Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo", uses=false)
Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_DD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0007612/0.0007613, allocations: 98.11 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 0.005485/0.005485, allocations: 169 kB / 16.26 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 1.301/1.301, allocations: 223.3 MB / 240.3 MB, free: 5.348 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.527/2.527, allocations: 462.6 MB / 0.7364 GB, free: 15.6 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003233/0.0003233, allocations: 6.375 kB / 0.9029 GB, free: 36.35 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2641/0.2644, allocations: 159.6 MB / 1.059 GB, free: 4.867 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DD): time 0.01674/0.2812, allocations: 15.74 MB / 1.074 GB, free: 5.07 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.009217/0.2904, allocations: 6.419 MB / 1.08 GB, free: 14.64 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001079/0.2915, allocations: 47.81 kB / 1.08 GB, free: 14.59 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.0008817/0.2924, allocations: 333.6 kB / 1.081 GB, free: 14.26 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.002755/0.2952, allocations: 1.265 MB / 1.082 GB, free: 12.99 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002186/0.2974, allocations: 0.9477 MB / 1.083 GB, free: 12.04 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.007035/0.3045, allocations: 7.664 MB / 1.09 GB, free: 4.363 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009196/0.3137, allocations: 6.823 MB / 1.097 GB, free: 13.45 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002474/0.3162, allocations: 1.498 MB / 1.099 GB, free: 11.94 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003758/0.3199, allocations: 2.415 MB / 1.101 GB, free: 9.52 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.0008061/0.3207, allocations: 212 kB / 1.101 GB, free: 9.312 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002527/0.3233, allocations: 1.15 MB / 1.102 GB, free: 8.16 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.002387/0.3257, allocations: 1.711 MB / 1.104 GB, free: 6.445 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.002933/0.3286, allocations: 1.619 MB / 1.106 GB, free: 4.812 MB / 0.8575 GB
Notification: Performance of NFConvertDAE.convert: time 0.005799/0.3344, allocations: 6.452 MB / 1.112 GB, free: 14.34 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 3.486e-06/0.3345, allocations: 0 / 1.112 GB, free: 14.34 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 1.944e-06/0.3345, allocations: 0 / 1.112 GB, free: 14.34 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.0001247/0.3346, allocations: 0 / 1.112 GB, free: 14.34 MB / 0.8731 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 0.005644/0.3402, allocations: 2.841 MB / 1.115 GB, free: 11.44 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 4.229e-05/0.3403, allocations: 15.97 kB / 1.115 GB, free: 11.42 MB / 0.8731 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006645/0.341, allocations: 496.5 kB / 1.115 GB, free: 10.93 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01259/0.3536, allocations: 2.38 MB / 1.117 GB, free: 8.539 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003523/0.3571, allocations: 1.983 MB / 1.119 GB, free: 6.512 MB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001596/0.3573, allocations: 234.3 kB / 1.12 GB, free: 6.281 MB / 0.8731 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005493/0.3578, allocations: 307.9 kB / 1.12 GB, free: 5.98 MB / 0.8731 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01108/0.3689, allocations: 6.465 MB / 1.126 GB, free: 15.4 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.576e-05/0.369, allocations: 4 kB / 1.126 GB, free: 15.4 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003534/0.3694, allocations: 128 kB / 1.126 GB, free: 15.27 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004213/0.3698, allocations: 325.2 kB / 1.127 GB, free: 14.95 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.013/0.3828, allocations: 6.629 MB / 1.133 GB, free: 8.309 MB / 0.8887 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02463/0.4075, allocations: 24.95 MB / 1.157 GB, free: 13.29 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007956/0.4154, allocations: 5.432 MB / 1.163 GB, free: 7.496 MB / 0.92 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006054/0.4215, allocations: 2.92 MB / 1.166 GB, free: 4.555 MB / 0.92 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002397/0.4218, allocations: 135 kB / 1.166 GB, free: 4.406 MB / 0.92 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.154e-05/0.4218, allocations: 68.48 kB / 1.166 GB, free: 4.328 MB / 0.92 GB
Notification: Performance of pre-optimization done (n=230): time 3.787e-06/0.4218, allocations: 0 / 1.166 GB, free: 4.328 MB / 0.92 GB
Notification: Performance of matching and sorting (n=313): time 0.1374/0.5592, allocations: 39.59 MB / 1.204 GB, free: 12.68 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001263/0.5594, allocations: 247.9 kB / 1.205 GB, free: 12.38 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001975/0.5614, allocations: 1.299 MB / 1.206 GB, free: 11.07 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.0003377/0.5617, allocations: 73.7 kB / 1.206 GB, free: 10.99 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008079/0.5625, allocations: 1.258 MB / 1.207 GB, free: 9.715 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001122/0.5637, allocations: 1.051 MB / 1.208 GB, free: 8.648 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005414/0.5642, allocations: 268.4 kB / 1.209 GB, free: 8.379 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 0.0001028/0.5643, allocations: 301.1 kB / 1.209 GB, free: 8.082 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005985/0.5703, allocations: 2.762 MB / 1.212 GB, free: 5.316 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006294/0.5766, allocations: 3.451 MB / 1.215 GB, free: 1.605 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01236/0.589, allocations: 6.394 MB / 1.221 GB, free: 10.93 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.583e-05/0.5891, allocations: 11.94 kB / 1.221 GB, free: 10.91 MB / 0.9825 GB
Notification: Performance of matching and sorting (n=414) (initialization): time 0.02837/0.6174, allocations: 11.05 MB / 1.232 GB, free: 15.81 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004327/0.6179, allocations: 0.6185 MB / 1.233 GB, free: 14.94 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.544e-05/0.618, allocations: 23.98 kB / 1.233 GB, free: 14.91 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0226/0.6406, allocations: 6.373 MB / 1.239 GB, free: 8.527 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004247/0.6448, allocations: 0.9361 MB / 1.24 GB, free: 7.59 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4671/1.112, allocations: 26.42 MB / 1.266 GB, free: 168 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005856/1.118, allocations: 0.5503 MB / 1.266 GB, free: 167.9 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004503/1.118, allocations: 144.3 kB / 1.266 GB, free: 167.9 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.108e-05/1.118, allocations: 8.969 kB / 1.266 GB, free: 167.9 MB / 0.9981 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 0.0101/1.128, allocations: 3.106 MB / 1.269 GB, free: 166.8 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated