Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false)
Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001248/0.001248, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001502/0.001501, allocations: 196.6 kB / 16.25 MB, free: 6.625 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.27/1.27, allocations: 222.9 MB / 239.9 MB, free: 4.523 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.32/2.32, allocations: 437 MB / 0.7101 GB, free: 5.203 MB / 0.5606 GB
Notification: Performance of FrontEnd - loaded program: time 0.001287/0.001287, allocations: 59.91 kB / 0.8689 GB, free: 4.898 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4849/0.4862, allocations: 151.6 MB / 1.017 GB, free: 2.652 MB / 0.7637 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01815/0.5044, allocations: 18.07 MB / 1.035 GB, free: 0.5117 MB / 0.7794 GB
Notification: Performance of NFInst.instExpressions: time 0.008943/0.5133, allocations: 6.758 MB / 1.041 GB, free: 9.734 MB / 0.795 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001028/0.5144, allocations: 43.88 kB / 1.041 GB, free: 9.691 MB / 0.795 GB
Notification: Performance of NFTyping.typeComponents: time 0.003038/0.5175, allocations: 1.35 MB / 1.043 GB, free: 8.336 MB / 0.795 GB
Notification: Performance of NFTyping.typeBindings: time 0.002555/0.52, allocations: 1.324 MB / 1.044 GB, free: 7.008 MB / 0.795 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0023/0.5223, allocations: 1.154 MB / 1.045 GB, free: 5.855 MB / 0.795 GB
Notification: Performance of NFFlatten.flatten: time 0.004425/0.5268, allocations: 5.465 MB / 1.05 GB, free: 388 kB / 0.795 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008454/0.5352, allocations: 8.484 MB / 1.059 GB, free: 7.793 MB / 0.8106 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002365/0.5376, allocations: 2.365 MB / 1.061 GB, free: 5.422 MB / 0.8106 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002829/0.5404, allocations: 3.124 MB / 1.064 GB, free: 2.289 MB / 0.8106 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005195/0.541, allocations: 0.5117 MB / 1.064 GB, free: 1.777 MB / 0.8106 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001728/0.5427, allocations: 1.272 MB / 1.066 GB, free: 0.5039 MB / 0.8106 GB
Notification: Performance of NFScalarize.scalarize: time 0.001609/0.5443, allocations: 2.246 MB / 1.068 GB, free: 14.25 MB / 0.8262 GB
Notification: Performance of NFVerifyModel.verify: time 0.001703/0.546, allocations: 2.175 MB / 1.07 GB, free: 12.07 MB / 0.8262 GB
Notification: Performance of NFConvertDAE.convert: time 0.005493/0.5515, allocations: 7.744 MB / 1.078 GB, free: 4.305 MB / 0.8262 GB
Notification: Performance of FrontEnd - DAE generated: time 2.505e-06/0.5516, allocations: 0 / 1.078 GB, free: 4.305 MB / 0.8262 GB
Notification: Performance of FrontEnd: time 1.483e-06/0.5516, allocations: 0 / 1.078 GB, free: 4.305 MB / 0.8262 GB
Notification: Performance of Transformations before backend: time 8.489e-05/0.5517, allocations: 0 / 1.078 GB, free: 4.305 MB / 0.8262 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.005782/0.5574, allocations: 3.792 MB / 1.081 GB, free: 464 kB / 0.8262 GB
Notification: Performance of prepare preOptimizeDAE: time 2.551e-05/0.5575, allocations: 12.03 kB / 1.081 GB, free: 452 kB / 0.8262 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0005922/0.5581, allocations: 0.5384 MB / 1.082 GB, free: 15.89 MB / 0.8419 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01168/0.5698, allocations: 2.411 MB / 1.084 GB, free: 13.48 MB / 0.8419 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003081/0.5729, allocations: 2.159 MB / 1.086 GB, free: 11.27 MB / 0.8419 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001488/0.573, allocations: 271.2 kB / 1.087 GB, free: 11.01 MB / 0.8419 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005164/0.5735, allocations: 344 kB / 1.087 GB, free: 10.67 MB / 0.8419 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01093/0.5845, allocations: 7.122 MB / 1.094 GB, free: 3.449 MB / 0.8419 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.952e-05/0.5846, allocations: 7.938 kB / 1.094 GB, free: 3.441 MB / 0.8419 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003731/0.5849, allocations: 144 kB / 1.094 GB, free: 3.301 MB / 0.8419 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003766/0.5853, allocations: 334 kB / 1.094 GB, free: 2.973 MB / 0.8419 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01249/0.5978, allocations: 7.032 MB / 1.101 GB, free: 11.93 MB / 0.8575 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02472/0.6225, allocations: 26.61 MB / 1.127 GB, free: 15.14 MB / 0.8887 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007475/0.63, allocations: 4.992 MB / 1.132 GB, free: 9.848 MB / 0.8887 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005213/0.6353, allocations: 2.604 MB / 1.135 GB, free: 7.223 MB / 0.8887 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002073/0.6355, allocations: 131 kB / 1.135 GB, free: 7.078 MB / 0.8887 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.55e-05/0.6356, allocations: 60.5 kB / 1.135 GB, free: 7.008 MB / 0.8887 GB
Notification: Performance of pre-optimization done (n=208): time 3.356e-06/0.6356, allocations: 0 / 1.135 GB, free: 7.008 MB / 0.8887 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=271): time 0.09365/0.7292, allocations: 30.91 MB / 1.165 GB, free: 8.016 MB / 0.92 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001044/0.7293, allocations: 235.6 kB / 1.165 GB, free: 7.738 MB / 0.92 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002/0.7314, allocations: 1.439 MB / 1.167 GB, free: 6.289 MB / 0.92 GB
Notification: Performance of collectPreVariables (initialization): time 0.0003805/0.7318, allocations: 65.7 kB / 1.167 GB, free: 6.219 MB / 0.92 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008195/0.7326, allocations: 1.478 MB / 1.168 GB, free: 4.719 MB / 0.92 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009174/0.7335, allocations: 0.9165 MB / 1.169 GB, free: 3.789 MB / 0.92 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001206/0.7347, allocations: 0.6357 MB / 1.17 GB, free: 3.145 MB / 0.92 GB
Notification: Performance of setup shared object (initialization): time 7.578e-05/0.7348, allocations: 301.1 kB / 1.17 GB, free: 2.848 MB / 0.92 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005317/0.7401, allocations: 2.694 MB / 1.172 GB, free: 148 kB / 0.92 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005807/0.7459, allocations: 3.575 MB / 1.176 GB, free: 12.19 MB / 0.9356 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01114/0.7571, allocations: 6.399 MB / 1.182 GB, free: 5.395 MB / 0.9356 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.929e-05/0.7571, allocations: 8 kB / 1.182 GB, free: 5.387 MB / 0.9356 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization): time 0.02566/0.7828, allocations: 10.98 MB / 1.193 GB, free: 10.3 MB / 0.9512 GB
Notification: Performance of prepare postOptimizeDAE: time 3.506e-05/0.7829, allocations: 16 kB / 1.193 GB, free: 10.28 MB / 0.9512 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.142e-05/0.7829, allocations: 28.56 kB / 1.193 GB, free: 10.25 MB / 0.9512 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01832/0.8012, allocations: 5.583 MB / 1.198 GB, free: 4.652 MB / 0.9512 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004012/0.8053, allocations: 0.9945 MB / 1.199 GB, free: 3.656 MB / 0.9512 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03797/0.8433, allocations: 28.18 MB / 1.227 GB, free: 7.016 MB / 0.9825 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003948/0.8472, allocations: 0.5769 MB / 1.228 GB, free: 6.438 MB / 0.9825 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004491/0.8477, allocations: 155.9 kB / 1.228 GB, free: 6.285 MB / 0.9825 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007118/0.8548, allocations: 3.98 MB / 1.232 GB, free: 2.297 MB / 0.9825 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005743/0.8606, allocations: 3.536 MB / 1.235 GB, free: 14.38 MB / 0.9981 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.4903/1.351, allocations: 24.68 MB / 1.259 GB, free: 209.3 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.674e-05/1.351, allocations: 7.094 kB / 1.259 GB, free: 209.3 MB / 0.9981 GB
Warning: The linear system: 
1 : transformer.conv1.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[2] ;
  line2.v1_p[2] ;
  line2.v3_p[2] ;
  line2.v3_n[2]
]
  =
[
  -transformer.conv1.V2[2] ;
  line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ;
  -loadRL.load3.v[2] ;
  line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1]
]
 might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1]
]
  =
[
  -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] ;
  -transformer.conv2.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]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02179/1.373, allocations: 10.53 MB / 1.269 GB, free: 206.7 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 2.925e-05/1.373, allocations: 17.28 kB / 1.269 GB, free: 206.7 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.041e-05/1.373, allocations: 30.62 kB / 1.269 GB, free: 206.7 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01288/1.386, allocations: 4.349 MB / 1.274 GB, free: 206.1 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003912/1.39, allocations: 1.032 MB / 1.275 GB, free: 206 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02587/1.416, allocations: 27.16 MB / 1.301 GB, free: 186.9 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003966/1.42, allocations: 0.5609 MB / 1.302 GB, free: 186.6 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002555/1.42, allocations: 146.5 kB / 1.302 GB, free: 186.6 MB / 0.9981 GB
Warning: Assuming fixed start value for the following 2 variables:
         node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = "V" fixed = true )  "Voltage vector" type: Real [3,2]
         node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = "V" fixed = true )  "Voltage vector" type: Real [3,2]
Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system:
         0.0 = (-line2.i1[2]) - line2.i2[2] - line2.i3[2]
         0.0 = (-line2.i1[1]) - line2.i2[1] - line2.i3[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.0007569/1.421, allocations: 408.4 kB / 1.302 GB, free: 186.2 MB / 0.9981 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004341/1.421, allocations: 194.1 kB / 1.302 GB, free: 186.2 MB / 0.9981 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : transformer.conv2.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.conv2.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 postOpt wrapFunctionCalls (simulation): time 0.02154/1.443, allocations: 10.16 MB / 1.312 GB, free: 176.1 MB / 0.9981 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.618e-05/1.443, allocations: 31.94 kB / 1.312 GB, free: 176.1 MB / 0.9981 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.342e-05/1.443, allocations: 12.77 kB / 1.312 GB, free: 176 MB / 0.9981 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.976e-05/1.443, allocations: 15.95 kB / 1.312 GB, free: 176 MB / 0.9981 GB
Warning: The linear system: 
1 : 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]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : 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]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[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] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02768/1.47, allocations: 16.34 MB / 1.328 GB, free: 159.5 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.472e-05/1.47, allocations: 8 kB / 1.328 GB, free: 159.5 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002806/1.473, allocations: 0.7373 MB / 1.329 GB, free: 158.8 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01626/1.489, allocations: 5.197 MB / 1.334 GB, free: 153.6 MB / 0.9981 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002438/1.49, allocations: 71.95 kB / 1.334 GB, free: 153.5 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03045/1.52, allocations: 27.24 MB / 1.361 GB, free: 125.8 MB / 0.9981 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.702e-06/1.52, allocations: 15.92 kB / 1.361 GB, free: 125.8 MB / 0.9981 GB
Warning: The linear system: 
1 : 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]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : 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]
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.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[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.conv2.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]
]
 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 0.02226/1.542, allocations: 10.12 MB / 1.371 GB, free: 115.4 MB / 0.9981 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001182/1.544, allocations: 0.7192 MB / 1.371 GB, free: 114.7 MB / 0.9981 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004981/1.544, allocations: 56 kB / 1.372 GB, free: 114.6 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003234/1.547, allocations: 0.507 MB / 1.372 GB, free: 114.1 MB / 0.9981 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006585/1.548, allocations: 226.3 kB / 1.372 GB, free: 113.9 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002313/1.548, allocations: 95.95 kB / 1.372 GB, free: 113.8 MB / 0.9981 GB
Notification: Performance of sorting global known variables: time 0.001244/1.55, allocations: 0.9684 MB / 1.373 GB, free: 112.8 MB / 0.9981 GB
Notification: Performance of sort global known variables: time 2.1e-07/1.55, allocations: 4 kB / 1.373 GB, free: 112.8 MB / 0.9981 GB
Notification: Performance of remove unused functions: time 0.005353/1.555, allocations: 1.84 MB / 1.375 GB, free: 111 MB / 0.9981 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Warning: The linear system: 
1 : 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]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : 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]
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.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[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.conv2.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]
]
 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 Backend phase and start with SimCode phase: time 0.02125/1.576, allocations: 10.79 MB / 1.386 GB, free: 99.94 MB / 0.9981 GB
Notification: Performance of simCode: created initialization part: time 0.02737/1.604, allocations: 14.39 MB / 1.4 GB, free: 85.46 MB / 0.9981 GB
Notification: Performance of simCode: created event and clocks part: time 9.809e-06/1.604, allocations: 0 / 1.4 GB, free: 85.46 MB / 0.9981 GB
Notification: Performance of simCode: created simulation system equations: time 0.008487/1.612, allocations: 4.398 MB / 1.404 GB, free: 81.03 MB / 0.9981 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002314/1.614, allocations: 262.7 kB / 1.404 GB, free: 80.78 MB / 0.9981 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.08281/1.697, allocations: 45.34 MB / 1.449 GB, free: 33.51 MB / 0.9981 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003225/1.7, allocations: 2.837 MB / 1.451 GB, free: 30.64 MB / 0.9981 GB
Notification: Performance of simCode: alias equations: time 0.005018/1.706, allocations: 1.653 MB / 1.453 GB, free: 28.98 MB / 0.9981 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001602/1.707, allocations: 1.206 MB / 1.454 GB, free: 27.78 MB / 0.9981 GB
Notification: Performance of SimCode: time 5.91e-07/1.707, allocations: 0 / 1.454 GB, free: 27.78 MB / 0.9981 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 4.115/5.822, allocations: 101.4 MB / 1.553 GB, free: 6.812 MB / 1.076 GB
Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0003405/5.823, allocations: 301 kB / 1.553 GB, free: 6.43 MB / 1.076 GB
Notification: Performance of buildModelFMU: Generate platform static: time 3.295/9.117, allocations: 4 kB / 1.553 GB, free: 6.426 MB / 1.076 GB
(rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.mat --tempDir=temp_Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1)
TODO: How the !@#!# did the simulation report success but simulation result Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.mat does not exist to compare? outputFormat=mat