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 0.001617/0.001617, 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 0.002003/0.002003, allocations: 189 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 2.24/2.24, allocations: 222.9 MB / 239.9 MB, free: 4.484 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 4.411/4.411, allocations: 461.9 MB / 0.7343 GB, free: 14.98 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.001655/0.001655, allocations: 63.62 kB / 0.8987 GB, free: 37.06 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.5055/0.5072, allocations: 157.4 MB / 1.052 GB, free: 8.613 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.04277/0.55, allocations: 18.16 MB / 1.07 GB, free: 6.383 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.0204/0.5705, allocations: 6.82 MB / 1.077 GB, free: 15.55 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.003452/0.574, allocations: 43.88 kB / 1.077 GB, free: 15.5 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.006385/0.5805, allocations: 1.365 MB / 1.078 GB, free: 14.14 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.00528/0.5858, allocations: 1.331 MB / 1.08 GB, free: 12.8 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003724/0.5896, allocations: 1.166 MB / 1.081 GB, free: 11.63 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.007016/0.5966, allocations: 5.496 MB / 1.086 GB, free: 6.125 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01392/0.6105, allocations: 8.522 MB / 1.094 GB, free: 13.5 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003707/0.6143, allocations: 2.388 MB / 1.097 GB, free: 11.11 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004953/0.6193, allocations: 3.14 MB / 1.1 GB, free: 7.957 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.001615/0.6209, allocations: 0.5117 MB / 1.1 GB, free: 7.445 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00363/0.6246, allocations: 1.272 MB / 1.101 GB, free: 6.172 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.003817/0.6284, allocations: 2.246 MB / 1.104 GB, free: 3.922 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.007309/0.6357, allocations: 2.191 MB / 1.106 GB, free: 1.723 MB / 0.8575 GB
Notification: Performance of NFConvertDAE.convert: time 0.01549/0.6513, allocations: 7.799 MB / 1.113 GB, free: 9.902 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 1.063e-05/0.6514, allocations: 0 / 1.113 GB, free: 9.902 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 3.527e-06/0.6514, allocations: 0 / 1.113 GB, free: 9.902 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.0003553/0.6517, allocations: 0 / 1.113 GB, free: 9.902 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 0.01508/0.6668, allocations: 3.823 MB / 1.117 GB, free: 6.02 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 5.966e-05/0.6669, allocations: 8.625 kB / 1.117 GB, free: 6.012 MB / 0.8731 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001986/0.6689, allocations: 0.5387 MB / 1.118 GB, free: 5.465 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02001/0.6889, allocations: 2.423 MB / 1.12 GB, free: 3.035 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.008365/0.6974, allocations: 2.159 MB / 1.122 GB, free: 0.832 MB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005763/0.698, allocations: 275.2 kB / 1.122 GB, free: 0.5625 MB / 0.8731 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002931/0.701, allocations: 355.8 kB / 1.123 GB, free: 220 kB / 0.8731 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02473/0.7257, allocations: 7.159 MB / 1.13 GB, free: 8.953 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001631/0.7259, allocations: 7.938 kB / 1.13 GB, free: 8.945 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001332/0.7273, allocations: 148 kB / 1.13 GB, free: 8.801 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005748/0.7279, allocations: 334.1 kB / 1.13 GB, free: 8.473 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02374/0.7516, allocations: 7.044 MB / 1.137 GB, free: 1.414 MB / 0.8887 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0565/0.8082, allocations: 26.7 MB / 1.163 GB, free: 4.543 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01605/0.8243, allocations: 4.995 MB / 1.168 GB, free: 15.25 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006923/0.8313, allocations: 2.596 MB / 1.171 GB, free: 12.63 MB / 0.9356 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004453/0.8318, allocations: 131 kB / 1.171 GB, free: 12.49 MB / 0.9356 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.331e-05/0.8319, allocations: 60.5 kB / 1.171 GB, free: 12.42 MB / 0.9356 GB
Notification: Performance of pre-optimization done (n=208): time 5.601e-06/0.8319, allocations: 0 / 1.171 GB, free: 12.42 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 0.1221/0.9541, allocations: 30.95 MB / 1.201 GB, free: 13.38 MB / 0.9669 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001912/0.9543, allocations: 235.6 kB / 1.201 GB, free: 13.11 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002703/0.957, allocations: 1.469 MB / 1.203 GB, free: 11.63 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006392/0.9577, allocations: 69.7 kB / 1.203 GB, free: 11.55 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00119/0.9589, allocations: 1.501 MB / 1.204 GB, free: 10.03 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001287/0.9602, allocations: 0.9203 MB / 1.205 GB, free: 9.098 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001279/0.9615, allocations: 0.628 MB / 1.206 GB, free: 8.461 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 0.0001241/0.9616, allocations: 309 kB / 1.206 GB, free: 8.156 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.007449/0.9691, allocations: 2.686 MB / 1.209 GB, free: 5.461 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007339/0.9764, allocations: 3.571 MB / 1.212 GB, free: 1.512 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0141/0.9906, allocations: 6.395 MB / 1.218 GB, free: 10.72 MB / 0.9825 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.823e-05/0.9907, allocations: 8 kB / 1.218 GB, free: 10.71 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 0.04824/1.039, allocations: 10.99 MB / 1.229 GB, free: 15.62 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001344/1.039, allocations: 17.25 kB / 1.229 GB, free: 15.6 