Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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 11.0.1-master/package.mo", uses=false)
Using package Buildings with version 11.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/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.UnbalancedStepUp.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_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 0.001593/0.001593, allocations: 108 kB / 15.61 MB, free: 152 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001804/0.001804, allocations: 195.6 kB / 16.53 MB, free: 6.664 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.321/1.321, allocations: 222.9 MB / 240.2 MB, free: 4.418 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.648/2.648, allocations: 461.9 MB / 0.7346 GB, free: 14.72 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.00219/0.00219, allocations: 66.83 kB / 0.8992 GB, free: 36.92 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2657/0.2679, allocations: 157.4 MB / 1.053 GB, free: 8.219 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02114/0.2891, allocations: 18.27 MB / 1.071 GB, free: 5.883 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.01469/0.3038, allocations: 6.87 MB / 1.077 GB, free: 15 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002699/0.3066, allocations: 55.88 kB / 1.078 GB, free: 14.94 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.006045/0.3127, allocations: 1.473 MB / 1.079 GB, free: 13.46 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.005788/0.3185, allocations: 1.447 MB / 1.08 GB, free: 12.01 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004508/0.323, allocations: 1.263 MB / 1.082 GB, free: 10.75 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.008899/0.332, allocations: 5.476 MB / 1.087 GB, free: 5.258 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01521/0.3472, allocations: 7.23 MB / 1.094 GB, free: 13.91 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005502/0.3528, allocations: 2.361 MB / 1.096 GB, free: 11.55 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006912/0.3597, allocations: 2.972 MB / 1.099 GB, free: 8.566 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.002301/0.3621, allocations: 0.5156 MB / 1.1 GB, free: 8.051 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00458/0.3667, allocations: 1.272 MB / 1.101 GB, free: 6.777 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.00496/0.3717, allocations: 2.246 MB / 1.103 GB, free: 4.527 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.006501/0.3782, allocations: 2.187 MB / 1.105 GB, free: 2.332 MB / 0.8575 GB
Notification: Performance of NFConvertDAE.convert: time 0.01374/0.392, allocations: 7.74 MB / 1.113 GB, free: 10.57 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 7.764e-06/0.3921, allocations: 0 / 1.113 GB, free: 10.57 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 1.994e-06/0.3921, allocations: 0 / 1.113 GB, free: 10.57 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.0002064/0.3923, allocations: 4 kB / 1.113 GB, free: 10.56 MB / 0.8731 GB
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 0.0151/0.4074, allocations: 3.827 MB / 1.117 GB, free: 6.68 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 6.159e-05/0.4075, allocations: 8.625 kB / 1.117 GB, free: 6.672 MB / 0.8731 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001684/0.4092, allocations: 0.5426 MB / 1.117 GB, free: 6.121 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02153/0.4307, allocations: 2.415 MB / 1.12 GB, free: 3.699 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007405/0.4382, allocations: 2.163 MB / 1.122 GB, free: 1.492 MB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003822/0.4386, allocations: 275.2 kB / 1.122 GB, free: 1.223 MB / 0.8731 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001607/0.4402, allocations: 347.9 kB / 1.122 GB, free: 0.8828 MB / 0.8731 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02126/0.4615, allocations: 7.163 MB / 1.129 GB, free: 9.617 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.194e-05/0.4616, allocations: 8 kB / 1.129 GB, free: 9.609 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005129/0.4621, allocations: 148 kB / 1.129 GB, free: 9.465 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004468/0.4626, allocations: 338 kB / 1.13 GB, free: 9.133 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01657/0.4792, allocations: 7.044 MB / 1.137 GB, free: 2.078 MB / 0.8887 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03804/0.5172, allocations: 26.69 MB / 1.163 GB, free: 5.219 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00835/0.5256, allocations: 4.996 MB / 1.167 GB, free: 15.92 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006097/0.5318, allocations: 2.592 MB / 1.17 GB, free: 13.31 MB / 0.9356 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003/0.5321, allocations: 135 kB / 1.17 GB, free: 13.16 MB / 0.9356 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.887e-05/0.5322, allocations: 64.5 kB / 1.17 GB, free: 13.09 MB / 0.9356 GB
Notification: Performance of pre-optimization done (n=208): time 4.969e-06/0.5322, allocations: 4 kB / 1.17 GB, free: 13.08 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=271): time 0.1127/0.6448, allocations: 30.94 MB / 1.2 GB, free: 14.06 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001566/0.645, allocations: 239.6 kB / 1.201 GB, free: 13.78 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003447/0.6485, allocations: 1.465 MB / 1.202 GB, free: 12.3 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005611/0.6491, allocations: 69.7 kB / 1.202 GB, free: 12.23 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001481/0.6506, allocations: 1.505 MB / 1.204 GB, free: 10.7 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001508/0.6521, allocations: 0.9164 MB / 1.205 GB, free: 9.773 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.00228/0.6544, allocations: 0.6357 MB / 1.205 GB, free: 9.129 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 0.0001297/0.6546, allocations: 305.1 kB / 1.205 GB, free: 8.828 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00947/0.664, allocations: 2.686 MB / 1.208 GB, free: 6.133 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01011/0.6742, allocations: 3.571 MB / 1.212 GB, free: 2.184 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01324/0.6874, allocations: 6.395 MB / 1.218 GB, free: 11.39 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.535e-05/0.6875, allocations: 8 kB / 1.218 GB, free: 11.38 MB / 0.9825 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 0.03017/0.7177, allocations: 10.99 MB / 1.229 GB, free: 296 kB / 0.9825 GB
Notification: Performance of prepare postOptimizeDAE: time 6.558e-05/0.7178, allocations: 16 kB / 1.229 GB, free: 280 kB / 0.9825 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.922e-05/0.7179, allocations: 28 kB / 1.229 GB, free: 252 kB / 0.9825 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.03006/0.7479, allocations: 5.579 MB / 1.234 GB, free: 10.65 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006785/0.7548, allocations: 0.9945 MB / 1.235 GB, free: 9.652 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5528/1.308, allocations: 28.19 MB / 1.263 GB, free: 168.1 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004523/1.312, allocations: 0.5764 MB / 1.263 GB, free: 168.1 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004068/1.313, allocations: 152.2 kB / 1.263 GB, free: 168.1 MB / 0.9981 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008365/1.321, allocations: 3.978 MB / 1.267 GB, free: 167.3 MB / 0.9981 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006698/1.328, allocations: 3.53 MB / 1.271 GB, free: 165.4 MB / 0.9981 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08524/1.413, allocations: 24.67 MB / 1.295 GB, free: 158.1 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.072e-05/1.413, allocations: 7.781 kB / 1.295 GB, free: 158.1 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 0.02333/1.436, allocations: 10.53 MB / 1.305 GB, free: 152.4 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 3.787e-05/1.436, allocations: 15.84 kB / 1.305 GB, free: 152.4 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.336e-05/1.436, allocations: 27.5 kB / 1.305 GB, free: 152.4 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01368/1.45, allocations: 4.35 MB / 1.309 GB, free: 148.1 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004498/1.455, allocations: 1.041 MB / 1.31 GB, free: 147 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02852/1.483, allocations: 27.15 MB / 1.337 GB, free: 119.3 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004659/1.488, allocations: 0.5537 MB / 1.337 GB, free: 118.8 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004443/1.488, allocations: 147.9 kB / 1.337 GB, free: 118.6 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 0.0009939/1.489, allocations: 401.4 kB / 1.338 GB, free: 118.3 MB / 0.9981 