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 0.0007573/0.0007624, allocations: 92.16 kB / 16.02 MB, free: 80 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001612/0.001612, allocations: 172.2 kB / 16.92 MB, free: 6.652 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.385/1.385, allocations: 223.3 MB / 241 MB, free: 5.332 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001775/0.001775, allocations: 271 kB / 292.3 MB, free: 1.875 MB / 238.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9196/0.9196, allocations: 169.5 MB / 0.501 GB, free: 14.16 MB / 382.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.0003874/0.0003875, allocations: 13.58 kB / 0.5993 GB, free: 28.18 MB / 430.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1624/0.1628, allocations: 88.55 MB / 0.6858 GB, free: 15.03 MB / 494.1 MB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.017/0.1799, allocations: 15.71 MB / 0.7011 GB, free: 15.26 MB / 0.4981 GB
Notification: Performance of NFInst.instExpressions: time 0.009966/0.1898, allocations: 6.417 MB / 0.7074 GB, free: 8.848 MB / 0.4981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001136/0.191, allocations: 35.88 kB / 0.7074 GB, free: 8.812 MB / 0.4981 GB
Notification: Performance of NFTyping.typeComponents: time 0.0007371/0.1918, allocations: 333.6 kB / 0.7078 GB, free: 8.484 MB / 0.4981 GB
Notification: Performance of NFTyping.typeBindings: time 0.002336/0.1941, allocations: 1.258 MB / 0.709 GB, free: 7.223 MB / 0.4981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002051/0.1962, allocations: 0.9555 MB / 0.7099 GB, free: 6.266 MB / 0.4981 GB
Notification: Performance of NFFlatten.flatten: time 0.00653/0.2027, allocations: 7.664 MB / 0.7174 GB, free: 14.59 MB / 0.5137 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008781/0.2115, allocations: 6.847 MB / 0.7241 GB, free: 7.641 MB / 0.5137 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002507/0.214, allocations: 1.487 MB / 0.7255 GB, free: 6.148 MB / 0.5137 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003558/0.2176, allocations: 2.415 MB / 0.7279 GB, free: 3.727 MB / 0.5137 GB
Notification: Performance of NFPackage.collectConstants: time 0.0003693/0.218, allocations: 212 kB / 0.7281 GB, free: 3.52 MB / 0.5137 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002093/0.2201, allocations: 1.158 MB / 0.7292 GB, free: 2.359 MB / 0.5137 GB
Notification: Performance of NFScalarize.scalarize: time 0.001667/0.2218, allocations: 1.707 MB / 0.7309 GB, free: 0.6484 MB / 0.5137 GB
Notification: Performance of NFVerifyModel.verify: time 0.001622/0.2234, allocations: 1.623 MB / 0.7325 GB, free: 15.01 MB / 0.5294 GB
Notification: Performance of NFConvertDAE.convert: time 0.005018/0.2284, allocations: 5.56 MB / 0.7379 GB, free: 9.438 MB / 0.5294 GB
Notification: Performance of FrontEnd - DAE generated: time 4.578e-06/0.2284, allocations: 0 / 0.7379 GB, free: 9.438 MB / 0.5294 GB
Notification: Performance of FrontEnd: time 2.094e-06/0.2284, allocations: 0 / 0.7379 GB, free: 9.438 MB / 0.5294 GB
Notification: Performance of Transformations before backend: time 0.0001241/0.2286, allocations: 0 / 0.7379 GB, free: 9.438 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 0.005642/0.2342, allocations: 2.851 MB / 0.7407 GB, free: 6.527 MB / 0.5294 GB
Notification: Performance of prepare preOptimizeDAE: time 3.962e-05/0.2343, allocations: 8.031 kB / 0.7407 GB, free: 6.52 MB / 0.5294 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01197/0.2462, allocations: 2.314 MB / 0.743 GB, free: 4.199 MB / 0.5294 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004196/0.2505, allocations: 1.975 MB / 0.7449 GB, free: 2.18 MB / 0.5294 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000169/0.2507, allocations: 238.6 kB / 0.7451 GB, free: 1.945 MB / 0.5294 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006613/0.2513, allocations: 311.8 kB / 0.7454 GB, free: 1.641 MB / 0.5294 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01244/0.2638, allocations: 6.427 MB / 0.7517 GB, free: 11.1 MB / 0.545 