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001093/1.039, allocations: 28 kB / 1.229 GB, free: 15.57 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.03492/1.074, allocations: 5.579 MB / 1.235 GB, free: 9.977 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007337/1.082, allocations: 0.9945 MB / 1.236 GB, free: 8.98 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.054/2.136, allocations: 28.17 MB / 1.263 GB, free: 167.6 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.01001/2.146, allocations: 0.5829 MB / 1.264 GB, free: 167.6 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001795/2.148, allocations: 152.3 kB / 1.264 GB, free: 167.6 MB / 0.9981 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.02056/2.168, allocations: 3.982 MB / 1.268 GB, free: 167.1 MB / 0.9981 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.01448/2.183, allocations: 3.531 MB / 1.271 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 0.1756/2.359, allocations: 24.67 MB / 1.295 GB, free: 157.6 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 9.642e-05/2.359, allocations: 7.438 kB / 1.295 GB, free: 157.6 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 0.04937/2.408, allocations: 10.53 MB / 1.305 GB, free: 151.9 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001258/2.408, allocations: 21.45 kB / 1.306 GB, free: 151.9 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.862e-05/2.408, allocations: 28 kB / 1.306 GB, free: 151.9 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02761/2.436, allocations: 4.342 MB / 1.31 GB, free: 147.5 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008448/2.445, allocations: 1.05 MB / 1.311 GB, free: 146.5 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05558/2.5, allocations: 27.14 MB / 1.337 GB, free: 118.8 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.008574/2.509, allocations: 0.5498 MB / 1.338 GB, free: 118.2 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001108/2.51, allocations: 151.9 kB / 1.338 GB, free: 118.1 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 0.002443/2.512, allocations: 407.1 kB / 1.338 GB, free: 117.7 MB / 0.9981 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001624/2.514, allocations: 205.5 kB / 1.339 GB, free: 117.5 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 0.04819/2.562, allocations: 10.15 MB / 1.348 GB, free: 107.2 MB / 0.9981 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.311e-05/2.562, allocations: 35.83 kB / 1.349 GB, free: 107.2 MB / 0.9981 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 5.389e-05/2.563, allocations: 15.94 kB / 1.349 GB, free: 107.2 MB / 0.9981 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.000105/2.563, allocations: 15.95 kB / 1.349 GB, free: 107.2 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 0.06768/2.63, allocations: 16.34 MB / 1.365 GB, free: 90.67 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.598e-05/2.63, allocations: 15.94 kB / 1.365 GB, free: 90.66 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.006658/2.637, allocations: 0.7339 MB / 1.365 GB, free: 89.92 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.03382/2.671, allocations: 5.196 MB / 1.37 GB, free: 84.71 MB / 0.9981 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0009556/2.672, allocations: 75.95 kB / 1.37 GB, free: 84.63 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.06907/2.741, allocations: 27.23 MB / 1.397 GB, free: 56.93 MB / 0.9981 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.743e-05/2.741, allocations: 15.78 kB / 1.397 GB, free: 56.92 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 0.04678/2.788, allocations: 10.13 MB / 1.407 GB, free: 46.54 MB / 0.9981 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.00313/2.791, allocations: 0.7313 MB / 1.408 GB, free: 45.79 MB / 0.9981 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001461/2.793, allocations: 56 kB / 1.408 GB, free: 45.73 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.007467/2.8, allocations: 0.5113 MB / 1.408 GB, free: 45.22 MB / 0.9981 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001736/2.802, allocations: 218.5 kB / 1.408 GB, free: 45.01 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0008055/2.803, allocations: 99.89 kB / 1.408 GB, free: 44.91 MB / 0.9981 GB
Notification: Performance of sorting global known variables: time 0.003109/2.806, allocations: 1.001 MB / 1.409 GB, free: 43.91 MB / 0.9981 GB
Notification: Performance of sort global known variables: time 1.062e-06/2.806, allocations: 0 / 1.409 GB, free: 43.91 MB / 0.9981 GB
Notification: Performance of remove unused functions: time 0.01399/2.82, allocations: 1.854 MB / 1.411 GB, free: 42.05 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 0.04961/2.87, allocations: 10.8 MB / 1.422 GB, free: 30.99 MB / 0.9981 GB
Notification: Performance of simCode: created initialization part: time 0.06242/2.932, allocations: 14.38 MB / 1.436 GB, free: 16.53 MB / 0.9981 GB
Notification: Performance of simCode: created event and clocks part: time 2.282e-05/2.932, allocations: 3.938 kB / 1.436 GB, free: 16.53 MB / 0.9981 GB
Notification: Performance of simCode: created simulation system equations: time 0.01961/2.952, allocations: 4.391 MB / 1.44 GB, free: 12.1 MB / 0.9981 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.005965/2.958, allocations: 291.8 kB / 1.44 GB, free: 11.82 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 0.2082/3.166, allocations: 45.67 MB / 1.485 GB, free: 12.14 MB / 1.045 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01231/3.179, allocations: 2.853 MB / 1.488 GB, free: 9.246 MB / 1.045 GB
Notification: Performance of simCode: alias equations: time 0.01499/3.194, allocations: 1.653 MB / 1.489 GB, free: 7.59 MB / 1.045 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.00842/3.202, allocations: 1.226 MB / 1.491 GB, free: 6.367 MB / 1.045 GB
Notification: Performance of SimCode: time 2.866e-06/3.202, allocations: 4 kB / 1.491 GB, free: 6.363 MB / 1.045 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 1.528/4.73, allocations: 102.3 MB / 1.59 GB, free: 0.5117 MB / 1.139 GB
Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0005523/4.731, allocations: 310.4 kB / 1.591 GB, free: 132 kB / 1.139 GB
Notification: Performance of buildModelFMU: Generate platform static: time 7.856/12.59, allocations: 0 / 1.591 GB, free: 132 kB / 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