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 11.0.0-master/package.mo", uses=false)
Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-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 0.001378/0.001378, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001378/0.001378, allocations: 197.9 kB / 16.14 MB, free: 6.719 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.253/1.253, allocations: 222.9 MB / 239.8 MB, free: 4.613 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.513/2.513, allocations: 461.8 MB / 0.7342 GB, free: 14.21 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.001368/0.001368, allocations: 64.44 kB / 0.8985 GB, free: 37.02 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2612/0.2626, allocations: 157.4 MB / 1.052 GB, free: 8.203 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.0192/0.2818, allocations: 18.14 MB / 1.07 GB, free: 5.992 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.01013/0.292, allocations: 6.933 MB / 1.077 GB, free: 15.04 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001334/0.2933, allocations: 43.88 kB / 1.077 GB, free: 15 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.003367/0.2967, allocations: 1.342 MB / 1.078 GB, free: 13.66 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.003046/0.2998, allocations: 1.374 MB / 1.079 GB, free: 12.28 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002637/0.3024, allocations: 1.161 MB / 1.081 GB, free: 11.12 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.006876/0.3093, allocations: 8.518 MB / 1.089 GB, free: 2.578 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.00991/0.3192, allocations: 7.929 MB / 1.097 GB, free: 10.54 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002865/0.3221, allocations: 1.99 MB / 1.099 GB, free: 8.547 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004229/0.3264, allocations: 3.07 MB / 1.102 GB, free: 5.469 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.001167/0.3276, allocations: 372 kB / 1.102 GB, free: 5.105 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003018/0.3306, allocations: 1.299 MB / 1.103 GB, free: 3.805 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.002637/0.3332, allocations: 2.109 MB / 1.105 GB, free: 1.691 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.003285/0.3365, allocations: 2.015 MB / 1.107 GB, free: 15.66 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.006248/0.3428, allocations: 7.662 MB / 1.115 GB, free: 7.984 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 4.258e-06/0.3428, allocations: 0 / 1.115 GB, free: 7.984 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 9.01e-07/0.3428, allocations: 0 / 1.115 GB, free: 7.984 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 9.483e-05/0.3429, allocations: 0 / 1.115 GB, free: 7.984 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 0.006492/0.3494, allocations: 3.827 MB / 1.118 GB, free: 4.098 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 4.342e-05/0.3495, allocations: 11.97 kB / 1.118 GB, free: 4.086 MB / 0.8731 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006776/0.3501, allocations: 0.5542 MB / 1.119 GB, free: 3.523 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0118/0.362, allocations: 2.407 MB / 1.121 GB, free: 1.109 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004053/0.366, allocations: 2.178 MB / 1.123 GB, free: 14.88 MB / 0.8887 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000169/0.3662, allocations: 275.2 kB / 1.124 GB, free: 14.62 MB / 0.8887 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006861/0.3669, allocations: 347.9 kB / 1.124 GB, free: 14.28 MB / 0.8887 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01215/0.3791, allocations: 7.155 MB / 1.131 GB, free: 7.023 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.935e-05/0.3791, allocations: 4 kB / 1.131 GB, free: 7.02 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003986/0.3795, allocations: 148 kB / 1.131 GB, free: 6.875 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004027/0.38, allocations: 334 kB / 1.132 GB, free: 6.547 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01371/0.3937, allocations: 7.048 MB / 1.138 GB, free: 15.48 MB / 0.9044 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02972/0.4234, allocations: 26.69 MB / 1.164 GB, free: 2.625 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00735/0.4308, allocations: 4.984 MB / 1.169 GB, free: 13.33 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005195/0.436, allocations: 2.616 MB / 1.172 GB, free: 10.7 MB / 0.9356 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002311/0.4363, allocations: 127 kB / 1.172 GB, free: 10.56 MB / 0.9356 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.437e-05/0.4363, allocations: 64.5 kB / 1.172 GB, free: 10.49 MB / 0.9356 GB
Notification: Performance of pre-optimization done (n=208): time 3.847e-06/0.4363, allocations: 0 / 1.172 GB, free: 10.49 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 0.09735/0.5337, allocations: 30.94 MB / 1.202 GB, free: 11.46 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001111/0.5338, allocations: 239.6 kB / 1.202 GB, free: 11.18 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002096/0.5359, allocations: 1.473 MB / 1.204 GB, free: 9.703 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.0003925/0.5363, allocations: 69.7 kB / 1.204 GB, free: 9.629 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000834/0.5372, allocations: 1.493 MB / 1.205 GB, free: 8.113 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009531/0.5381, allocations: 0.9203 MB / 1.206 GB, free: 7.18 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001302/0.5394, allocations: 0.6319 MB / 1.207 GB, free: 6.539 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 7.921e-05/0.5395, allocations: 305.1 kB / 1.207 GB, free: 6.238 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005488/0.545, allocations: 2.69 MB / 1.21 GB, free: 3.539 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005978/0.551, allocations: 3.567 MB / 1.213 GB, free: 15.59 MB / 0.9825 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01135/0.5624, allocations: 6.399 MB / 1.22 GB, free: 8.793 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.101e-05/0.5624, allocations: 8 kB / 1.22 GB, free: 8.785 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 0.02563/0.5881, allocations: 10.98 MB / 1.23 GB, free: 13.7 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 3.587e-05/0.5881, allocations: 16 kB / 1.23 GB, free: 13.69 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.865e-05/0.5882, allocations: 32.03 kB / 1.23 GB, free: 13.66 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01899/0.6072, allocations: 5.567 MB / 1.236 GB, free: 8.07 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00394/0.6111, allocations: 0.9945 MB / 1.237 GB, free: 7.074 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4587/1.07, allocations: 25.77 MB / 1.262 GB, free: 167.2 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004272/1.074, allocations: 0.5722 MB / 1.263 GB, free: 167.2 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004307/1.075, allocations: 154 kB / 1.263 GB, free: 167.2 MB / 0.9981 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007797/1.082, allocations: 3.986 MB / 1.267 GB, free: 167 MB / 0.9981 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006103/1.089, allocations: 3.53 MB / 1.27 GB, free: 165.2 MB / 0.9981 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07862/1.167, allocations: 24.62 MB / 1.294 GB, free: 157.8 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.454e-05/1.167, allocations: 7.594 kB / 1.294 GB, free: 157.8 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 0.02095/1.188, allocations: 10.52 MB / 1.304 GB, free: 152 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 3.028e-05/1.188, allocations: 23.98 kB / 1.304 GB, free: 152 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.356e-05/1.188, allocations: 24 kB / 1.304 GB, free: 152 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01328/1.202, allocations: 4.319 MB / 1.309 GB, free: 147.6 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003913/1.206, allocations: 1.041 MB / 1.31 GB, free: 146.6 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02477/1.23, allocations: 24.97 MB / 1.334 GB, free: 121.1 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004062/1.234, allocations: 0.5537 MB / 1.335 GB, free: 120.5 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005388/1.235, allocations: 148 kB / 1.335 GB, free: 120.4 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 0.001033/1.236, allocations: 408.1 kB / 1.335 GB, free: 120 MB / 0.9981 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006481/1.237, allocations: 197.7 kB / 1.335 GB, free: 119.8 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 0.02246/1.259, allocations: 10.17 MB / 1.345 GB, free: 109.6 MB / 0.9981 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.646e-05/1.259, allocations: 33.44 kB / 1.345 GB, free: 109.5 MB / 0.9981 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.959e-05/1.259, allocations: 12 kB / 1.345 GB, free: 109.5 MB / 0.9981 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.789e-05/1.259, allocations: 15.94 kB / 1.345 GB, free: 109.5 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 : 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 0.02914/1.288, allocations: 16.34 MB / 1.361 GB, free: 92.99 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.522e-05/1.288, allocations: 7.984 kB / 1.361 GB, free: 92.98 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002902/1.291, allocations: 0.7419 MB / 1.362 GB, free: 92.24 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01659/1.308, allocations: 5.169 MB / 1.367 GB, free: 87.05 MB / 0.9981 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004488/1.308, allocations: 75.94 kB / 1.367 GB, free: 86.98 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02917/1.338, allocations: 24.85 MB / 1.391 GB, free: 61.68 MB / 0.9981 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.592e-06/1.338, allocations: 12.03 kB / 1.391 GB, free: 61.67 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 0.02138/1.359, allocations: 10.13 MB / 1.401 GB, free: 51.29 MB / 0.9981 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001272/1.36, allocations: 0.7236 MB / 1.402 GB, free: 50.55 MB / 0.9981 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000496/1.361, allocations: 55.98 kB / 1.402 GB, free: 50.5 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003065/1.364, allocations: 0.5031 MB / 1.403 GB, free: 49.99 MB / 0.9981 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006672/1.365, allocations: 226.3 kB / 1.403 GB, free: 49.77 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002202/1.365, allocations: 95.95 kB / 1.403 GB, free: 49.68 MB / 0.9981 GB
Notification: Performance of sorting global known variables: time 0.001215/1.366, allocations: 1.005 MB / 1.404 GB, free: 48.67 MB / 0.9981 GB
Notification: Performance of sort global known variables: time 1.6e-07/1.366, allocations: 0 / 1.404 GB, free: 48.67 MB / 0.9981 GB
Notification: Performance of remove unused functions: time 0.005611/1.372, allocations: 1.854 MB / 1.406 GB, free: 46.82 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 0.02112/1.393, allocations: 10.79 MB / 1.416 GB, free: 35.77 MB / 0.9981 GB
Notification: Performance of simCode: created initialization part: time 0.02313/1.416, allocations: 12.4 MB / 1.428 GB, free: 23.26 MB / 0.9981 GB
Notification: Performance of simCode: created event and clocks part: time 7.955e-06/1.416, allocations: 0 / 1.428 GB, free: 23.26 MB / 0.9981 GB
Notification: Performance of simCode: created simulation system equations: time 0.008351/1.424, allocations: 4.372 MB / 1.433 GB, free: 18.84 MB / 0.9981 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002078/1.426, allocations: 281.3 kB / 1.433 GB, free: 18.57 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 0.08752/1.514, allocations: 45.68 MB / 1.477 GB, free: 2.898 MB / 1.029 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003427/1.517, allocations: 2.846 MB / 1.48 GB, free: 12 kB / 1.029 GB
Notification: Performance of simCode: alias equations: time 0.005446/1.523, allocations: 1.657 MB / 1.482 GB, free: 14.35 MB / 1.045 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002018/1.525, allocations: 1.226 MB / 1.483 GB, free: 13.13 MB / 1.045 GB
Notification: Performance of SimCode: time 1.202e-06/1.525, allocations: 0 / 1.483 GB, free: 13.13 MB / 1.045 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.3987/1.924, allocations: 99.35 MB / 1.58 GB, free: 10.2 MB / 1.139 GB
Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002934/1.924, allocations: 311.4 kB / 1.58 GB, free: 9.816 MB / 1.139 GB
Notification: Performance of buildModelFMU: Generate platform static: time 3.321/5.245, allocations: 6.75 kB / 1.58 GB, free: 9.812 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