Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.288/1.288, allocations: 252 MB / 267.9 MB, free: 10.91 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009251/0.0009251, allocations: 170.2 kB / 327.5 MB, free: 2.18 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.382/1.382, allocations: 205.4 MB / 0.5785 GB, free: 20.5 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.000701/0.000701, allocations: 76.06 kB / 0.6831 GB, free: 13.32 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003679/0.0003679, allocations: 12 kB / 0.7974 GB, free: 135 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1924/0.1928, allocations: 106.3 MB / 0.9013 GB, free: 64.06 MB / 0.6042 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.6433/0.8362, allocations: 193.2 MB / 1.09 GB, free: 52.82 MB / 0.698 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.000326/0.8366, allocations: 116.7 kB / 1.09 GB, free: 52.82 MB / 0.698 GB
Notification: Performance of FrontEnd - DAE generated: time 0.2914/1.128, allocations: 135 MB / 1.222 GB, free: 0.8086 MB / 0.7136 GB
Notification: Performance of FrontEnd: time 3.697e-06/1.128, allocations: 0 / 1.222 GB, free: 0.8086 MB / 0.7136 GB
Notification: Performance of Transformations before backend: time 0.0002106/1.128, allocations: 68 kB / 1.222 GB, free: 0.7422 MB / 0.7136 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.01132/1.14, allocations: 3.064 MB / 1.225 GB, free: 13.63 MB / 0.7292 GB
Notification: Performance of prepare preOptimizeDAE: time 4.846e-05/1.14, allocations: 8.031 kB / 1.225 GB, free: 13.62 MB / 0.7292 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01232/1.152, allocations: 2.115 MB / 1.227 GB, free: 11.5 MB / 0.7292 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005964/1.158, allocations: 2.216 MB / 1.229 GB, free: 9.258 MB / 0.7292 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002802/1.158, allocations: 259.8 kB / 1.229 GB, free: 9.012 MB / 0.7292 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001772/1.16, allocations: 351.3 kB / 1.23 GB, free: 8.68 MB / 0.7292 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01924/1.179, allocations: 6.505 MB / 1.236 GB, free: 2.102 MB / 0.7292 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.000154/1.18, allocations: 4 kB / 1.236 GB, free: 2.098 MB / 0.7292 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001354/1.181, allocations: 147.3 kB / 1.236 GB, free: 1.965 MB / 0.7292 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005913/1.182, allocations: 298 kB / 1.237 GB, free: 1.672 MB / 0.7292 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01697/1.199, allocations: 6.4 MB / 1.243 GB, free: 11.26 MB / 0.7448 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03833/1.237, allocations: 26.69 MB / 1.269 GB, free: 14.53 MB / 0.7761 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008346/1.245, allocations: 5.005 MB / 1.274 GB, free: 9.219 MB / 0.7761 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005165/1.25, allocations: 2.538 MB / 1.276 GB, free: 6.66 MB / 0.7761 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002633/1.251, allocations: 134.6 kB / 1.276 GB, free: 6.52 MB / 0.7761 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.586e-05/1.251, allocations: 60.5 kB / 1.276 GB, free: 6.453 MB / 0.7761 GB
Notification: Performance of pre-optimization done (n=208): time 4.88e-06/1.251, allocations: 0 / 1.276 GB, free: 6.453 MB / 0.7761 GB
Notification: Performance of matching and sorting (n=277): time 0.1057/1.357, allocations: 30.95 MB / 1.307 GB, free: 7.453 MB / 0.8073 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001284/1.357, allocations: 247.6 kB / 1.307 GB, free: 7.16 MB / 0.8073 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002632/1.359, allocations: 1.419 MB / 1.308 GB, free: 5.73 MB / 0.8073 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005824/1.36, allocations: 69.7 kB / 1.308 GB, free: 5.656 MB / 0.8073 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00113/1.361, allocations: 1.484 MB / 1.31 GB, free: 4.16 MB / 0.8073 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001346/1.363, allocations: 0.9367 MB / 1.311 GB, free: 3.23 MB / 0.8073 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005013/1.363, allocations: 68 kB / 1.311 GB, free: 3.164 MB / 0.8073 GB
Notification: Performance of setup shared object (initialization): time 0.0003124/1.363, allocations: 444.7 kB / 1.311 GB, free: 2.723 MB / 0.8073 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005604/1.369, allocations: 2.614 MB / 1.314 GB, free: 108 kB / 0.8073 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006842/1.376, allocations: 3.536 MB / 1.317 GB, free: 12.18 MB / 0.823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01315/1.389, allocations: 6.339 MB / 1.323 GB, free: 5.43 MB / 0.823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.326e-05/1.389, allocations: 8 kB / 1.323 GB, free: 5.422 MB / 0.823 GB
Notification: Performance of matching and sorting (n=416) (initialization): time 0.02432/1.413, allocations: 9.562 MB / 1.333 GB, free: 11.8 MB / 0.8386 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008257/1.414, allocations: 0.8773 MB / 1.334 GB, free: 10.54 MB / 0.8386 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.421e-05/1.414, allocations: 28 kB / 1.334 GB, free: 10.51 MB / 0.8386 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02758/1.442, allocations: 7.531 MB / 1.341 GB, free: 2.965 MB / 0.8386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004031/1.446, allocations: 0.8735 MB / 1.342 GB, free: 2.09 MB / 0.8386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02578/1.472, allocations: 15.31 MB / 1.357 GB, free: 2.621 MB / 0.8542 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004423/1.476, allocations: 0.5573 MB / 1.357 GB, free: 2.062 MB / 0.8542 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009322/1.477, allocations: 191.9 kB / 1.358 GB, free: 1.875 MB / 0.8542 GB
Notification: Performance of prepare postOptimizeDAE: time 1.438e-05/1.477, allocations: 10.17 kB / 1.358 GB, free: 1.867 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 0.007654/1.485, allocations: 3.137 MB / 1.361 GB, free: 14.7 MB / 0.8698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated