Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"[<interactive>:1:22-1:33:writable] Warning: Modelica only supports 32-bit signed integers! Transforming: 13743895347 into a real
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.000316/0.000316, allocations: 0 / 0, free: 0 / 0
"
[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 0.0002877/0.0002877, allocations: 0 / 0, free: 0 / 0
"
[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 0.1501/0.1501, allocations: 0 / 0, free: 0 / 0
"
[Timeout remaining time 180]
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 0.0007247/0.0007247, allocations: 0 / 0, free: 0 / 0
"
[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 0.1592/0.1592, allocations: 0 / 0, free: 0 / 0
"
[Timeout remaining time 180]
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: simulate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD",simflags="-abortSlowSimulation -alarm=240   -lv LOG_STATS")
simulate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD",simflags="-abortSlowSimulation -alarm=240   -lv LOG_STATS") [Timeout 900]
"Notification: Performance of FrontEnd - loaded program: time 1.984e-06/1.984e-06, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd - Absyn->SCode: time 2.67e-05/2.868e-05, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01112/0.01115, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.instExpressions: time 0.005948/0.0171, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.updateImplicitVariability: time 0.0005113/0.01761, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeComponents: time 0.0008749/0.01848, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeBindings: time 0.001613/0.0201, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeClassSections: time 0.001404/0.0215, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.flatten: time 0.002752/0.02425, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.resolveConnections: time 0.002969/0.02722, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFEvalConstants.evaluate: time 0.003049/0.03027, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFSimplifyModel.simplify: time 0.002214/0.03249, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFPackage.collectConstants: time 0.0003725/0.03286, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.collectFunctions: time 0.0007819/0.03364, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFScalarize.scalarize: time 0.001525/0.03517, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFVerifyModel.verify: time 0.001301/0.03647, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFConvertDAE.convert: time 0.003589/0.04006, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd - DAE generated: time 0.000424/0.04048, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd: time 2.344e-06/0.04048, allocations: 0 / 0, free: 0 / 0
Notification: Performance of Transformations before backend: time 2.826e-05/0.04051, allocations: 0 / 0, free: 0 / 0
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.004544/0.04506, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare preOptimizeDAE: time 0.000135/0.04519, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004042/0.04923, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001705/0.05094, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002038/0.05114, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005078/0.05165, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt clockPartitioning (simulation): time 0.005483/0.05713, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt findStateOrder (simulation): time 4.763e-05/0.05718, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000351/0.05753, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002953/0.05783, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002238/0.06006, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01255/0.07261, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt comSubExp (simulation): time 0.001636/0.07425, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt resolveLoops (simulation): time 0.0009149/0.07516, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt evalFunc (simulation): time 8.604e-05/0.07525, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.691e-05/0.07528, allocations: 0 / 0, free: 0 / 0
Notification: Performance of pre-optimization done (n=208): time 7.854e-06/0.07529, allocations: 0 / 0, free: 0 / 0
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 matching and sorting (n=211): time 0.008242/0.08353, allocations: 0 / 0, free: 0 / 0
Notification: Performance of inlineWhenForInitialization (initialization): time 4.429e-05/0.08358, allocations: 0 / 0, free: 0 / 0
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0006644/0.08424, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectPreVariables (initialization): time 0.0002317/0.08447, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectInitialEqns (initialization): time 0.0004612/0.08494, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectInitialBindings (initialization): time 0.0003572/0.08529, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006179/0.08591, allocations: 0 / 0, free: 0 / 0
Notification: Performance of setup shared object (initialization): time 1.425e-05/0.08593, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005789/0.0865, allocations: 0 / 0, free: 0 / 0
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007241/0.08723, allocations: 0 / 0, free: 0 / 0
Notification: Performance of analyzeInitialSystem (initialization): time 0.001513/0.08874, allocations: 0 / 0, free: 0 / 0
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.679e-05/0.08876, allocations: 0 / 0, free: 0 / 0
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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[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] ;
  -transformer.conv1.V2[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] ;
  -loadRL.load1.v[1]
]
 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=350) (initialization): time 0.003818/0.09258, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare postOptimizeDAE: time 2.462e-05/0.0926, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.008e-05/0.09262, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (initialization): time 0.004445/0.09707, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001239/0.0983, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006233/0.1045, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009055/0.1054, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002004/0.1056, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001035/0.1067, allocations: 0 / 0, free: 0 / 0
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.000795/0.1075, allocations: 0 / 0, free: 0 / 0
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002121/0.1096, allocations: 0 / 0, free: 0 / 0
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.735e-05/0.1096, allocations: 0 / 0, free: 0 / 0
Warning: The linear system: 
1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : 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]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : 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]
[
  -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.v3_n[2] ;
  line2.v3_p[2] ;
  line2.v1_p[2] ;
  line2.v1_n[2]
]
  =
[
  -transformer.conv3.V2[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] ;
  -loadRL.load3.v[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]
]
 might be structurally or numerically singular for variable line2.v1_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.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1]
]
  =
[
  -transformer.conv1.V2[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] ;
  -loadRL.load1.v[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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=350) (initialization_lambda0): time 0.002979/0.1126, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare postOptimizeDAE: time 2.345e-05/0.1126, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.974e-05/0.1126, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (initialization): time 0.001103/0.1137, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001327/0.1151, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003826/0.1189, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008885/0.1198, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001955/0.12, allocations: 0 / 0, free: 0 / 0
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 (294):
 * Single equations (assignments): 292
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.0006742/0.1206, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002768/0.1209, allocations: 0 / 0, free: 0 / 0
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 wrapFunctionCalls (simulation): time 0.003414/0.1243, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.242e-05/0.1244, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.148e-06/0.1244, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.051e-05/0.1244, allocations: 0 / 0, free: 0 / 0
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 removeSimpleEquations (simulation): time 0.006217/0.1306, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.004e-05/0.1306, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009072/0.1315, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (simulation): time 0.003485/0.135, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001524/0.1351, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005494/0.1406, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.532e-06/0.1406, allocations: 0 / 0, free: 0 / 0
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1]
]
  =
[
  -transformer.conv1.V2[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] ;
  -loadRL.load1.v[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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003078/0.1437, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt removeConstants (simulation): time 0.0004316/0.1441, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004119/0.1446, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007152/0.1453, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006015/0.1459, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001407/0.146, allocations: 0 / 0, free: 0 / 0
Notification: Performance of sorting global known variables: time 0.0003552/0.1464, allocations: 0 / 0, free: 0 / 0
Notification: Performance of sort global known variables: time 2.324e-05/0.1464, allocations: 0 / 0, free: 0 / 0
Notification: Performance of remove unused functions: time 0.002777/0.1492, allocations: 0 / 0, free: 0 / 0
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 28
 * 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 (158):
 * Single equations (assignments): 156
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0009648/0.1501, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created initialization part: time 0.003749/0.1539, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created event and clocks part: time 2.785e-06/0.1539, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created simulation system equations: time 0.001404/0.1553, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001915/0.1572, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006033/0.1632, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000973/0.1642, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: alias equations: time 0.001004/0.1652, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006875/0.1659, allocations: 0 / 0, free: 0 / 0
Notification: Performance of SimCode: time 3.244e-05/0.1659, allocations: 0 / 0, free: 0 / 0
Notification: Performance of Templates: time 0.009342/0.1753, allocations: 0 / 0, free: 0 / 0
"
[Timeout remaining time 900]
[Calling sys.exit(0), Time elapsed: 1.0743163730949163]