Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_master_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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.BalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_master_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD")
Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 5.545/5.545, allocations: 0.5623 GB / 0.5775 GB, free: 3.371 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 0.002497/0.002497, allocations: 358.2 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 4.548/4.548, allocations: 410.7 MB / 1.113 GB, free: 6.02 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 0.001902/0.001902, allocations: 187.2 kB / 1.226 GB, free: 6.145 MB / 0.7136 GB
Notification: Performance of FrontEnd - loaded program: time 0.0007105/0.0007108, allocations: 16 kB / 1.349 GB, free: 8.242 MB / 0.8386 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.774/0.7748, allocations: 115.3 MB / 1.461 GB, free: 284.4 MB / 0.8542 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DD): time 0.02102/0.7959, allocations: 14.74 MB / 1.476 GB, free: 269.6 MB / 0.8542 GB
Notification: Performance of NFInst.instExpressions: time 0.0126/0.8085, allocations: 6.087 MB / 1.482 GB, free: 263.5 MB / 0.8542 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001896/0.8105, allocations: 39.88 kB / 1.482 GB, free: 263.5 MB / 0.8542 GB
Notification: Performance of NFTyping.typeComponents: time 0.001432/0.8119, allocations: 337.5 kB / 1.482 GB, free: 263.1 MB / 0.8542 GB
Notification: Performance of NFTyping.typeBindings: time 0.004199/0.8162, allocations: 1.116 MB / 1.483 GB, free: 262 MB / 0.8542 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003454/0.8197, allocations: 0.7963 MB / 1.484 GB, free: 261.2 MB / 0.8542 GB
Notification: Performance of NFFlatten.flatten: time 0.007218/0.8269, allocations: 5.842 MB / 1.49 GB, free: 255.4 MB / 0.8542 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01154/0.8385, allocations: 5.967 MB / 1.495 GB, free: 249.7 MB / 0.8542 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003196/0.8418, allocations: 1.491 MB / 1.497 GB, free: 248.2 MB / 0.8542 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004856/0.8467, allocations: 2.372 MB / 1.499 GB, free: 245.8 MB / 0.8542 GB
Notification: Performance of NFPackage.collectConstants: time 0.001051/0.8478, allocations: 212 kB / 1.499 GB, free: 245.6 MB / 0.8542 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00281/0.8506, allocations: 0.6592 MB / 1.5 GB, free: 245 MB / 0.8542 GB
Notification: Performance of NFScalarize.scalarize: time 0.002801/0.8535, allocations: 1.699 MB / 1.502 GB, free: 243.3 MB / 0.8542 GB
Notification: Performance of NFVerifyModel.verify: time 0.001358/0.8549, allocations: 0.6017 MB / 1.502 GB, free: 242.6 MB / 0.8542 GB
Notification: Performance of NFConvertDAE.convert: time 0.007129/0.8621, allocations: 5.515 MB / 1.508 GB, free: 237.1 MB / 0.8542 GB
Notification: Performance of FrontEnd - DAE generated: time 7.173e-06/0.8621, allocations: 4 kB / 1.508 GB, free: 237.1 MB / 0.8542 GB
Notification: Performance of FrontEnd: time 2.465e-06/0.8621, allocations: 0 / 1.508 GB, free: 237.1 MB / 0.8542 GB
Notification: Performance of Transformations before backend: time 0.0001929/0.8623, allocations: 0 / 1.508 GB, free: 237.1 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: 863
 * Number of variables: 863
Notification: Performance of Generate backend data structure: time 0.009516/0.8719, allocations: 2.841 MB / 1.51 GB, free: 234.2 MB / 0.8542 GB
Notification: Performance of prepare preOptimizeDAE: time 5.353e-05/0.8719, allocations: 11.62 kB / 1.511 GB, free: 234.2 MB / 0.8542 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02257/0.8945, allocations: 2.418 MB / 1.513 GB, free: 231.8 MB / 0.8542 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005803/0.9004, allocations: 1.935 MB / 1.515 GB, free: 229.8 MB / 0.8542 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002504/0.9007, allocations: 238.1 kB / 1.515 GB, free: 229.6 MB / 0.8542 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001428/0.9021, allocations: 296 kB / 1.515 GB, free: 229.3 MB / 0.8542 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02097/0.9231, allocations: 6.382 MB / 1.521 GB, free: 222.8 MB / 0.8542 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001213/0.9233, allocations: 0.6094 kB / 1.522 GB, free: 222.8 MB / 0.8542 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008297/0.9241, allocations: 128 kB / 1.522 GB, free: 222.7 MB / 0.8542 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006804/0.9248, allocations: 321.2 kB / 1.522 GB, free: 222.3 MB / 0.8542 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02502/0.9499, allocations: 6.547 MB / 1.528 GB, free: 215.8 MB / 0.8542 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04241/0.9923, allocations: 24.8 MB / 1.553 GB, free: 189 MB / 0.8542 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01391/1.006, allocations: 5.411 MB / 1.558 GB, free: 183.2 MB / 0.8542 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01117/1.018, allocations: 2.952 MB / 1.561 GB, free: 180.3 MB / 0.8542 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0005529/1.018, allocations: 135 kB / 1.561 GB, free: 180.1 MB / 0.8542 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.698e-05/1.018, allocations: 68.45 kB / 1.561 GB, free: 180 MB / 0.8542 GB
Notification: Performance of pre-optimization done (n=230): time 5.951e-06/1.018, allocations: 7.938 kB / 1.561 GB, free: 180 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=313): time 0.2572/1.275, allocations: 39.48 MB / 1.599 GB, free: 140.5 MB / 0.8542 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.54e-05/1.276, allocations: 243.9 kB / 1.6 GB, free: 140.2 MB / 0.8542 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002132/1.278, allocations: 1.222 MB / 1.601 GB, free: 139 MB / 0.8542 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007256/1.278, allocations: 77.7 kB / 1.601 GB, free: 138.9 MB / 0.8542 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007509/1.279, allocations: 1.239 MB / 1.602 GB, free: 137.6 MB / 0.8542 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001351/1.281, allocations: 1.051 MB / 1.603 GB, free: 136.6 MB / 0.8542 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004202/1.281, allocations: 60 kB / 1.603 GB, free: 136.5 MB / 0.8542 GB
Notification: Performance of setup shared object (initialization): time 0.0002016/1.281, allocations: 444.8 kB / 1.604 GB, free: 136.1 MB / 0.8542 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01007/1.291, allocations: 2.735 MB / 1.606 GB, free: 133.3 MB / 0.8542 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01081/1.302, allocations: 3.42 MB / 1.61 GB, free: 129.6 MB / 0.8542 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01093/1.313, allocations: 3.15 MB / 1.613 GB, free: 126.5 MB / 0.8542 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.246e-05/1.313, allocations: 8 kB / 1.613 GB, free: 126.5 MB / 0.8542 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.04969/1.363, allocations: 10.98 MB / 1.623 GB, free: 115.4 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003881/1.363, allocations: 0.6302 MB / 1.624 GB, free: 114.5 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.068e-05/1.363, allocations: 16 kB / 1.624 GB, free: 114.5 MB / 0.8542 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04096/1.404, allocations: 6.291 MB / 1.63 GB, free: 108.2 MB / 0.8542 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007657/1.412, allocations: 0.9438 MB / 1.631 GB, free: 107.3 MB / 0.8542 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.07137/1.484, allocations: 26.36 MB / 1.657 GB, free: 80.7 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007214/1.491, allocations: 0.5266 MB / 1.657 GB, free: 80.17 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008288/1.492, allocations: 143.9 kB / 1.658 GB, free: 80.03 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 1.335e-05/1.492, allocations: 4 kB / 1.658 GB, free: 80.02 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 0.01164/1.503, allocations: 3.077 MB / 1.661 GB, free: 76.93 MB / 0.8542 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated