Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001693/0.001693, allocations: 114.8 kB / 17.16 MB, free: 5.895 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.002002/0.002002, allocations: 210.2 kB / 20.13 MB, free: 2.949 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.548/1.548, allocations: 230.6 MB / 253.5 MB, free: 15.11 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 2.939/2.939, allocations: 0.5003 GB / 0.8026 GB, free: 6.797 MB / 0.6387 GB
"
[Timeout remaining time 176]
Using package Buildings with version 13.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.001985/0.001985, allocations: 59.91 kB / 1.165 GB, free: 500 kB / 0.9356 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.9448/0.9468, allocations: 179 MB / 1.34 GB, free: 16.32 MB / 1.061 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02044/0.9672, allocations: 18.54 MB / 1.358 GB, free: 3.992 MB / 1.061 GB
Notification: Performance of NFInst.instExpressions: time 0.01137/0.9786, allocations: 6.907 MB / 1.365 GB, free: 15.3 MB / 1.076 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002697/0.9813, allocations: 63.5 kB / 1.365 GB, free: 15.29 MB / 1.076 GB
Notification: Performance of NFTyping.typeComponents: time 0.00475/0.9861, allocations: 1.501 MB / 1.367 GB, free: 14.42 MB / 1.076 GB
Notification: Performance of NFTyping.typeBindings: time 0.004897/0.991, allocations: 1.442 MB / 1.368 GB, free: 13.61 MB / 1.076 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004079/0.995, allocations: 1.263 MB / 1.369 GB, free: 12.94 MB / 1.076 GB
Notification: Performance of NFFlatten.flatten: time 0.007772/1.003, allocations: 5.45 MB / 1.375 GB, free: 10.64 MB / 1.076 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.007167/1.01, allocations: 5.142 MB / 1.38 GB, free: 8.645 MB / 1.076 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005045/1.015, allocations: 2.403 MB / 1.382 GB, free: 7.57 MB / 1.076 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006732/1.022, allocations: 3.15 MB / 1.385 GB, free: 6.336 MB / 1.076 GB
Notification: Performance of NFPackage.collectConstants: time 0.002391/1.024, allocations: 0.5117 MB / 1.386 GB, free: 6.336 MB / 1.076 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004444/1.029, allocations: 1.278 MB / 1.387 GB, free: 6.062 MB / 1.076 GB
Notification: Performance of NFScalarize.scalarize: time 0.004582/1.033, allocations: 2.302 MB / 1.389 GB, free: 5.141 MB / 1.076 GB
Notification: Performance of NFVerifyModel.verify: time 0.005262/1.038, allocations: 2.165 MB / 1.391 GB, free: 3.742 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.01246/1.051, allocations: 7.745 MB / 1.399 GB, free: 168 kB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 7.414e-06/1.051, allocations: 4.75 kB / 1.399 GB, free: 164 kB / 1.076 GB
Notification: Performance of FrontEnd: time 1.813e-06/1.051, allocations: 0 / 1.399 GB, free: 164 kB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0002506/1.051, allocations: 0.9375 kB / 1.399 GB, free: 164 kB / 1.076 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.01258/1.064, allocations: 3.876 MB / 1.402 GB, free: 13.52 MB / 1.092 GB
Notification: Performance of prepare preOptimizeDAE: time 4.52e-05/1.064, allocations: 9.562 kB / 1.402 GB, free: 13.52 MB / 1.092 GB
Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 0.0001314/1.064, allocations: 95.47 kB / 1.403 GB, free: 13.52 MB / 1.092 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001152/1.065, allocations: 0.5359 MB / 1.403 GB, free: 13.14 MB / 1.092 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01405/1.079, allocations: 2.426 MB / 1.405 GB, free: 11.96 MB / 1.092 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006146/1.085, allocations: 2.183 MB / 1.408 GB, free: 10.6 MB / 1.092 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000281/1.086, allocations: 269 kB / 1.408 GB, free: 10.48 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001723/1.087, allocations: 340.8 kB / 1.408 GB, free: 10.37 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01906/1.106, allocations: 7.13 MB / 1.415 GB, free: 6.297 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001177/1.106, allocations: 10.62 kB / 1.415 GB, free: 6.289 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008404/1.107, allocations: 150.6 kB / 1.415 GB, free: 6.172 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005348/1.108, allocations: 328.1 kB / 1.416 GB, free: 6.082 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01979/1.128, allocations: 7.032 MB / 1.422 GB, free: 2.535 MB / 1.092 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04102/1.169, allocations: 26.47 MB / 1.448 GB, free: 7.477 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00871/1.177, allocations: 4.867 MB / 1.453 GB, free: 2.316 MB / 1.123 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006191/1.184, allocations: 2.541 MB / 1.456 GB, free: 15.75 MB / 1.139 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002823/1.184, allocations: 131 kB / 1.456 GB, free: 15.61 MB / 1.139 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.481e-05/1.184, allocations: 64.5 kB / 1.456 GB, free: 15.54 MB / 1.139 GB
Notification: Performance of pre-optimization done (n=208): time 4.548e-06/1.184, allocations: 0 / 1.456 GB, free: 15.54 MB / 1.139 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.conv1.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.conv1.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 0.1125/1.296, allocations: 31.06 MB / 1.486 GB, free: 420 kB / 1.154 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001451/1.296, allocations: 235.6 kB / 1.486 GB, free: 136 kB / 1.154 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002461/1.299, allocations: 1.431 MB / 1.488 GB, free: 14.69 MB / 1.17 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005879/1.3, allocations: 73.7 kB / 1.488 GB, free: 14.61 MB / 1.17 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001118/1.301, allocations: 1.538 MB / 1.489 GB, free: 13.06 MB / 1.17 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001223/1.302, allocations: 0.9683 MB / 1.49 GB, free: 12.08 MB / 1.17 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001254/1.303, allocations: 0.6359 MB / 1.491 GB, free: 11.44 MB / 1.17 GB
Notification: Performance of setup shared object (initialization): time 0.0001205/1.303, allocations: 305.1 kB / 1.491 GB, free: 11.14 MB / 1.17 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00634/1.31, allocations: 2.694 MB / 1.494 GB, free: 8.434 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007485/1.317, allocations: 3.571 MB / 1.497 GB, free: 4.484 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01397/1.331, allocations: 6.41 MB / 1.503 GB, free: 13.68 MB / 1.186 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.475e-05/1.331, allocations: 8 kB / 1.504 GB, free: 13.67 MB / 1.186 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.conv1.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.conv1.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 0.02981/1.361, allocations: 10.94 MB / 1.514 GB, free: 2.617 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 4.369e-05/1.361, allocations: 20.09 kB / 1.514 GB, free: 2.598 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.654e-05/1.361, allocations: 24 kB / 1.514 GB, free: 2.574 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02021/1.381, allocations: 5.544 MB / 1.52 GB, free: 13.02 MB / 1.201 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004621/1.386, allocations: 0.9945 MB / 1.521 GB, free: 12.02 MB / 1.201 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04503/1.431, allocations: 28.2 MB / 1.548 GB, free: 15.37 MB / 1.232 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004937/1.436, allocations: 0.5733 MB / 1.549 GB, free: 14.79 MB / 1.232 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004712/1.436, allocations: 151.9 kB / 1.549 GB, free: 14.64 MB / 1.232 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008588/1.445, allocations: 3.991 MB / 1.553 GB, free: 10.64 MB / 1.232 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006752/1.452, allocations: 3.536 MB / 1.556 GB, free: 6.734 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09103/1.543, allocations: 24.63 MB / 1.58 GB, free: 13.58 MB / 1.264 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.948e-05/1.543, allocations: 11.94 kB / 1.58 GB, free: 13.57 MB / 1.264 GB
Warning: The linear system: 
1 : transformer.conv3.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.conv3.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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02776/1.57, allocations: 10.47 MB / 1.591 GB, free: 2.953 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 3.767e-05/1.57, allocations: 16 kB / 1.591 GB, free: 2.938 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.007e-05/1.571, allocations: 28.56 kB / 1.591 GB, free: 2.91 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01575/1.586, allocations: 4.329 MB / 1.595 GB, free: 14.56 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00494/1.591, allocations: 1.037 MB / 1.596 GB, free: 13.52 MB / 1.279 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04289/1.634, allocations: 27.12 MB / 1.622 GB, free: 1.672 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005008/1.639, allocations: 0.5576 MB / 1.623 GB, free: 1.113 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005064/1.64, allocations: 147.9 kB / 1.623 GB, free: 0.9688 MB / 1.295 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.i2[2]) - line2.i3[2] - line2.i1[2]
         0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (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 0.001046/1.641, allocations: 399.7 kB / 1.623 GB, free: 0.5703 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006285/1.641, allocations: 202.8 kB / 1.624 GB, free: 380 kB / 1.295 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.conv1.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.conv1.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 postOpt wrapFunctionCalls (simulation): time 0.02932/1.671, allocations: 10.09 MB / 1.633 GB, free: 6.207 MB / 1.311 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.361e-05/1.671, allocations: 24 kB / 1.633 GB, free: 6.184 MB / 1.311 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.782e-05/1.671, allocations: 16 kB / 1.633 GB, free: 6.168 MB / 1.311 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.477e-05/1.671, allocations: 11.95 kB / 1.633 GB, free: 6.156 MB / 1.311 GB
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1]
]
  =
[
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0405/1.711, allocations: 16.2 MB / 1.649 GB, free: 5.711 MB / 1.326 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.925e-05/1.711, allocations: 8 kB / 1.649 GB, free: 5.703 MB / 1.326 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003695/1.715, allocations: 0.7339 MB / 1.65 GB, free: 4.969 MB / 1.326 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01992/1.735, allocations: 5.177 MB / 1.655 GB, free: 15.77 MB / 1.342 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00077/1.736, allocations: 75.95 kB / 1.655 GB, free: 15.7 MB / 1.342 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04715/1.783, allocations: 27.25 MB / 1.682 GB, free: 3.949 MB / 1.357 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.447e-05/1.783, allocations: 15.97 kB / 1.682 GB, free: 3.934 MB / 1.357 GB
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0285/1.811, allocations: 10.02 MB / 1.692 GB, free: 9.668 MB / 1.373 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.00221/1.814, allocations: 0.7337 MB / 1.692 GB, free: 8.914 MB / 1.373 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005467/1.814, allocations: 56 kB / 1.692 GB, free: 8.859 MB / 1.373 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00374/1.818, allocations: 0.507 MB / 1.693 GB, free: 8.352 MB / 1.373 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008068/1.819, allocations: 222.4 kB / 1.693 GB, free: 8.133 MB / 1.373 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002482/1.819, allocations: 95.95 kB / 1.693 GB, free: 8.039 MB / 1.373 GB
Notification: Performance of sorting global known variables: time 0.001652/1.821, allocations: 0.9761 MB / 1.694 GB, free: 7.059 MB / 1.373 GB
Notification: Performance of sort global known variables: time 1e-07/1.821, allocations: 4 kB / 1.694 GB, free: 7.055 MB / 1.373 GB
Notification: Performance of remove unused functions: time 0.00658/1.827, allocations: 1.84 MB / 1.696 GB, free: 5.215 MB / 1.373 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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of Backend phase and start with SimCode phase: time 0.02786/1.855, allocations: 10.67 MB / 1.706 GB, free: 10.29 MB / 1.389 GB
Notification: Performance of simCode: created initialization part: time 0.03182/1.887, allocations: 12.03 MB / 1.718 GB, free: 14.14 MB / 1.404 GB
Notification: Performance of simCode: created event and clocks part: time 1.193e-05/1.887, allocations: 0 / 1.718 GB, free: 14.14 MB / 1.404 GB
Notification: Performance of simCode: created simulation system equations: time 0.01177/1.899, allocations: 4.269 MB / 1.722 GB, free: 9.824 MB / 1.404 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002377/1.901, allocations: 269.6 kB / 1.722 GB, free: 9.57 MB / 1.404 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.conv1.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.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1033/2.004, allocations: 41.57 MB / 1.763 GB, free: 14.71 MB / 1.451 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004485/2.009, allocations: 2.833 MB / 1.766 GB, free: 11.84 MB / 1.451 GB
Notification: Performance of simCode: alias equations: time 0.004956/2.014, allocations: 1.653 MB / 1.767 GB, free: 10.19 MB / 1.451 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002311/2.016, allocations: 1.206 MB / 1.769 GB, free: 8.98 MB / 1.451 GB
Notification: Performance of SimCode: time 1.813e-06/2.016, allocations: 4 kB / 1.769 GB, free: 8.977 MB / 1.451 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1911/2.207, allocations: 103.3 MB / 1.87 GB, free: 2.047 MB / 1.545 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.88/19.09, allocations: 18.53 kB / 1.87 GB, free: 2.031 MB / 1.545 GB
"
[Timeout remaining time 281]
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD_res.mat --tempDir=temp_Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=800 --tolerance=1e-06 Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 840.0]
[Calling os._exit(0), Time elapsed: 26.14060771698132]
Failed to read output from testmodel.py, exit status != 0:
19.278831837989856 19.847434628 18.793725725
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fbabe57f3a0>