Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false)
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.000995/0.0009949, allocations: 86.25 kB / 15.06 MB, free: 1.09 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001227/0.001227, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.404/1.404, allocations: 223.3 MB / 240 MB, free: 5.277 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002189/0.002189, allocations: 270.6 kB / 291.3 MB, free: 1.832 MB / 238.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9889/0.9889, allocations: 169.5 MB / 0.5 GB, free: 14.21 MB / 382.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.000571/0.0005711, allocations: 12.19 kB / 0.5981 GB, free: 28.26 MB / 430.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1849/0.1855, allocations: 88.55 MB / 0.6845 GB, free: 15.41 MB / 494.1 MB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01627/0.2018, allocations: 14.82 MB / 0.699 GB, free: 0.5508 MB / 494.1 MB
Notification: Performance of NFInst.instExpressions: time 0.01026/0.2121, allocations: 6.104 MB / 0.705 GB, free: 10.45 MB / 0.4981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001229/0.2134, allocations: 39.88 kB / 0.705 GB, free: 10.41 MB / 0.4981 GB
Notification: Performance of NFTyping.typeComponents: time 0.0007542/0.2141, allocations: 325.6 kB / 0.7053 GB, free: 10.09 MB / 0.4981 GB
Notification: Performance of NFTyping.typeBindings: time 0.002434/0.2166, allocations: 1.066 MB / 0.7063 GB, free: 9.023 MB / 0.4981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002209/0.2188, allocations: 0.7492 MB / 0.7071 GB, free: 8.273 MB / 0.4981 GB
Notification: Performance of NFFlatten.flatten: time 0.006365/0.2252, allocations: 5.893 MB / 0.7128 GB, free: 2.367 MB / 0.4981 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008475/0.2337, allocations: 5.994 MB / 0.7187 GB, free: 12.3 MB / 0.5137 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002967/0.2367, allocations: 1.538 MB / 0.7202 GB, free: 10.76 MB / 0.5137 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004068/0.2408, allocations: 2.384 MB / 0.7225 GB, free: 8.367 MB / 0.5137 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006572/0.2414, allocations: 212 kB / 0.7227 GB, free: 8.16 MB / 0.5137 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001695/0.2431, allocations: 0.6517 MB / 0.7234 GB, free: 7.508 MB / 0.5137 GB
Notification: Performance of NFScalarize.scalarize: time 0.001721/0.2449, allocations: 1.703 MB / 0.725 GB, free: 5.801 MB / 0.5137 GB
Notification: Performance of NFVerifyModel.verify: time 0.0007903/0.2457, allocations: 0.6173 MB / 0.7256 GB, free: 5.176 MB / 0.5137 GB
Notification: Performance of NFConvertDAE.convert: time 0.005473/0.2512, allocations: 5.544 MB / 0.731 GB, free: 15.62 MB / 0.5294 GB
Notification: Performance of FrontEnd - DAE generated: time 8.225e-06/0.2512, allocations: 8 kB / 0.731 GB, free: 15.61 MB / 0.5294 GB
Notification: Performance of FrontEnd: time 1.883e-06/0.2512, allocations: 0 / 0.731 GB, free: 15.61 MB / 0.5294 GB
Notification: Performance of Transformations before backend: time 0.0001707/0.2514, allocations: 0 / 0.731 GB, free: 15.61 MB / 0.5294 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 0.006451/0.2578, allocations: 2.865 MB / 0.7338 GB, free: 12.68 MB / 0.5294 GB
Notification: Performance of prepare preOptimizeDAE: time 5.046e-05/0.2579, allocations: 12.03 kB / 0.7339 GB, free: 12.67 MB / 0.5294 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01128/0.2692, allocations: 2.321 MB / 0.7361 GB, free: 10.34 MB / 0.5294 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004005/0.2732, allocations: 1.947 MB / 0.738 GB, free: 8.352 MB / 0.5294 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001691/0.2734, allocations: 234.2 kB / 0.7382 GB, free: 8.121 MB / 0.5294 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006952/0.2741, allocations: 303.9 kB / 0.7385 GB, free: 7.824 MB / 0.5294 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0134/0.2875, allocations: 6.403 MB / 0.7448 GB, free: 1.309 MB / 0.5294 