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000585/1.49, allocations: 197.7 kB / 1.338 GB, free: 118.1 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 0.02398/1.514, allocations: 10.16 MB / 1.348 GB, free: 107.8 MB / 0.9981 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.067e-05/1.514, allocations: 35.94 kB / 1.348 GB, free: 107.8 MB / 0.9981 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.93e-05/1.514, allocations: 12 kB / 1.348 GB, free: 107.8 MB / 0.9981 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.251e-05/1.514, allocations: 19.94 kB / 1.348 GB, free: 107.8 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 : 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 0.03029/1.544, allocations: 16.35 MB / 1.364 GB, free: 91.26 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.237e-05/1.544, allocations: 8 kB / 1.364 GB, free: 91.25 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003022/1.547, allocations: 0.734 MB / 1.365 GB, free: 90.52 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01626/1.564, allocations: 5.197 MB / 1.37 GB, free: 85.3 MB / 0.9981 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005217/1.564, allocations: 75.95 kB / 1.37 GB, free: 85.23 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03168/1.596, allocations: 27.24 MB / 1.396 GB, free: 57.52 MB / 0.9981 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.452e-06/1.596, allocations: 11.94 kB / 1.396 GB, free: 57.5 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 0.02253/1.619, allocations: 10.13 MB / 1.406 GB, free: 47.13 MB / 0.9981 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001554/1.62, allocations: 0.7355 MB / 1.407 GB, free: 46.38 MB / 0.9981 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000473/1.621, allocations: 56 kB / 1.407 GB, free: 46.32 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003621/1.624, allocations: 0.5031 MB / 1.408 GB, free: 45.82 MB / 0.9981 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006788/1.625, allocations: 230.3 kB / 1.408 GB, free: 45.59 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001941/1.625, allocations: 95.95 kB / 1.408 GB, free: 45.5 MB / 0.9981 GB
Notification: Performance of sorting global known variables: time 0.001177/1.626, allocations: 1.001 MB / 1.409 GB, free: 44.5 MB / 0.9981 GB
Notification: Performance of sort global known variables: time 2.9e-07/1.626, allocations: 0 / 1.409 GB, free: 44.5 MB / 0.9981 GB
Notification: Performance of remove unused functions: time 0.004845/1.631, allocations: 1.854 MB / 1.411 GB, free: 42.64 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 0.02299/1.654, allocations: 10.79 MB / 1.421 GB, free: 31.59 MB / 0.9981 GB
Notification: Performance of simCode: created initialization part: time 0.02914/1.683, allocations: 14.39 MB / 1.435 GB, free: 17.12 MB / 0.9981 GB
Notification: Performance of simCode: created event and clocks part: time 1.492e-05/1.683, allocations: 0 / 1.435 GB, free: 17.12 MB / 0.9981 GB
Notification: Performance of simCode: created simulation system equations: time 0.009323/1.693, allocations: 4.394 MB / 1.44 GB, free: 12.68 MB / 0.9981 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001973/1.695, allocations: 294.7 kB / 1.44 GB, free: 12.4 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.
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 simCode: created linear, non-linear and system jacobian parts: time 0.1071/1.802, allocations: 44.15 MB / 1.483 GB, free: 14.25 MB / 1.045 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.007661/1.81, allocations: 2.856 MB / 1.486 GB, free: 11.36 MB / 1.045 GB
Notification: Performance of simCode: alias equations: time 0.009713/1.819, allocations: 1.657 MB / 1.487 GB, free: 9.703 MB / 1.045 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.003326/1.823, allocations: 1.222 MB / 1.489 GB, free: 8.484 MB / 1.045 GB
Notification: Performance of SimCode: time 1.202e-06/1.823, allocations: 0 / 1.489 GB, free: 8.484 MB / 1.045 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.3499/2.173, allocations: 102.1 MB / 1.588 GB, free: 2.75 MB / 1.139 GB
Notification: Performance of buildModelFMU: Generate platform static: time 15.85/18.02, allocations: 3.375 kB / 1.588 GB, free: 2.75 MB / 1.139 GB
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.mat --tempDir=temp_Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)
TODO: How the !@#!# did the simulation report success but simulation result Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.mat does not exist to compare? outputFormat=mat