend: time 0.0002823/0.8469, allocations: 0 / 1.099 GB, free: 24.95 MB / 0.698 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 0.009911/0.8569, allocations: 2.845 MB / 1.102 GB, free: 23.4 MB / 0.698 GB
Notification: Performance of prepare preOptimizeDAE: time 4.87e-05/0.8569, allocations: 8.688 kB / 1.102 GB, free: 23.4 MB / 0.698 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01245/0.8694, allocations: 2.31 MB / 1.104 GB, free: 23.17 MB / 0.698 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00643/0.8758, allocations: 1.983 MB / 1.106 GB, free: 22.16 MB / 0.698 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004045/0.8763, allocations: 236.6 kB / 1.107 GB, free: 22.05 MB / 0.698 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002196/0.8785, allocations: 308.9 kB / 1.107 GB, free: 21.94 MB / 0.698 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02419/0.9027, allocations: 6.399 MB / 1.113 GB, free: 19.79 MB / 0.698 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001918/0.903, allocations: 3.234 kB / 1.113 GB, free: 19.79 MB / 0.698 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001676/0.9046, allocations: 127.8 kB / 1.113 GB, free: 19.69 MB / 0.698 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006608/0.9053, allocations: 320.6 kB / 1.114 GB, free: 19.65 MB / 0.698 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01944/0.9248, allocations: 6.564 MB / 1.12 GB, free: 17.51 MB / 0.698 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04153/0.9664, allocations: 24.89 MB / 1.144 GB, free: 8.406 MB / 0.7136 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01134/0.9777, allocations: 5.427 MB / 1.15 GB, free: 2.617 MB / 0.7136 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007604/0.9854, allocations: 2.94 MB / 1.153 GB, free: 15.66 MB / 0.7292 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0005843/0.986, allocations: 143 kB / 1.153 GB, free: 15.5 MB / 0.7292 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 9.168e-05/0.9862, allocations: 68.39 kB / 1.153 GB, free: 15.42 MB / 0.7292 GB
Notification: Performance of pre-optimization done (n=230): time 7.815e-06/0.9862, allocations: 4 kB / 1.153 GB, free: 15.42 MB / 0.7292 GB
Notification: Performance of matching and sorting (n=313): time 0.1406/1.127, allocations: 39.57 MB / 1.191 GB, free: 7.789 MB / 0.7605 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001343/1.127, allocations: 243.9 kB / 1.192 GB, free: 7.5 MB / 0.7605 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002355/1.129, allocations: 1.263 MB / 1.193 GB, free: 6.223 MB / 0.7605 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007707/1.13, allocations: 77.7 kB / 1.193 GB, free: 6.141 MB / 0.7605 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009691/1.131, allocations: 1.246 MB / 1.194 GB, free: 4.875 MB / 0.7605 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001527/1.133, allocations: 1.051 MB / 1.195 GB, free: 3.809 MB / 0.7605 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005406/1.133, allocations: 68 kB / 1.195 GB, free: 3.742 MB / 0.7605 GB
Notification: Performance of setup shared object (initialization): time 0.0003214/1.134, allocations: 440.8 kB / 1.196 GB, free: 3.305 MB / 0.7605 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006297/1.14, allocations: 2.731 MB / 1.198 GB, free: 0.5703 MB / 0.7605 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006895/1.147, allocations: 3.428 MB / 1.202 GB, free: 12.88 MB / 0.7761 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01387/1.161, allocations: 6.358 MB / 1.208 GB, free: 6.238 MB / 0.7761 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.252e-05/1.161, allocations: 4 kB / 1.208 GB, free: 6.234 MB / 0.7761 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02977/1.191, allocations: 11.01 MB / 1.219 GB, free: 11.17 MB / 0.7917 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005499/1.191, allocations: 0.6183 MB / 1.219 GB, free: 10.29 MB / 0.7917 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.533e-05/1.191, allocations: 16 kB / 1.219 GB, free: 10.28 MB / 0.7917 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02169/1.213, allocations: 6.295 MB / 1.225 GB, free: 3.961 MB / 0.7917 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00421/1.217, allocations: 0.9399 MB / 1.226 GB, free: 3.02 MB / 0.7917 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04519/1.262, allocations: 26.37 MB / 1.252 GB, free: 8.387 MB / 0.823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004572/1.267, allocations: 0.5343 MB / 1.253 GB, free: 7.852 MB / 0.823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000803/1.268, allocations: 136 kB / 1.253 GB, free: 7.719 MB / 0.823 GB
Notification: Performance of prepare postOptimizeDAE: time 1.003e-05/1.268, allocations: 0 / 1.253 GB, free: 7.719 MB / 0.823 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 0.007386/1.275, allocations: 3.088 MB / 1.256 GB, free: 4.613 MB / 0.823 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated