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]
"[<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 0.0002309/0.0002309, 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 0.0002035/0.0002035, 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 0.1101/0.1101, 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 0.0005158/0.0005158, 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 0.09497/0.09497, 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.BalancedStepDown.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD",simflags="-abortSlowSimulation -alarm=240   -lv LOG_STATS")
simulate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD",simflags="-abortSlowSimulation -alarm=240   -lv LOG_STATS") [Timeout 900]
"Notification: Performance of FrontEnd - loaded program: time 8.11e-07/8.11e-07, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd - Absyn->SCode: time 1.354e-05/1.435e-05, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.013/0.01301, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.instExpressions: time 0.008985/0.022, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.updateImplicitVariability: time 0.001075/0.02307, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeComponents: time 0.001216/0.02429, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeBindings: time 0.002446/0.02674, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeClassSections: time 0.002207/0.02894, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.flatten: time 0.004836/0.03378, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.resolveConnections: time 0.005133/0.03891, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFEvalConstants.evaluate: time 0.004634/0.04355, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFSimplifyModel.simplify: time 0.003225/0.04677, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFPackage.collectConstants: time 0.0004574/0.04723, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.collectFunctions: time 0.0009341/0.04816, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFScalarize.scalarize: time 0.002024/0.05019, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFVerifyModel.verify: time 0.001536/0.05172, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFConvertDAE.convert: time 0.004372/0.05609, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd - DAE generated: time 0.0005915/0.05669, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd: time 3.948e-06/0.05669, allocations: 0 / 0, free: 0 / 0
Notification: Performance of Transformations before backend: time 3.589e-05/0.05673, 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.005557/0.06228, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare preOptimizeDAE: time 0.0001899/0.06247, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.005304/0.06778, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002524/0.0703, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002968/0.0706, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007113/0.07131, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt clockPartitioning (simulation): time 0.00681/0.07812, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt findStateOrder (simulation): time 8.305e-05/0.0782, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005069/0.07871, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000445/0.07916, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003135/0.08229, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.017/0.09929, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt comSubExp (simulation): time 0.002617/0.1019, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt resolveLoops (simulation): time 0.001499/0.1034, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt evalFunc (simulation): time 0.0001415/0.1035, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.134e-05/0.1036, allocations: 0 / 0, free: 0 / 0
Notification: Performance of pre-optimization done (n=208): time 1.614e-05/0.1036, 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 0.02366/0.1273, allocations: 0 / 0, free: 0 / 0
Notification: Performance of inlineWhenForInitialization (initialization): time 7.56e-05/0.1274, allocations: 0 / 0, free: 0 / 0
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001074/0.1284, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectPreVariables (initialization): time 0.0003138/0.1287, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectInitialEqns (initialization): time 0.006917/0.1357, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectInitialBindings (initialization): time 0.0006628/0.1363, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001025/0.1373, allocations: 0 / 0, free: 0 / 0
Notification: Performance of setup shared object (initialization): time 1.495e-05/0.1374, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0009316/0.1383, allocations: 0 / 0, free: 0 / 0
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00719/0.1455, allocations: 0 / 0, free: 0 / 0
Notification: Performance of analyzeInitialSystem (initialization): time 0.00848/0.154, allocations: 0 / 0, free: 0 / 0
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.546e-05/0.154, 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 0.01942/0.1734, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare postOptimizeDAE: time 6.505e-05/0.1735, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.201e-05/0.1735, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (initialization): time 0.01713/0.1907, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003346/0.194, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01025/0.2043, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001834/0.2061, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003429/0.2064, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001687/0.2081, allocations: 0 / 0, free: 0 / 0
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001149/0.2093, allocations: 0 / 0, free: 0 / 0
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003324/0.2126, allocations: 0 / 0, free: 0 / 0
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.072e-05/0.2126, 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 0.004697/0.2173, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare postOptimizeDAE: time 4.463e-05/0.2174, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.572e-05/0.2174, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (initialization): time 0.001891/0.2193, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00279/0.2221, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005658/0.2277, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00155/0.2293, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003137/0.2296, 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 0.0007957/0.2304, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004247/0.2308, 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 0.005767/0.2366, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.206e-05/0.2366, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt constantLinearSystem (simulation): time 6.412e-06/0.2366, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.928e-05/0.2366, 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 0.009769/0.2464, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.62e-05/0.2464, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001872/0.2483, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (simulation): time 0.006992/0.2553, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002351/0.2555, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.008728/0.2643, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.054e-05/0.2643, 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 0.005585/0.2699, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt removeConstants (simulation): time 0.003868/0.2737, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006624/0.2744, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001413/0.2758, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.003755/0.2796, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002536/0.2798, allocations: 0 / 0, free: 0 / 0
Notification: Performance of sorting global known variables: time 0.000499/0.2803, allocations: 0 / 0, free: 0 / 0
Notification: Performance of sort global known variables: time 4.434e-05/0.2803, allocations: 0 / 0, free: 0 / 0
Notification: Performance of remove unused functions: time 0.01176/0.2921, 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 0.001128/0.2932, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created initialization part: time 0.012/0.3052, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created event and clocks part: time 6.503e-05/0.3053, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created simulation system equations: time 0.005319/0.3106, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.005854/0.3165, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01207/0.3285, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001517/0.3301, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: alias equations: time 0.001729/0.3318, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001091/0.3329, allocations: 0 / 0, free: 0 / 0
Notification: Performance of SimCode: time 5.196e-05/0.3329, allocations: 0 / 0, free: 0 / 0
Notification: Performance of Templates: time 0.009131/0.3421, allocations: 0 / 0, free: 0 / 0
"
[Timeout remaining time 900]
[Calling sys.exit(0), Time elapsed: 1.0720557514578104]