Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,fileNamePrefix="Buildings_maint_7_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_7_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 7.0.3-maint.7.0.x/package.mo): time 1.453/1.453, allocations: 252 MB / 267 MB, free: 10.97 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001017/0.001017, allocations: 185.3 kB / 326.6 MB, free: 2.223 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.883/1.883, allocations: 205.4 MB / 0.5776 GB, free: 20.59 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007688/0.0007688, allocations: 94.44 kB / 0.6822 GB, free: 13.35 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003533/0.0003534, allocations: 8.938 kB / 0.7965 GB, free: 135 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2513/0.2517, allocations: 106.3 MB / 0.9003 GB, free: 64.19 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD): time 0.01535/0.2671, allocations: 14.82 MB / 0.9148 GB, free: 49.32 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.01091/0.2781, allocations: 6.138 MB / 0.9208 GB, free: 43.16 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002171/0.2803, allocations: 39.88 kB / 0.9208 GB, free: 43.12 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.001503/0.2818, allocations: 329.6 kB / 0.9212 GB, free: 42.8 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003748/0.2856, allocations: 1.074 MB / 0.9222 GB, free: 41.72 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002921/0.2886, allocations: 0.7474 MB / 0.9229 GB, free: 40.97 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.005886/0.2945, allocations: 5.877 MB / 0.9287 GB, free: 35.08 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009286/0.3038, allocations: 5.974 MB / 0.9345 GB, free: 29.04 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003074/0.3069, allocations: 1.534 MB / 0.936 GB, free: 27.5 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003999/0.3109, allocations: 2.376 MB / 0.9383 GB, free: 25.11 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.001196/0.3122, allocations: 212 kB / 0.9385 GB, free: 24.91 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002868/0.315, allocations: 0.6595 MB / 0.9392 GB, free: 24.25 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.002676/0.3177, allocations: 1.703 MB / 0.9408 GB, free: 22.54 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.001516/0.3193, allocations: 0.6095 MB / 0.9414 GB, free: 21.92 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.005396/0.3247, allocations: 5.541 MB / 0.9468 GB, free: 16.37 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 6.201e-06/0.3247, allocations: 0 / 0.9468 GB, free: 16.37 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.445e-06/0.3247, allocations: 0 / 0.9468 GB, free: 16.37 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0002433/0.325, allocations: 4 kB / 0.9469 GB, free: 16.36 MB / 0.6042 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 0.007897/0.3329, allocations: 2.872 MB / 0.9497 GB, free: 13.43 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 5.35e-05/0.333, allocations: 15.91 kB / 0.9497 GB, free: 13.41 MB / 0.6042 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001856/0.3348, allocations: 492.3 kB / 0.9501 GB, free: 12.92 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.012/0.3468, allocations: 2.317 MB / 0.9524 GB, free: 10.6 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004384/0.3513, allocations: 1.951 MB / 0.9543 GB, free: 8.602 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002194/0.3515, allocations: 234.2 kB / 0.9545 GB, free: 8.371 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001371/0.3529, allocations: 307.9 kB / 0.9548 GB, free: 8.07 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01613/0.3691, allocations: 6.395 MB / 0.9611 GB, free: 1.562 MB / 0.6042 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001425/0.3693, allocations: 7.938 kB / 0.9611 GB, free: 1.555 MB / 0.6042 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001074/0.3704, allocations: 132 kB / 0.9612 GB, free: 1.426 MB / 0.6042 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004982/0.3709, allocations: 317.4 kB / 0.9615 GB, free: 1.113 MB / 0.6042 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01782/0.3887, allocations: 6.566 MB / 0.9679 GB, free: 10.53 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04392/0.4327, allocations: 24.89 MB / 0.9922 GB, free: 15.58 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01049/0.4433, allocations: 5.412 MB / 0.9975 GB, free: 9.816 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007403/0.4507, allocations: 2.952 MB / 1 GB, free: 6.836 MB / 0.6511 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0005045/0.4513, allocations: 139 kB / 1.001 GB, free: 6.684 MB / 0.6511 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.905e-05/0.4514, allocations: 60.5 kB / 1.001 GB, free: 6.613 MB / 0.6511 GB
Notification: Performance of pre-optimization done (n=230): time 6.151e-06/0.4514, allocations: 0 / 1.001 GB, free: 6.613 MB / 0.6511 GB
Notification: Performance of matching and sorting (n=313): time 0.1482/0.5997, allocations: 39.52 MB / 1.039 GB, free: 15.04 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.000163/0.5999, allocations: 243.9 kB / 1.039 GB, free: 14.75 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002457/0.6024, allocations: 1.271 MB / 1.041 GB, free: 13.46 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007592/0.6032, allocations: 73.7 kB / 1.041 GB, free: 13.38 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001099/0.6043, allocations: 1.25 MB / 1.042 GB, free: 12.11 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001903/0.6062, allocations: 1.051 MB / 1.043 GB, free: 11.05 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006527/0.6069, allocations: 64 kB / 1.043 GB, free: 10.98 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0003906/0.6073, allocations: 440.8 kB / 1.043 GB, free: 10.55 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006729/0.614, allocations: 2.735 MB / 1.046 GB, free: 7.809 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007306/0.6213, allocations: 3.42 MB / 1.049 GB, free: 4.129 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007422/0.6288, allocations: 3.138 MB / 1.053 GB, free: 0.9727 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.295e-05/0.6289, allocations: 8 kB / 1.053 GB, free: 0.9648 MB / 0.698 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.5285/1.157, allocations: 10.99 MB / 1.063 GB, free: 138.6 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004195/1.158, allocations: 0.6275 MB / 1.064 GB, free: 137.9 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.025e-05/1.158, allocations: 18.91 kB / 1.064 GB, free: 137.9 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02351/1.181, allocations: 6.291 MB / 1.07 GB, free: 137.8 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004156/1.186, allocations: 0.9453 MB / 1.071 GB, free: 137.7 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04448/1.23, allocations: 26.38 MB / 1.097 GB, free: 123.7 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004137/1.234, allocations: 0.538 MB / 1.097 GB, free: 123.1 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005207/1.235, allocations: 136 kB / 1.097 GB, free: 123 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.365e-05/1.235, allocations: 6.188 kB / 1.097 GB, free: 123 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 0.006133/1.241, allocations: 3.077 MB / 1.1 GB, free: 119.9 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated