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 1.435/1.435, allocations: 252 MB / 268 MB, free: 10.86 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001221/0.001221, allocations: 175.4 kB / 327.6 MB, free: 2.102 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.85/1.85, allocations: 205.4 MB / 0.5786 GB, free: 20.39 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001034/0.001033, allocations: 91.75 kB / 0.6832 GB, free: 13.23 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003195/0.0003195, allocations: 16.52 kB / 0.7976 GB, free: 135.1 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2052/0.2055, allocations: 106.3 MB / 0.9015 GB, free: 63.81 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01429/0.2199, allocations: 15.7 MB / 0.9168 GB, free: 48.05 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.009437/0.2293, allocations: 6.467 MB / 0.9231 GB, free: 41.56 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00213/0.2315, allocations: 39.88 kB / 0.9232 GB, free: 41.52 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.001285/0.2328, allocations: 325.7 kB / 0.9235 GB, free: 41.2 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003459/0.2363, allocations: 1.25 MB / 0.9247 GB, free: 39.95 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002626/0.2389, allocations: 0.9594 MB / 0.9256 GB, free: 38.99 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.006249/0.2452, allocations: 7.645 MB / 0.9331 GB, free: 31.33 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008405/0.2536, allocations: 6.832 MB / 0.9398 GB, free: 24.4 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002748/0.2564, allocations: 1.533 MB / 0.9413 GB, free: 22.86 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003743/0.2602, allocations: 2.415 MB / 0.9436 GB, free: 20.44 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.001008/0.2612, allocations: 212 kB / 0.9438 GB, free: 20.23 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003179/0.2644, allocations: 1.162 MB / 0.945 GB, free: 19.07 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.002287/0.2667, allocations: 1.703 MB / 0.9466 GB, free: 17.36 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.00307/0.2698, allocations: 1.619 MB / 0.9482 GB, free: 15.73 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.004994/0.2748, allocations: 5.56 MB / 0.9536 GB, free: 10.16 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 6.422e-06/0.2748, allocations: 4 kB / 0.9536 GB, free: 10.15 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.114e-06/0.2748, allocations: 0 / 0.9536 GB, free: 10.15 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.000111/0.2749, allocations: 0 / 0.9536 GB, free: 10.15 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 0.004914/0.2798, allocations: 2.833 MB / 0.9564 GB, free: 7.258 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.32e-05/0.2799, allocations: 20.02 kB / 0.9564 GB, free: 7.238 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01124/0.2911, allocations: 2.31 MB / 0.9587 GB, free: 4.922 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003677/0.2949, allocations: 1.983 MB / 0.9606 GB, free: 2.895 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001179/0.295, allocations: 234.6 kB / 0.9608 GB, free: 2.664 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005078/0.2955, allocations: 303.9 kB / 0.9611 GB, free: 2.367 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01161/0.3071, allocations: 6.43 MB / 0.9674 GB, free: 11.82 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.433e-05/0.3072, allocations: 3.938 kB / 0.9674 GB, free: 11.82 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003736/0.3076, allocations: 132 kB / 0.9675 GB, free: 11.69 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004402/0.3081, allocations: 321.3 kB / 0.9679 GB, free: 11.38 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01409/0.3222, allocations: 6.582 MB / 0.9743 GB, free: 4.773 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03113/0.3533, allocations: 24.89 MB / 0.9986 GB, free: 9.824 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008462/0.3618, allocations: 5.431 MB / 1.004 GB, free: 4.039 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006487/0.3683, allocations: 2.92 MB / 1.007 GB, free: 1.09 MB / 0.6511 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004521/0.3688, allocations: 139 kB / 1.007 GB, free: 0.9375 MB / 0.6511 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.943e-05/0.3689, allocations: 60.5 kB / 1.007 GB, free: 0.8672 MB / 0.6511 GB
Notification: Performance of pre-optimization done (n=230): time 7.013e-06/0.369, allocations: 0 / 1.007 GB, free: 0.8672 MB / 0.6511 GB
Notification: Performance of matching and sorting (n=313): time 0.146/0.5149, allocations: 39.6 MB / 1.046 GB, free: 9.211 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001427/0.5151, allocations: 243.9 kB / 1.046 GB, free: 8.922 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002117/0.5173, allocations: 1.275 MB / 1.047 GB, free: 7.633 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006045/0.5179, allocations: 77.7 kB / 1.047 GB, free: 7.551 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009336/0.5188, allocations: 1.246 MB / 1.048 GB, free: 6.285 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001419/0.5203, allocations: 1.047 MB / 1.049 GB, free: 5.223 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004319/0.5207, allocations: 64 kB / 1.049 GB, free: 5.16 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0002894/0.521, allocations: 444.8 kB / 1.05 GB, free: 4.719 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006277/0.5273, allocations: 2.742 MB / 1.053 GB, free: 1.973 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.426/0.9533, allocations: 3.435 MB / 1.056 GB, free: 138.6 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01317/0.9666, allocations: 6.383 MB / 1.062 GB, free: 137.9 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.265e-05/0.9666, allocations: 6.594 kB / 1.062 GB, free: 137.9 MB / 0.698 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.03255/0.9992, allocations: 11.03 MB / 1.073 GB, free: 137.3 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004112/0.9996, allocations: 0.6251 MB / 1.074 GB, free: 136.5 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.784e-05/0.9997, allocations: 18.25 kB / 1.074 GB, free: 136.5 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0214/1.021, allocations: 6.302 MB / 1.08 GB, free: 135.7 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004171/1.025, allocations: 0.9352 MB / 1.081 GB, free: 135.6 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0381/1.063, allocations: 26.42 MB / 1.106 GB, free: 115 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004045/1.068, allocations: 0.5328 MB / 1.107 GB, free: 114.5 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003679/1.068, allocations: 144.8 kB / 1.107 GB, free: 114.3 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 9.107e-06/1.068, allocations: 4 kB / 1.107 GB, free: 114.3 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 0.005873/1.074, allocations: 3.092 MB / 1.11 GB, free: 111.2 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated