Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.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 0.0002822/0.0002822, 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 0.000205/0.000205, 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 0.09821/0.09821, allocations: 0 / 0, free: 0 / 0
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.07954/0.07954, allocations: 0 / 0, free: 0 / 0
"
[Timeout remaining time 180]
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 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(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD",simflags="-abortSlowSimulation -alarm=240   -lv LOG_STATS")
simulate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,startTime=0,stopTime=1,tolerance=1e-06,numberOfIntervals=2500,outputFormat="empty",variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD",simflags="-abortSlowSimulation -alarm=240   -lv LOG_STATS") [Timeout 900]
"Notification: Performance of FrontEnd - loaded program: time 2.104e-06/2.104e-06, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd - Absyn->SCode: time 2.242e-05/2.453e-05, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02612/0.02615, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.instExpressions: time 0.01847/0.04461, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.updateImplicitVariability: time 0.001979/0.04659, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeComponents: time 0.001409/0.048, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeBindings: time 0.0027/0.0507, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeClassSections: time 0.002358/0.05306, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.flatten: time 0.004956/0.05801, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.resolveConnections: time 0.00575/0.06376, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFEvalConstants.evaluate: time 0.005614/0.06938, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFSimplifyModel.simplify: time 0.004066/0.07344, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFPackage.collectConstants: time 0.0006865/0.07413, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.collectFunctions: time 0.00121/0.07534, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFScalarize.scalarize: time 0.002764/0.07811, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFVerifyModel.verify: time 0.002095/0.0802, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFConvertDAE.convert: time 0.006562/0.08676, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd - DAE generated: time 0.001114/0.08788, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd: time 2.655e-06/0.08788, allocations: 0 / 0, free: 0 / 0
Notification: Performance of Transformations before backend: time 6.065e-05/0.08794, 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 0.01243/0.1004, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare preOptimizeDAE: time 0.0005542/0.1009, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006793/0.1077, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003119/0.1108, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003221/0.1112, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009263/0.1121, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt clockPartitioning (simulation): time 0.008046/0.1201, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt findStateOrder (simulation): time 8.586e-05/0.1202, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005548/0.1208, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004745/0.1212, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003378/0.1246, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01771/0.1423, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt comSubExp (simulation): time 0.002508/0.1448, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt resolveLoops (simulation): time 0.001401/0.1462, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt evalFunc (simulation): time 0.0001446/0.1464, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.561e-05/0.1465, allocations: 0 / 0, free: 0 / 0
Notification: Performance of pre-optimization done (n=208): time 1.668e-05/0.1465, 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 0.01479/0.1613, allocations: 0 / 0, free: 0 / 0
Notification: Performance of inlineWhenForInitialization (initialization): time 7.584e-05/0.1613, allocations: 0 / 0, free: 0 / 0
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001456/0.1628, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectPreVariables (initialization): time 0.0004357/0.1632, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectInitialEqns (initialization): time 0.001059/0.1643, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectInitialBindings (initialization): time 0.0007518/0.165, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001142/0.1662, allocations: 0 / 0, free: 0 / 0
Notification: Performance of setup shared object (initialization): time 2.568e-05/0.1662, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preBalanceInitialSystem (initialization): time 0.001121/0.1673, allocations: 0 / 0, free: 0 / 0
Notification: Performance of partitionIndependentBlocks (initialization): time 0.001338/0.1687, allocations: 0 / 0, free: 0 / 0
Notification: Performance of analyzeInitialSystem (initialization): time 0.002595/0.1713, allocations: 0 / 0, free: 0 / 0
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.065e-05/0.1713, 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 0.007561/0.1789, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare postOptimizeDAE: time 6.538e-05/0.1789, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt inlineHomotopy (initialization): time 0.0003757/0.1793, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.493e-05/0.1793, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (initialization): time 0.008829/0.1882, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002983/0.1912, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt generateHomotopyComponents (initialization): time 0.0004891/0.1916, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004607/0.1963, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002069/0.1983, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003599/0.1987, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002153/0.2008, allocations: 0 / 0, free: 0 / 0
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001204/0.202, allocations: 0 / 0, free: 0 / 0
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.004061/0.2061, allocations: 0 / 0, free: 0 / 0
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.803e-05/0.2061, 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 0.005502/0.2116, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare postOptimizeDAE: time 5.541e-05/0.2117, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.044e-05/0.2117, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (initialization): time 0.002276/0.214, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002523/0.2165, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006262/0.2228, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00189/0.2247, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003208/0.225, 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 (178):
 * Single equations (assignments): 177
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 1
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 0 systems
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(12,162)}
Notification: Performance of prepare postOptimizeDAE: time 0.00133/0.2263, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000422/0.2268, 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 0.005806/0.2326, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.367e-05/0.2326, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt constantLinearSystem (simulation): time 8.325e-06/0.2326, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.994e-05/0.2326, 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 0.01074/0.2434, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.784e-05/0.2434, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001524/0.2449, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (simulation): time 0.006075/0.251, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003113/0.2513, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.008699/0.26, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.215e-05/0.26, 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 0.005462/0.2655, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt removeConstants (simulation): time 0.0009338/0.2664, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006171/0.267, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001253/0.2683, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008011/0.2691, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002657/0.2693, allocations: 0 / 0, free: 0 / 0
Notification: Performance of sorting global known variables: time 0.0005768/0.2699, allocations: 0 / 0, free: 0 / 0
Notification: Performance of sort global known variables: time 5.696e-05/0.27, allocations: 0 / 0, free: 0 / 0
Notification: Performance of remove unused functions: time 0.00554/0.2755, 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 0.001626/0.2771, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created initialization part: time 0.007026/0.2842, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created event and clocks part: time 1.195e-05/0.2842, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created simulation system equations: time 0.002857/0.287, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003318/0.2903, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01265/0.303, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001718/0.3047, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: alias equations: time 0.001742/0.3064, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001126/0.3076, allocations: 0 / 0, free: 0 / 0
Notification: Performance of SimCode: time 9.096e-05/0.3077, allocations: 0 / 0, free: 0 / 0
Notification: Performance of Templates: time 0.01105/0.3187, allocations: 0 / 0, free: 0 / 0
"
[Timeout remaining time 900]
[Calling sys.exit(0), Time elapsed: 1.0678337197750807]