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.902e-05/0.2639, allocations: 4 kB / 0.7517 GB, free: 11.1 MB / 0.545 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003737/0.2642, allocations: 132 kB / 0.7518 GB, free: 10.97 MB / 0.545 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004359/0.2647, allocations: 317.4 kB / 0.7521 GB, free: 10.66 MB / 0.545 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01382/0.2785, allocations: 6.582 MB / 0.7586 GB, free: 4.059 MB / 0.545 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.3979/0.6765, allocations: 24.89 MB / 0.7829 GB, free: 77.89 MB / 0.5606 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009293/0.6858, allocations: 5.427 MB / 0.7882 GB, free: 75.98 MB / 0.5606 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006868/0.6927, allocations: 2.922 MB / 0.791 GB, free: 75.29 MB / 0.5606 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000309/0.6931, allocations: 133.1 kB / 0.7911 GB, free: 75.19 MB / 0.5606 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.114e-05/0.6931, allocations: 65.47 kB / 0.7912 GB, free: 75.12 MB / 0.5606 GB
Notification: Performance of pre-optimization done (n=230): time 4.238e-06/0.6931, allocations: 0 / 0.7912 GB, free: 75.12 MB / 0.5606 GB
Notification: Performance of matching and sorting (n=313): time 0.1366/0.8297, allocations: 39.6 MB / 0.8299 GB, free: 55.96 MB / 0.5606 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.095e-05/0.8298, allocations: 239.9 kB / 0.8301 GB, free: 55.68 MB / 0.5606 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001549/0.8314, allocations: 1.279 MB / 0.8314 GB, free: 54.38 MB / 0.5606 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006233/0.832, allocations: 77.7 kB / 0.8314 GB, free: 54.3 MB / 0.5606 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005808/0.8326, allocations: 1.247 MB / 0.8327 GB, free: 53.04 MB / 0.5606 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008406/0.8334, allocations: 1.052 MB / 0.8337 GB, free: 52 MB / 0.5606 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003643/0.8338, allocations: 260.5 kB / 0.8339 GB, free: 51.74 MB / 0.5606 GB
Notification: Performance of setup shared object (initialization): time 5.118e-05/0.8339, allocations: 301.1 kB / 0.8342 GB, free: 51.44 MB / 0.5606 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004995/0.8389, allocations: 2.75 MB / 0.8369 GB, free: 48.69 MB / 0.5606 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005316/0.8442, allocations: 3.435 MB / 0.8403 GB, free: 44.99 MB / 0.5606 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01063/0.8549, allocations: 6.378 MB / 0.8465 GB, free: 38.34 MB / 0.5606 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.972e-05/0.8549, allocations: 8 kB / 0.8465 GB, free: 38.33 MB / 0.5606 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02522/0.8801, allocations: 11.01 MB / 0.8572 GB, free: 27.26 MB / 0.5606 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003116/0.8805, allocations: 0.6241 MB / 0.8579 GB, free: 26.38 MB / 0.5606 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.256e-05/0.8805, allocations: 20 kB / 0.8579 GB, free: 26.36 MB / 0.5606 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02067/0.9012, allocations: 6.291 MB / 0.864 GB, free: 20.06 MB / 0.5606 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003924/0.9051, allocations: 0.936 MB / 0.8649 GB, free: 19.12 MB / 0.5606 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03983/0.945, allocations: 26.42 MB / 0.8907 GB, free: 8.512 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004361/0.9494, allocations: 0.5265 MB / 0.8913 GB, free: 7.984 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003907/0.9498, allocations: 139.9 kB / 0.8914 GB, free: 7.848 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 1.129e-05/0.9498, allocations: 8 kB / 0.8914 GB, free: 7.84 MB / 0.5762 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 0.006956/0.9568, allocations: 3.085 MB / 0.8944 GB, free: 4.734 MB / 0.5762 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated