Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY.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/NcDataReader2 2.5.1-master/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false)
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY")
translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00118/0.00118, allocations: 112.3 kB / 16.42 MB, free: 6.523 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00123/0.00123, allocations: 184.2 kB / 17.36 MB, free: 5.746 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.342/1.342, allocations: 222.9 MB / 241 MB, free: 15.15 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.00231/0.00231, allocations: 283.5 kB / 291.5 MB, free: 14.46 MB / 238.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.009/1.009, allocations: 169.3 MB / 0.499 GB, free: 4.449 MB / 382.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.179e-05/2.179e-05, allocations: 2.281 kB / 0.6821 GB, free: 6.91 MB / 494.1 MB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YY): time 0.431/0.431, allocations: 19.62 MB / 0.7013 GB, free: 8.246 MB / 494.1 MB
Notification: Performance of NFInst.instExpressions: time 0.0124/0.4435, allocations: 7.208 MB / 0.7083 GB, free: 3.379 MB / 494.1 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002254/0.4458, allocations: 60.16 kB / 0.7084 GB, free: 3.371 MB / 494.1 MB
Notification: Performance of NFTyping.typeComponents: time 0.004682/0.4505, allocations: 1.892 MB / 0.7102 GB, free: 2.246 MB / 494.1 MB
Notification: Performance of NFTyping.typeBindings: time 0.004777/0.4553, allocations: 1.542 MB / 0.7117 GB, free: 1.375 MB / 494.1 MB
Notification: Performance of NFTyping.typeClassSections: time 0.004/0.4593, allocations: 1.328 MB / 0.713 GB, free: 0.6562 MB / 494.1 MB
Notification: Performance of NFFlatten.flatten: time 0.007526/0.4669, allocations: 4.476 MB / 0.7174 GB, free: 14.78 MB / 0.4981 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.00577/0.4727, allocations: 4.375 MB / 0.7217 GB, free: 12.73 MB / 0.4981 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003929/0.4766, allocations: 1.842 MB / 0.7235 GB, free: 11.95 MB / 0.4981 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003123/0.4798, allocations: 1.774 MB / 0.7252 GB, free: 11.16 MB / 0.4981 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005038/0.4803, allocations: 328.7 kB / 0.7255 GB, free: 11.15 MB / 0.4981 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002315/0.4826, allocations: 0.9514 MB / 0.7265 GB, free: 10.9 MB / 0.4981 GB
Notification: Performance of combineBinaries: time 0.003707/0.4863, allocations: 3.735 MB / 0.7301 GB, free: 8.441 MB / 0.4981 GB
Notification: Performance of replaceArrayConstructors: time 0.002135/0.4885, allocations: 2.237 MB / 0.7323 GB, free: 6.844 MB / 0.4981 GB
Notification: Performance of NFVerifyModel.verify: time 0.000819/0.4893, allocations: 317.1 kB / 0.7326 GB, free: 6.68 MB / 0.4981 GB
Notification: Performance of FrontEnd: time 0.0004665/0.4898, allocations: 41.16 kB / 0.7326 GB, free: 6.672 MB / 0.4981 GB
Error: Internal error NBackendDAE.lowerIfEquationBody failed for: