Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001279/0.001279, allocations: 97.92 kB / 19.73 MB, free: 2.133 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001447/0.001447, allocations: 220.4 kB / 23.03 MB, free: 4.945 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.467/1.467, allocations: 230.6 MB / 256.8 MB, free: 7.805 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo): time 0.002591/0.002591, allocations: 292.9 kB / 313.5 MB, free: 2.637 MB / 238.1 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo): time 1.253/1.253, allocations: 180.6 MB / 0.5377 GB, free: 14.65 MB / 382.1 MB
"
[Timeout remaining time 179]
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"})
"" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: NcDataReader2 requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: BuildingSystems requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.002845/0.002845, allocations: 102.6 kB / 0.7403 GB, free: 28.11 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.172/0.1749, allocations: 95.39 MB / 0.8335 GB, free: 8.328 MB / 0.5762 GB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.0246/0.1995, allocations: 17.82 MB / 0.8509 GB, free: 6.441 MB / 0.5919 GB
Notification: Performance of NFInst.instExpressions: time 0.0127/0.2122, allocations: 6.704 MB / 0.8575 GB, free: 15.72 MB / 0.6075 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001778/0.2139, allocations: 63.75 kB / 0.8575 GB, free: 15.66 MB / 0.6075 GB
Notification: Performance of NFTyping.typeComponents: time 0.004445/0.2184, allocations: 1.471 MB / 0.859 GB, free: 14.18 MB / 0.6075 GB
Notification: Performance of NFTyping.typeBindings: time 0.003751/0.2221, allocations: 1.447 MB / 0.8604 GB, free: 12.73 MB / 0.6075 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003421/0.2255, allocations: 1.267 MB / 0.8616 GB, free: 11.46 MB / 0.6075 GB
Notification: Performance of NFFlatten.flatten: time 0.006602/0.2321, allocations: 5.441 MB / 0.8669 GB, free: 6.008 MB / 0.6075 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005328/0.2375, allocations: 3.377 MB / 0.8702 GB, free: 2.531 MB / 0.6075 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003619/0.2411, allocations: 2.415 MB / 0.8726 GB, free: 112 kB / 0.6075 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004989/0.2461, allocations: 3.152 MB / 0.8757 GB, free: 12.95 MB / 0.6231 GB
Notification: Performance of NFPackage.collectConstants: time 0.001264/0.2473, allocations: 0.5156 MB / 0.8762 GB, free: 12.43 MB / 0.6231 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002909/0.2503, allocations: 1.197 MB / 0.8773 GB, free: 11.23 MB / 0.6231 GB
Notification: Performance of NFScalarize.scalarize: time 0.003044/0.2533, allocations: 2.299 MB / 0.8796 GB, free: 8.93 MB / 0.6231 GB
Notification: Performance of NFVerifyModel.verify: time 0.002539/0.2558, allocations: 1.771 MB / 0.8813 GB, free: 7.152 MB / 0.6231 GB
Notification: Performance of NFConvertDAE.convert: time 0.008731/0.2646, allocations: 7.78 MB / 0.8889 GB, free: 15.35 MB / 0.6387 GB
Notification: Performance of FrontEnd - DAE generated: time 6.873e-06/0.2646, allocations: 0 / 0.8889 GB, free: 15.35 MB / 0.6387 GB
Notification: Performance of FrontEnd: time 1.763e-06/0.2646, allocations: 0 / 0.8889 GB, free: 15.35 MB / 0.6387 GB
Notification: Performance of Transformations before backend: time 0.0001805/0.2648, allocations: 4 kB / 0.8889 GB, free: 15.34 MB / 0.6387 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 0.008793/0.2736, allocations: 3.789 MB / 0.8926 GB, free: 11.51 MB / 0.6387 GB
Notification: Performance of prepare preOptimizeDAE: time 4.888e-05/0.2736, allocations: 9.938 kB / 0.8926 GB, free: 11.5 MB / 0.6387 GB
Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 0.0001132/0.2737, allocations: 103.2 kB / 0.8927 GB, free: 11.4 MB / 0.6387 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0009168/0.2746, allocations: 0.5423 MB / 0.8932 GB, free: 10.85 MB / 0.6387 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01305/0.2877, allocations: 2.421 MB / 0.8956 GB, free: 8.422 MB / 0.6387 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004854/0.2925, allocations: 2.158 MB / 0.8977 GB, free: 6.234 MB / 0.6387 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002304/0.2928, allocations: 263 kB / 0.898 GB, free: 5.977 MB / 0.6387 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007758/0.2935, allocations: 348 kB / 0.8983 GB, free: 5.637 MB / 0.6387 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01439/0.3079, allocations: 7.201 MB / 0.9053 GB, free: 14.32 MB / 0.6544 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.409e-05/0.308, allocations: 7.938 kB / 0.9053 GB, free: 14.31 MB / 0.6544 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004512/0.3085, allocations: 144 kB / 0.9055 GB, free: 14.17 MB / 0.6544 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005049/0.309, allocations: 334 kB / 0.9058 GB, free: 13.84 MB / 0.6544 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.016/0.325, allocations: 7.031 MB / 0.9127 GB, free: 6.797 MB / 0.6544 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02982/0.3548, allocations: 18.44 MB / 0.9307 GB, free: 3.766 MB / 0.67 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00816/0.363, allocations: 3.718 MB / 0.9343 GB, free: 16 kB / 0.67 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006096/0.3691, allocations: 2.526 MB / 0.9368 GB, free: 13.47 MB / 0.6856 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002107/0.3693, allocations: 49.91 kB / 0.9368 GB, free: 13.43 MB / 0.6856 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.386e-05/0.3693, allocations: 56.56 kB / 0.9369 GB, free: 13.36 MB / 0.6856 GB
Notification: Performance of pre-optimization done (n=208): time 4.358e-06/0.3693, allocations: 0 / 0.9369 GB, free: 13.36 MB / 0.6856 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=271): time 0.1081/0.4774, allocations: 30.74 MB / 0.9669 GB, free: 14.62 MB / 0.7169 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001536/0.4775, allocations: 239.6 kB / 0.9671 GB, free: 14.34 MB / 0.7169 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002281/0.4798, allocations: 1.431 MB / 0.9685 GB, free: 12.9 MB / 0.7169 GB
Notification: Performance of collectPreVariables (initialization): time 0.0003622/0.4802, allocations: 69.7 kB / 0.9686 GB, free: 12.82 MB / 0.7169 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001183/0.4814, allocations: 1.538 MB / 0.9701 GB, free: 11.27 MB / 0.7169 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001061/0.4824, allocations: 0.9644 MB / 0.971 GB, free: 10.3 MB / 0.7169 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001259/0.4837, allocations: 0.6359 MB / 0.9716 GB, free: 9.652 MB / 0.7169 GB
Notification: Performance of setup shared object (initialization): time 0.0001311/0.4838, allocations: 305.1 kB / 0.9719 GB, free: 9.352 MB / 0.7169 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006234/0.49, allocations: 2.694 MB / 0.9746 GB, free: 6.648 MB / 0.7169 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006884/0.4969, allocations: 3.654 MB / 0.9781 GB, free: 2.602 MB / 0.7169 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.3419/0.8389, allocations: 6.397 MB / 0.9844 GB, free: 131 MB / 0.7169 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.214e-05/0.8389, allocations: 8.094 kB / 0.9844 GB, free: 131 MB / 0.7169 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization): time 0.02914/0.868, allocations: 10.81 MB / 0.9949 GB, free: 128.3 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 3.98e-05/0.8681, allocations: 16.38 kB / 0.995 GB, free: 128.3 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.833e-05/0.8681, allocations: 30 kB / 0.995 GB, free: 128.3 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01887/0.887, allocations: 5.536 MB / 1 GB, free: 127.6 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004168/0.8912, allocations: 0.9967 MB / 1.001 GB, free: 127.4 MB / 0.7169 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03524/0.9264, allocations: 27.48 MB / 1.028 GB, free: 105.4 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004298/0.9307, allocations: 0.5694 MB / 1.029 GB, free: 104.9 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005498/0.9312, allocations: 148 kB / 1.029 GB, free: 104.7 MB / 0.7169 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006706/0.9379, allocations: 3.991 MB / 1.033 GB, free: 100.7 MB / 0.7169 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005401/0.9433, allocations: 3.612 MB / 1.036 GB, free: 96.71 MB / 0.7169 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08159/1.025, allocations: 24.48 MB / 1.06 GB, free: 71.79 MB / 0.7169 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.457e-05/1.025, allocations: 8 kB / 1.06 GB, free: 71.78 MB / 0.7169 GB
Warning: The linear system: 
1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[2] ;
  line2.v1_p[2] ;
  line2.v3_p[2] ;
  line2.v3_n[2]
]
  =
[
  -transformer.conv3.V2[2] ;
  line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ;
  -loadRL.load3.v[2] ;
  line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1]
]
 might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02309/1.048, allocations: 10.18 MB / 1.07 GB, free: 61.57 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 3.399e-05/1.048, allocations: 16 kB / 1.07 GB, free: 61.56 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.413e-05/1.048, allocations: 24 kB / 1.07 GB, free: 61.54 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01399/1.062, allocations: 4.322 MB / 1.074 GB, free: 57.2 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004233/1.066, allocations: 1.044 MB / 1.075 GB, free: 56.16 MB / 0.7169 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02779/1.094, allocations: 26.26 MB / 1.101 GB, free: 29.35 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004303/1.098, allocations: 0.5609 MB / 1.102 GB, free: 28.79 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006294/1.099, allocations: 152 kB / 1.102 GB, free: 28.64 MB / 0.7169 GB
Warning: Assuming fixed start value for the following 2 variables:
         node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
         node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system:
         0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2]
         0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.001136/1.1, allocations: 398.9 kB / 1.102 GB, free: 28.26 MB / 0.7169 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007006/1.101, allocations: 206.7 kB / 1.102 GB, free: 28.05 MB / 0.7169 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02384/1.125, allocations: 9.93 MB / 1.112 GB, free: 18.09 MB / 0.7169 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.585e-05/1.125, allocations: 28 kB / 1.112 GB, free: 18.07 MB / 0.7169 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.909e-05/1.125, allocations: 15.94 kB / 1.112 GB, free: 18.05 MB / 0.7169 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.324e-05/1.125, allocations: 19.94 kB / 1.112 GB, free: 18.03 MB / 0.7169 GB
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1]
]
  =
[
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03058/1.155, allocations: 15.34 MB / 1.127 GB, free: 2.59 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.567e-05/1.155, allocations: 8 kB / 1.127 GB, free: 2.582 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00315/1.159, allocations: 0.7376 MB / 1.128 GB, free: 1.844 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01898/1.178, allocations: 5.181 MB / 1.133 GB, free: 12.64 MB / 0.7325 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005623/1.178, allocations: 83.89 kB / 1.133 GB, free: 12.56 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04358/1.222, allocations: 26.54 MB / 1.159 GB, free: 1.621 MB / 0.7481 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.3e-05/1.222, allocations: 19.78 kB / 1.159 GB, free: 1.605 MB / 0.7481 GB
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02697/1.249, allocations: 9.865 MB / 1.169 GB, free: 7.527 MB / 0.7637 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001908/1.251, allocations: 0.6571 MB / 1.169 GB, free: 6.871 MB / 0.7637 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004485/1.251, allocations: 48 kB / 1.169 GB, free: 6.824 MB / 0.7637 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003533/1.255, allocations: 0.5109 MB / 1.17 GB, free: 6.312 MB / 0.7637 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008598/1.255, allocations: 238.2 kB / 1.17 GB, free: 6.078 MB / 0.7637 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002639/1.256, allocations: 95.95 kB / 1.17 GB, free: 5.984 MB / 0.7637 GB
Notification: Performance of sorting global known variables: time 0.001644/1.257, allocations: 0.9723 MB / 1.171 GB, free: 5.008 MB / 0.7637 GB
Notification: Performance of sort global known variables: time 1.5e-07/1.257, allocations: 0 / 1.171 GB, free: 5.008 MB / 0.7637 GB
Notification: Performance of remove unused functions: time 0.00638/1.264, allocations: 1.85 MB / 1.173 GB, free: 3.16 MB / 0.7637 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of Backend phase and start with SimCode phase: time 0.02736/1.291, allocations: 10.52 MB / 1.183 GB, free: 8.422 MB / 0.7794 GB
Notification: Performance of simCode: created initialization part: time 0.02963/1.321, allocations: 12.02 MB / 1.195 GB, free: 12.3 MB / 0.795 GB
Notification: Performance of simCode: created event and clocks part: time 1.732e-05/1.321, allocations: 8.062 kB / 1.195 GB, free: 12.29 MB / 0.795 GB
Notification: Performance of simCode: created simulation system equations: time 0.01177/1.333, allocations: 4.259 MB / 1.199 GB, free: 7.992 MB / 0.795 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002247/1.335, allocations: 283.2 kB / 1.199 GB, free: 7.73 MB / 0.795 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.09701/1.432, allocations: 41.35 MB / 1.24 GB, free: 13.17 MB / 0.8419 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003239/1.435, allocations: 2.268 MB / 1.242 GB, free: 10.86 MB / 0.8419 GB
Notification: Performance of simCode: alias equations: time 0.004638/1.44, allocations: 1.653 MB / 1.243 GB, free: 9.207 MB / 0.8419 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.00204/1.442, allocations: 1.202 MB / 1.245 GB, free: 8.004 MB / 0.8419 GB
Notification: Performance of SimCode: time 7.61e-07/1.442, allocations: 0 / 1.245 GB, free: 8.004 MB / 0.8419 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.554/1.996, allocations: 104 MB / 1.346 GB, free: 323.3 MB / 0.92 GB
Notification: Performance of buildModelFMU: Generate platform static: time 18/20, allocations: 7.172 kB / 1.346 GB, free: 323.3 MB / 0.92 GB
"
[Timeout remaining time 640]
(rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator  --tempDir=temp_BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 24.298418071935885]
Failed to read output from testmodel.py, exit status != 0:
20.22149809799157 20.241391152 19.97319855
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fc8cf05b3a0>