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.175e-05/0.2876, allocations: 7.938 kB / 0.7448 GB, free: 1.301 MB / 0.5294 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004159/0.2881, allocations: 139.9 kB / 0.7449 GB, free: 1.164 MB / 0.5294 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004382/0.2885, allocations: 313.4 kB / 0.7452 GB, free: 0.8555 MB / 0.5294 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01504/0.3036, allocations: 6.559 MB / 0.7516 GB, free: 10.28 MB / 0.545 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.4165/0.7201, allocations: 24.88 MB / 0.7759 GB, free: 82.63 MB / 0.5606 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009335/0.7295, allocations: 5.416 MB / 0.7812 GB, free: 80.75 MB / 0.5606 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006261/0.7358, allocations: 2.944 MB / 0.7841 GB, free: 80.44 MB / 0.5606 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003041/0.7362, allocations: 138.9 kB / 0.7842 GB, free: 80.34 MB / 0.5606 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.341e-05/0.7362, allocations: 66.41 kB / 0.7843 GB, free: 80.28 MB / 0.5606 GB
Notification: Performance of pre-optimization done (n=230): time 4.207e-06/0.7363, allocations: 0 / 0.7843 GB, free: 80.28 MB / 0.5606 GB
Notification: Performance of matching and sorting (n=313): time 0.1197/0.856, allocations: 39.54 MB / 0.8229 GB, free: 62.05 MB / 0.5606 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.336e-05/0.8561, allocations: 239.9 kB / 0.8231 GB, free: 61.77 MB / 0.5606 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001391/0.8575, allocations: 1.273 MB / 0.8244 GB, free: 60.48 MB / 0.5606 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004589/0.8579, allocations: 73.7 kB / 0.8244 GB, free: 60.41 MB / 0.5606 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0004545/0.8584, allocations: 1.242 MB / 0.8257 GB, free: 59.15 MB / 0.5606 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007439/0.8592, allocations: 1.06 MB / 0.8267 GB, free: 58.1 MB / 0.5606 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000223/0.8594, allocations: 68 kB / 0.8268 GB, free: 58.04 MB / 0.5606 GB
Notification: Performance of setup shared object (initialization): time 0.0001265/0.8595, allocations: 436.8 kB / 0.8272 GB, free: 57.6 MB / 0.5606 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004644/0.8642, allocations: 2.735 MB / 0.8298 GB, free: 54.86 MB / 0.5606 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004875/0.8691, allocations: 3.427 MB / 0.8332 GB, free: 51.18 MB / 0.5606 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005033/0.8741, allocations: 3.142 MB / 0.8363 GB, free: 48.02 MB / 0.5606 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.137e-06/0.8741, allocations: 4 kB / 0.8363 GB, free: 48.02 MB / 0.5606 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02276/0.8969, allocations: 10.99 MB / 0.847 GB, free: 36.97 MB / 0.5606 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000255/0.8972, allocations: 0.6283 MB / 0.8476 GB, free: 36.09 MB / 0.5606 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.275e-05/0.8972, allocations: 20.58 kB / 0.8476 GB, free: 36.07 MB / 0.5606 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01864/0.9159, allocations: 6.293 MB / 0.8538 GB, free: 29.77 MB / 0.5606 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003552/0.9194, allocations: 0.9361 MB / 0.8547 GB, free: 28.83 MB / 0.5606 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0351/0.9546, allocations: 26.39 MB / 0.8805 GB, free: 2.254 MB / 0.5606 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00353/0.9581, allocations: 0.5343 MB / 0.881 GB, free: 1.719 MB / 0.5606 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003223/0.9585, allocations: 140 kB / 0.8811 GB, free: 1.582 MB / 0.5606 GB
Notification: Performance of prepare postOptimizeDAE: time 8.807e-06/0.9585, allocations: 4 kB / 0.8811 GB, free: 1.578 MB / 0.5606 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 0.005831/0.9643, allocations: 3.08 MB / 0.8841 GB, free: 14.48 MB / 0.5762 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated