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.UnbalancedStepDown.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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_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_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.412/1.412, allocations: 251.5 MB / 267.4 MB, free: 11.04 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009648/0.0009647, allocations: 181.7 kB / 326.5 MB, free: 2.68 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.577/1.577, allocations: 205 MB / 0.5766 GB, free: 20.99 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008348/0.0008348, allocations: 94.34 kB / 0.6804 GB, free: 14.7 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003445/0.0003447, allocations: 8.906 kB / 0.7938 GB, free: 136.6 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1878/0.1881, allocations: 105.4 MB / 0.8968 GB, free: 68.11 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01355/0.2017, allocations: 15.94 MB / 0.9123 GB, free: 52.12 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.009518/0.2113, allocations: 6.541 MB / 0.9187 GB, free: 45.55 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002048/0.2134, allocations: 39.88 kB / 0.9188 GB, free: 45.52 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.002829/0.2163, allocations: 1.033 MB / 0.9198 GB, free: 44.48 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003011/0.2193, allocations: 1.253 MB / 0.921 GB, free: 43.22 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002603/0.2219, allocations: 1.137 MB / 0.9221 GB, free: 42.09 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.005166/0.2271, allocations: 7.645 MB / 0.9296 GB, free: 34.43 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008147/0.2353, allocations: 6.247 MB / 0.9357 GB, free: 28.11 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002936/0.2382, allocations: 1.541 MB / 0.9372 GB, free: 26.57 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003365/0.2416, allocations: 2.415 MB / 0.9395 GB, free: 24.14 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009029/0.2425, allocations: 212 kB / 0.9397 GB, free: 23.94 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002382/0.2449, allocations: 1.15 MB / 0.9409 GB, free: 22.79 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001988/0.2469, allocations: 1.711 MB / 0.9425 GB, free: 21.07 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.002617/0.2496, allocations: 1.586 MB / 0.9441 GB, free: 19.48 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.00677/0.2563, allocations: 6.452 MB / 0.9504 GB, free: 13 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 5.65e-06/0.2564, allocations: 0 / 0.9504 GB, free: 13 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.976e-06/0.2564, allocations: 0 / 0.9504 GB, free: 13 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0001783/0.2566, allocations: 0 / 0.9504 GB, free: 13 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 0.005839/0.2624, allocations: 2.845 MB / 0.9532 GB, free: 10.1 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 5.554e-05/0.2625, allocations: 12.03 kB / 0.9532 GB, free: 10.09 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01106/0.2736, allocations: 2.314 MB / 0.9554 GB, free: 7.766 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004142/0.2778, allocations: 1.979 MB / 0.9574 GB, free: 5.742 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001312/0.2779, allocations: 230.6 kB / 0.9576 GB, free: 5.516 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007119/0.2786, allocations: 307.9 kB / 0.9579 GB, free: 5.215 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01195/0.2906, allocations: 6.43 MB / 0.9642 GB, free: 14.67 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.84e-05/0.2907, allocations: 4 kB / 0.9642 GB, free: 14.67 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003849/0.2911, allocations: 135.9 kB / 0.9643 GB, free: 14.54 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004439/0.2916, allocations: 317.4 kB / 0.9646 GB, free: 14.22 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01517/0.3067, allocations: 6.586 MB / 0.971 GB, free: 7.617 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03149/0.3383, allocations: 24.89 MB / 0.9953 GB, free: 12.66 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008284/0.3466, allocations: 5.424 MB / 1.001 GB, free: 6.887 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006226/0.3529, allocations: 2.92 MB / 1.003 GB, free: 3.938 MB / 0.6511 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002949/0.3532, allocations: 139 kB / 1.004 GB, free: 3.785 MB / 0.6511 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.884e-05/0.3533, allocations: 60.5 kB / 1.004 GB, free: 3.715 MB / 0.6511 GB
Notification: Performance of pre-optimization done (n=230): time 4.999e-06/0.3533, allocations: 4 kB / 1.004 GB, free: 3.711 MB / 0.6511 GB
Notification: Performance of matching and sorting (n=313): time 0.1332/0.4865, allocations: 39.6 MB / 1.042 GB, free: 12.05 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001427/0.4866, allocations: 239.9 kB / 1.043 GB, free: 11.77 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002211/0.4889, allocations: 1.279 MB / 1.044 GB, free: 10.48 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005535/0.4894, allocations: 81.7 kB / 1.044 GB, free: 10.39 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008717/0.4903, allocations: 1.239 MB / 1.045 GB, free: 9.133 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001487/0.4918, allocations: 1.059 MB / 1.046 GB, free: 8.059 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000639/0.4925, allocations: 256.5 kB / 1.046 GB, free: 7.801 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0001093/0.4926, allocations: 301.1 kB / 1.047 GB, free: 7.504 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006075/0.4987, allocations: 2.75 MB / 1.049 GB, free: 4.75 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006412/0.5051, allocations: 3.431 MB / 1.053 GB, free: 1.059 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.4642/0.9694, allocations: 6.385 MB / 1.059 GB, free: 143.2 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.162e-05/0.9694, allocations: 2.875 kB / 1.059 GB, free: 143.2 MB / 0.698 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.03301/1.002, allocations: 11.01 MB / 1.07 GB, free: 141.8 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000426/1.003, allocations: 0.62 MB / 1.07 GB, free: 141 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.68e-05/1.003, allocations: 17.84 kB / 1.07 GB, free: 141 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02336/1.026, allocations: 6.299 MB / 1.076 GB, free: 140.2 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004156/1.031, allocations: 0.9289 MB / 1.077 GB, free: 140.2 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04133/1.072, allocations: 26.4 MB / 1.103 GB, free: 119.3 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004107/1.076, allocations: 0.5298 MB / 1.104 GB, free: 118.8 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007/1.077, allocations: 145.7 kB / 1.104 GB, free: 118.6 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.177e-05/1.077, allocations: 4 kB / 1.104 GB, free: 118.6 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 0.00647/1.083, allocations: 3.092 MB / 1.107 GB, free: 115.5 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated