Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY.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.DY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00131/0.00131, allocations: 111 kB / 16.38 MB, free: 6.445 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001256/0.001256, allocations: 192.2 kB / 17.32 MB, free: 5.789 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.412/1.412, allocations: 205.1 MB / 223.2 MB, free: 12.26 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.694/1.694, allocations: 292.3 MB / 0.5496 GB, free: 17.49 MB / 462.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.794e-05/2.804e-05, allocations: 9.734 kB / 0.6729 GB, free: 5.871 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY): time 0.02073/0.02078, allocations: 18.24 MB / 0.6907 GB, free: 3.555 MB / 0.5606 GB
Notification: Performance of NFInst.instExpressions: time 0.01148/0.03229, allocations: 6.907 MB / 0.6974 GB, free: 12.63 MB / 0.5762 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001669/0.034, allocations: 55.88 kB / 0.6975 GB, free: 12.57 MB / 0.5762 GB
Notification: Performance of NFTyping.typeComponents: time 0.003749/0.03777, allocations: 1.578 MB / 0.699 GB, free: 10.99 MB / 0.5762 GB
Notification: Performance of NFTyping.typeBindings: time 0.004201/0.04204, allocations: 1.443 MB / 0.7005 GB, free: 9.543 MB / 0.5762 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003882/0.04593, allocations: 1.302 MB / 0.7017 GB, free: 8.242 MB / 0.5762 GB
Notification: Performance of NFFlatten.flatten: time 0.005275/0.05122, allocations: 4.237 MB / 0.7059 GB, free: 3.996 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004362/0.05559, allocations: 4.112 MB / 0.7099 GB, free: 15.81 MB / 0.5919 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002775/0.05838, allocations: 1.749 MB / 0.7116 GB, free: 14.06 MB / 0.5919 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00227/0.06066, allocations: 1.769 MB / 0.7133 GB, free: 12.29 MB / 0.5919 GB
Notification: Performance of NFPackage.collectConstants: time 0.0003743/0.06105, allocations: 312 kB / 0.7136 GB, free: 11.98 MB / 0.5919 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001784/0.06284, allocations: 0.9595 MB / 0.7145 GB, free: 11.02 MB / 0.5919 GB
Notification: Performance of combineBinaries: time 0.002757/0.06561, allocations: 3.518 MB / 0.718 GB, free: 7.473 MB / 0.5919 GB
Notification: Performance of replaceArrayConstructors: time 0.001451/0.06707, allocations: 2.023 MB / 0.72 GB, free: 5.43 MB / 0.5919 GB
Notification: Performance of NFVerifyModel.verify: time 0.0005601/0.06764, allocations: 307.1 kB / 0.7202 GB, free: 5.129 MB / 0.5919 GB
Notification: Performance of FrontEnd: time 0.0002596/0.0679, allocations: 39.88 kB / 0.7203 GB, free: 5.09 MB / 0.5919 GB
Error: Internal error NBackendDAE.lowerIfEquationBody failed for: