Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_master_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.conf.json
Using package ModelicaServices with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 9.0.0 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_master_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD")
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 4.921/4.921, allocations: 0.5623 GB / 0.5776 GB, free: 3.402 MB / 474.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.002471/0.002471, allocations: 356.6 kB / 0.6447 GB, free: 185.7 MB / 474.7 MB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 4.393/4.393, allocations: 410.7 MB / 1.113 GB, free: 5.93 MB / 0.6042 GB
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001905/0.001905, allocations: 183.3 kB / 1.226 GB, free: 6.102 MB / 0.7136 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004844/0.0004848, allocations: 12 kB / 1.349 GB, free: 8.199 MB / 0.8386 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7306/0.7311, allocations: 115.3 MB / 1.461 GB, free: 284.3 MB / 0.8542 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD): time 0.02134/0.7525, allocations: 14.82 MB / 1.476 GB, free: 269.5 MB / 0.8542 GB
Notification: Performance of NFInst.instExpressions: time 0.01241/0.7649, allocations: 6.119 MB / 1.482 GB, free: 263.4 MB / 0.8542 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001647/0.7666, allocations: 39.88 kB / 1.482 GB, free: 263.3 MB / 0.8542 GB
Notification: Performance of NFTyping.typeComponents: time 0.001159/0.7678, allocations: 337.5 kB / 1.482 GB, free: 263 MB / 0.8542 GB
Notification: Performance of NFTyping.typeBindings: time 0.003903/0.7717, allocations: 1.119 MB / 1.483 GB, free: 261.9 MB / 0.8542 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003375/0.7752, allocations: 0.7955 MB / 1.484 GB, free: 261.1 MB / 0.8542 GB
Notification: Performance of NFFlatten.flatten: time 0.007146/0.7823, allocations: 5.885 MB / 1.49 GB, free: 255.2 MB / 0.8542 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01104/0.7934, allocations: 5.975 MB / 1.496 GB, free: 249.5 MB / 0.8542 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002978/0.7965, allocations: 1.506 MB / 1.497 GB, free: 248 MB / 0.8542 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004459/0.8009, allocations: 2.371 MB / 1.499 GB, free: 245.6 MB / 0.8542 GB
Notification: Performance of NFPackage.collectConstants: time 0.000744/0.8017, allocations: 216 kB / 1.5 GB, free: 245.4 MB / 0.8542 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002221/0.804, allocations: 0.6553 MB / 1.5 GB, free: 244.8 MB / 0.8542 GB
Notification: Performance of NFScalarize.scalarize: time 0.002197/0.8062, allocations: 1.707 MB / 1.502 GB, free: 243.1 MB / 0.8542 GB
Notification: Performance of NFVerifyModel.verify: time 0.00102/0.8072, allocations: 0.6056 MB / 1.503 GB, free: 242.4 MB / 0.8542 GB
Notification: Performance of NFConvertDAE.convert: time 0.006797/0.814, allocations: 5.546 MB / 1.508 GB, free: 236.9 MB / 0.8542 GB
Notification: Performance of FrontEnd - DAE generated: time 6.171e-06/0.8141, allocations: 0 / 1.508 GB, free: 236.9 MB / 0.8542 GB
Notification: Performance of FrontEnd: time 2.866e-06/0.8141, allocations: 0 / 1.508 GB, free: 236.9 MB / 0.8542 GB
Notification: Performance of Transformations before backend: time 0.0001632/0.8143, allocations: 0 / 1.508 GB, free: 236.9 MB / 0.8542 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 0.009029/0.8233, allocations: 2.872 MB / 1.511 GB, free: 234 MB / 0.8542 GB
Notification: Performance of prepare preOptimizeDAE: time 5.269e-05/0.8234, allocations: 13.09 kB / 1.511 GB, free: 233.9 MB / 0.8542 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.022/0.8454, allocations: 2.418 MB / 1.513 GB, free: 231.5 MB / 0.8542 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005564/0.851, allocations: 1.951 MB / 1.515 GB, free: 229.5 MB / 0.8542 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000212/0.8513, allocations: 239 kB / 1.515 GB, free: 229.3 MB / 0.8542 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001232/0.8525, allocations: 304 kB / 1.516 GB, free: 229 MB / 0.8542 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02013/0.8727, allocations: 6.403 MB / 1.522 GB, free: 222.5 MB / 0.8542 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001139/0.8728, allocations: 0 / 1.522 GB, free: 222.5 MB / 0.8542 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007031/0.8735, allocations: 132 kB / 1.522 GB, free: 222.3 MB / 0.8542 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006677/0.8742, allocations: 317.3 kB / 1.522 GB, free: 222 MB / 0.8542 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02471/0.8989, allocations: 6.569 MB / 1.529 GB, free: 215.5 MB / 0.8542 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04097/0.94, allocations: 24.87 MB / 1.553 GB, free: 188.6 MB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01353/0.9535, allocations: 5.419 MB / 1.558 GB, free: 182.8 MB / 0.8542 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01078/0.9644, allocations: 2.948 MB / 1.561 GB, free: 179.9 MB / 0.8542 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004604/0.9649, allocations: 135 kB / 1.561 GB, free: 179.7 MB / 0.8542 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.543e-05/0.9649, allocations: 64.48 kB / 1.561 GB, free: 179.6 MB / 0.8542 GB
Notification: Performance of pre-optimization done (n=230): time 6.002e-06/0.9649, allocations: 0 / 1.561 GB, free: 179.6 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=313): time 0.2716/1.237, allocations: 39.53 MB / 1.6 GB, free: 140.1 MB / 0.8542 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001011/1.237, allocations: 239.9 kB / 1.6 GB, free: 139.8 MB / 0.8542 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00304/1.24, allocations: 1.263 MB / 1.601 GB, free: 138.5 MB / 0.8542 GB
Notification: Performance of collectPreVariables (initialization): time 0.0008328/1.241, allocations: 77.7 kB / 1.601 GB, free: 138.4 MB / 0.8542 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0011/1.242, allocations: 1.254 MB / 1.603 GB, free: 137.1 MB / 0.8542 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001896/1.244, allocations: 1.051 MB / 1.604 GB, free: 136.1 MB / 0.8542 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006164/1.244, allocations: 64 kB / 1.604 GB, free: 136 MB / 0.8542 GB
Notification: Performance of setup shared object (initialization): time 0.0002998/1.245, allocations: 444.7 kB / 1.604 GB, free: 135.6 MB / 0.8542 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01368/1.258, allocations: 2.735 MB / 1.607 GB, free: 132.8 MB / 0.8542 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01094/1.269, allocations: 3.424 MB / 1.61 GB, free: 129.1 MB / 0.8542 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01127/1.281, allocations: 3.142 MB / 1.613 GB, free: 126 MB / 0.8542 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.554e-05/1.281, allocations: 8 kB / 1.613 GB, free: 126 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.04939/1.33, allocations: 11 MB / 1.624 GB, free: 114.9 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003663/1.331, allocations: 0.6142 MB / 1.625 GB, free: 114 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.214e-05/1.331, allocations: 16 kB / 1.625 GB, free: 114 MB / 0.8542 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0402/1.371, allocations: 6.299 MB / 1.631 GB, free: 107.7 MB / 0.8542 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007655/1.379, allocations: 0.9321 MB / 1.632 GB, free: 106.8 MB / 0.8542 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06969/1.448, allocations: 26.38 MB / 1.657 GB, free: 80.19 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007107/1.455, allocations: 0.5304 MB / 1.658 GB, free: 79.66 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008136/1.456, allocations: 136 kB / 1.658 GB, free: 79.53 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 1.215e-05/1.456, allocations: 4 kB / 1.658 GB, free: 79.52 MB / 0.8542 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 0.01176/1.468, allocations: 3.077 MB / 1.661 GB, free: 76.43 MB / 0.8542 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated