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 0.0003312/0.0003312, 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 0.0002242/0.0002242, 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 0.1533/0.1533, 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 0.0007122/0.0007122, 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 0.1636/0.1636, 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 1.092e-06/1.092e-06, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd - Absyn->SCode: time 1.955e-05/2.064e-05, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.007935/0.007956, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.instExpressions: time 0.005196/0.01315, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFInst.updateImplicitVariability: time 0.0004935/0.01364, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeComponents: time 0.0007274/0.01437, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeBindings: time 0.001356/0.01573, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFTyping.typeClassSections: time 0.001388/0.01712, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.flatten: time 0.002806/0.01992, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.resolveConnections: time 0.002972/0.02289, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFEvalConstants.evaluate: time 0.003081/0.02598, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFSimplifyModel.simplify: time 0.002261/0.02824, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFPackage.collectConstants: time 0.0003817/0.02862, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFFlatten.collectFunctions: time 0.0007661/0.02938, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFScalarize.scalarize: time 0.001575/0.03096, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFVerifyModel.verify: time 0.00133/0.03229, allocations: 0 / 0, free: 0 / 0
Notification: Performance of NFConvertDAE.convert: time 0.003912/0.0362, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd - DAE generated: time 0.0004336/0.03663, allocations: 0 / 0, free: 0 / 0
Notification: Performance of FrontEnd: time 2.054e-06/0.03664, allocations: 0 / 0, free: 0 / 0
Notification: Performance of Transformations before backend: time 3.7e-05/0.03667, 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 0.004633/0.04131, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare preOptimizeDAE: time 0.0001356/0.04144, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004123/0.04557, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001736/0.0473, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000213/0.04752, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005198/0.04803, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01186/0.05989, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt findStateOrder (simulation): time 5.625e-05/0.05995, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000413/0.06036, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003267/0.06069, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.008593/0.06928, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02618/0.09546, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt comSubExp (simulation): time 0.001925/0.09739, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt resolveLoops (simulation): time 0.001077/0.09846, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt evalFunc (simulation): time 0.0001068/0.09857, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.94e-05/0.09862, allocations: 0 / 0, free: 0 / 0
Notification: Performance of pre-optimization done (n=208): time 1.369e-05/0.09863, 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 0.009889/0.1085, allocations: 0 / 0, free: 0 / 0
Notification: Performance of inlineWhenForInitialization (initialization): time 6.654e-05/0.1086, allocations: 0 / 0, free: 0 / 0
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009032/0.1095, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectPreVariables (initialization): time 0.0002899/0.1098, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectInitialEqns (initialization): time 0.0005739/0.1104, allocations: 0 / 0, free: 0 / 0
Notification: Performance of collectInitialBindings (initialization): time 0.0004178/0.1108, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007653/0.1115, allocations: 0 / 0, free: 0 / 0
Notification: Performance of setup shared object (initialization): time 2.736e-05/0.1116, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007389/0.1123, allocations: 0 / 0, free: 0 / 0
Notification: Performance of partitionIndependentBlocks (initialization): time 0.000927/0.1132, allocations: 0 / 0, free: 0 / 0
Notification: Performance of analyzeInitialSystem (initialization): time 0.001973/0.1152, allocations: 0 / 0, free: 0 / 0
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.327e-05/0.1152, 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 0.004937/0.1202, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare postOptimizeDAE: time 3.515e-05/0.1202, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.779e-05/0.1202, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (initialization): time 0.005524/0.1258, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001832/0.1276, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00726/0.1348, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001367/0.1362, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002203/0.1364, allocations: 0 / 0, free: 0 / 0
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001436/0.1379, allocations: 0 / 0, free: 0 / 0
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001027/0.1389, allocations: 0 / 0, free: 0 / 0
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002358/0.1413, allocations: 0 / 0, free: 0 / 0
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.93e-05/0.1413, 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 0.00338/0.1447, allocations: 0 / 0, free: 0 / 0
Notification: Performance of prepare postOptimizeDAE: time 2.86e-05/0.1447, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.236e-05/0.1447, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (initialization): time 0.001205/0.1459, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001454/0.1474, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004362/0.1517, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001343/0.1531, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002124/0.1533, 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 0.0009795/0.1543, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003075/0.1546, 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 0.003722/0.1583, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.429e-05/0.1583, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt constantLinearSystem (simulation): time 5.09e-06/0.1583, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.162e-05/0.1583, 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 0.007041/0.1654, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.237e-05/0.1654, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009528/0.1663, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt tearingSystem (simulation): time 0.003723/0.17, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001615/0.1702, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00591/0.1761, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.104e-05/0.1761, 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 0.003436/0.1796, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt removeConstants (simulation): time 0.0006039/0.1802, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004578/0.1806, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007665/0.1814, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006996/0.1821, allocations: 0 / 0, free: 0 / 0
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001464/0.1822, allocations: 0 / 0, free: 0 / 0
Notification: Performance of sorting global known variables: time 0.0004476/0.1827, allocations: 0 / 0, free: 0 / 0
Notification: Performance of sort global known variables: time 3.226e-05/0.1827, allocations: 0 / 0, free: 0 / 0
Notification: Performance of remove unused functions: time 0.003392/0.1861, 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 0.001194/0.1873, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created initialization part: time 0.004905/0.1922, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created event and clocks part: time 4.669e-06/0.1922, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created simulation system equations: time 0.001588/0.1938, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0021/0.1959, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.008631/0.2045, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001088/0.2056, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: alias equations: time 0.001268/0.2069, allocations: 0 / 0, free: 0 / 0
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008039/0.2077, allocations: 0 / 0, free: 0 / 0
Notification: Performance of SimCode: time 5.179e-05/0.2077, allocations: 0 / 0, free: 0 / 0
Notification: Performance of Templates: time 0.008303/0.216, allocations: 0 / 0, free: 0 / 0
"
[Timeout remaining time 900]
[Calling sys.exit(0), Time elapsed: 1.0452750083059072]