Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.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 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false)
Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/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 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(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_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_8_Buildings.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 0.001175/0.001175, allocations: 98.03 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.01087/0.01087, allocations: 168.9 kB / 16.26 MB, free: 6.648 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.614/1.614, allocations: 205.4 MB / 222.4 MB, free: 5.57 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.795/1.795, allocations: 292.7 MB / 0.5502 GB, free: 14.47 MB / 462.1 MB
Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.0005224/0.0005225, allocations: 19.91 kB / 0.6743 GB, free: 25.79 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2693/0.2699, allocations: 116.3 MB / 0.7879 GB, free: 11.55 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01809/0.288, allocations: 15.7 MB / 0.8032 GB, free: 11.78 MB / 0.6231 GB
Notification: Performance of NFInst.instExpressions: time 0.01231/0.3003, allocations: 6.467 MB / 0.8096 GB, free: 5.297 MB / 0.6231 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002089/0.3025, allocations: 39.88 kB / 0.8096 GB, free: 5.258 MB / 0.6231 GB
Notification: Performance of NFTyping.typeComponents: time 0.00141/0.3039, allocations: 333.6 kB / 0.8099 GB, free: 4.93 MB / 0.6231 GB
Notification: Performance of NFTyping.typeBindings: time 0.004402/0.3083, allocations: 1.25 MB / 0.8111 GB, free: 3.676 MB / 0.6231 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003258/0.3116, allocations: 0.961 MB / 0.8121 GB, free: 2.715 MB / 0.6231 GB
Notification: Performance of NFFlatten.flatten: time 0.00977/0.3214, allocations: 7.66 MB / 0.8196 GB, free: 11.04 MB / 0.6387 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01218/0.3336, allocations: 6.834 MB / 0.8262 GB, free: 4.117 MB / 0.6387 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003491/0.3371, allocations: 1.49 MB / 0.8277 GB, free: 2.621 MB / 0.6387 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005062/0.3422, allocations: 2.418 MB / 0.83 GB, free: 200 kB / 0.6387 GB
Notification: Performance of NFPackage.collectConstants: time 0.001224/0.3435, allocations: 212 kB / 0.8303 GB, free: 15.98 MB / 0.6544 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003155/0.3466, allocations: 1.154 MB / 0.8314 GB, free: 14.83 MB / 0.6544 GB
Notification: Performance of NFScalarize.scalarize: time 0.003109/0.3498, allocations: 1.707 MB / 0.833 GB, free: 13.12 MB / 0.6544 GB
Notification: Performance of NFVerifyModel.verify: time 0.003686/0.3535, allocations: 1.619 MB / 0.8346 GB, free: 11.49 MB / 0.6544 GB
Notification: Performance of NFConvertDAE.convert: time 0.008639/0.3621, allocations: 6.444 MB / 0.8409 GB, free: 5.023 MB / 0.6544 GB
Notification: Performance of FrontEnd - DAE generated: time 4.779e-06/0.3622, allocations: 3.938 kB / 0.8409 GB, free: 5.02 MB / 0.6544 GB
Notification: Performance of FrontEnd: time 2.434e-06/0.3622, allocations: 3.938 kB / 0.8409 GB, free: 5.016 MB / 0.6544 GB
Notification: Performance of Transformations before backend: time 0.0002079/0.3624, allocations: 0 / 0.8409 GB, free: 5.016 MB / 0.6544 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 0.007903/0.3703, allocations: 2.841 MB / 0.8437 GB, free: 2.113 MB / 0.6544 GB
Notification: Performance of prepare preOptimizeDAE: time 4.383e-05/0.3703, allocations: 12.03 kB / 0.8437 GB, free: 2.102 MB / 0.6544 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01331/0.3837, allocations: 2.314 MB / 0.846 GB, free: 15.78 MB / 0.67 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005134/0.3888, allocations: 1.983 MB / 0.8479 GB, free: 13.75 MB / 0.67 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002691/0.3891, allocations: 234.6 kB / 0.8481 GB, free: 13.52 MB / 0.67 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001431/0.3906, allocations: 303.9 kB / 0.8484 GB, free: 13.23 MB / 0.67 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01683/0.4074, allocations: 6.426 MB / 0.8547 GB, free: 6.688 MB / 0.67 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.844e-05/0.4076, allocations: 4 kB / 0.8547 GB, free: 6.684 MB / 0.67 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004562/0.408, allocations: 132 kB / 0.8548 GB, free: 6.555 MB / 0.67 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005038/0.4085, allocations: 317.4 kB / 0.8551 GB, free: 6.242 MB / 0.67 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01815/0.4267, allocations: 6.59 MB / 0.8616 GB, free: 15.64 MB / 0.6856 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03731/0.464, allocations: 24.9 MB / 0.8859 GB, free: 4.672 MB / 0.7012 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009549/0.4737, allocations: 5.428 MB / 0.8912 GB, free: 14.88 MB / 0.7169 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006973/0.4807, allocations: 2.917 MB / 0.894 GB, free: 11.95 MB / 0.7169 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003842/0.4811, allocations: 139 kB / 0.8942 GB, free: 11.8 MB / 0.7169 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.381e-05/0.4812, allocations: 64.48 kB / 0.8942 GB, free: 11.72 MB / 0.7169 GB
Notification: Performance of pre-optimization done (n=230): time 4.228e-06/0.4812, allocations: 4 kB / 0.8942 GB, free: 11.72 MB / 0.7169 GB
Notification: Performance of matching and sorting (n=313): time 0.6177/1.099, allocations: 39.6 MB / 0.9329 GB, free: 124.5 MB / 0.7325 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.000115/1.099, allocations: 240.8 kB / 0.9331 GB, free: 124.2 MB / 0.7325 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001967/1.101, allocations: 1.272 MB / 0.9344 GB, free: 123.7 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005179/1.102, allocations: 76.83 kB / 0.9344 GB, free: 123.7 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007206/1.102, allocations: 1.248 MB / 0.9357 GB, free: 122.7 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009189/1.103, allocations: 1.051 MB / 0.9367 GB, free: 121.9 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004127/1.104, allocations: 263.5 kB / 0.9369 GB, free: 121.8 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 4.464e-05/1.104, allocations: 305.1 kB / 0.9372 GB, free: 121.5 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006378/1.11, allocations: 2.746 MB / 0.9399 GB, free: 120.6 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007166/1.117, allocations: 3.443 MB / 0.9433 GB, free: 119 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01257/1.13, allocations: 6.374 MB / 0.9495 GB, free: 116.2 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.025e-05/1.13, allocations: 9.375 kB / 0.9495 GB, free: 116.2 MB / 0.7325 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02806/1.158, allocations: 11.01 MB / 0.9603 GB, free: 111 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004529/1.158, allocations: 0.6179 MB / 0.9609 GB, free: 110.2 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.363e-05/1.158, allocations: 19.62 kB / 0.9609 GB, free: 110.2 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0223/1.181, allocations: 6.293 MB / 0.967 GB, free: 107.3 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004298/1.185, allocations: 0.9379 MB / 0.9679 GB, free: 106.9 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03884/1.224, allocations: 26.41 MB / 0.9937 GB, free: 81.28 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004645/1.229, allocations: 0.5227 MB / 0.9942 GB, free: 80.75 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004795/1.229, allocations: 147.9 kB / 0.9944 GB, free: 80.61 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 1.577e-05/1.229, allocations: 4 kB / 0.9944 GB, free: 80.61 MB / 0.7325 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 0.006577/1.236, allocations: 3.086 MB / 0.9974 GB, free: 77.5 MB / 0.7325 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated