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 4.1.0+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 0.001319/0.001319, allocations: 114.3 kB / 18.94 MB, free: 2.934 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 0.001419/0.001419, allocations: 216 kB / 22.25 MB, free: 5.082 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 1.447/1.447, allocations: 230.6 MB / 256 MB, free: 8.027 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 3.2/3.2, allocations: 0.505 GB / 0.8101 GB, free: 22.04 MB / 0.6231 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.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"}) [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 0.002006/0.002006, allocations: 70.5 kB / 1.177 GB, free: 17.01 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3907/0.3927, allocations: 180.2 MB / 1.353 GB, free: 8.371 MB / 1.045 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02546/0.4182, allocations: 19.29 MB / 1.372 GB, free: 5.016 MB / 1.061 GB
Notification: Performance of NFInst.instExpressions: time 0.01382/0.432, allocations: 7.12 MB / 1.379 GB, free: 13.88 MB / 1.076 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002227/0.4342, allocations: 63.75 kB / 1.379 GB, free: 13.82 MB / 1.076 GB
Notification: Performance of NFTyping.typeComponents: time 0.004452/0.4387, allocations: 1.543 MB / 1.38 GB, free: 12.27 MB / 1.076 GB
Notification: Performance of NFTyping.typeBindings: time 0.004529/0.4432, allocations: 1.467 MB / 1.382 GB, free: 10.8 MB / 1.076 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003772/0.447, allocations: 1.292 MB / 1.383 GB, free: 9.504 MB / 1.076 GB
Notification: Performance of NFFlatten.flatten: time 0.007962/0.4549, allocations: 5.488 MB / 1.388 GB, free: 4.004 MB / 1.076 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005555/0.4605, allocations: 3.425 MB / 1.392 GB, free: 496 kB / 1.076 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004135/0.4646, allocations: 2.408 MB / 1.394 GB, free: 14.07 MB / 1.092 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005409/0.47, allocations: 3.179 MB / 1.397 GB, free: 10.88 MB / 1.092 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009979/0.471, allocations: 0.5156 MB / 1.398 GB, free: 10.36 MB / 1.092 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002707/0.4737, allocations: 1.291 MB / 1.399 GB, free: 9.074 MB / 1.092 GB
Notification: Performance of NFScalarize.scalarize: time 0.002617/0.4763, allocations: 2.299 MB / 1.401 GB, free: 6.77 MB / 1.092 GB
Notification: Performance of NFVerifyModel.verify: time 0.003158/0.4795, allocations: 2.198 MB / 1.403 GB, free: 4.562 MB / 1.092 GB
Notification: Performance of NFConvertDAE.convert: time 0.008725/0.4882, allocations: 7.804 MB / 1.411 GB, free: 12.73 MB / 1.107 GB
Notification: Performance of FrontEnd - DAE generated: time 6.733e-06/0.4882, allocations: 0 / 1.411 GB, free: 12.73 MB / 1.107 GB
Notification: Performance of FrontEnd: time 1.973e-06/0.4882, allocations: 0 / 1.411 GB, free: 12.73 MB / 1.107 GB
Notification: Performance of Transformations before backend: time 0.0001662/0.4884, allocations: 0 / 1.411 GB, free: 12.73 MB / 1.107 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 0.00876/0.4972, allocations: 3.828 MB / 1.415 GB, free: 8.859 MB / 1.107 GB
Notification: Performance of prepare preOptimizeDAE: time 5.176e-05/0.4972, allocations: 12.03 kB / 1.415 GB, free: 8.848 MB / 1.107 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000838/0.4981, allocations: 0.5426 MB / 1.415 GB, free: 8.297 MB / 1.107 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01262/0.5107, allocations: 2.436 MB / 1.418 GB, free: 5.855 MB / 1.107 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006145/0.5168, allocations: 2.162 MB / 1.42 GB, free: 3.66 MB / 1.107 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000265/0.5171, allocations: 279.2 kB / 1.42 GB, free: 3.387 MB / 1.107 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001148/0.5182, allocations: 348 kB / 1.42 GB, free: 3.047 MB / 1.107 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0155/0.5337, allocations: 7.159 MB / 1.427 GB, free: 11.79 MB / 1.123 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.294e-05/0.5338, allocations: 3.938 kB / 1.427 GB, free: 11.78 MB / 1.123 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004277/0.5342, allocations: 152 kB / 1.427 GB, free: 11.63 MB / 1.123 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004704/0.5347, allocations: 330.1 kB / 1.428 GB, free: 11.31 MB / 1.123 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01651/0.5512, allocations: 7.047 MB / 1.435 GB, free: 4.25 MB / 1.123 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0402/0.5914, allocations: 26.04 MB / 1.46 GB, free: 8.082 MB / 1.154 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008762/0.6002, allocations: 3.744 MB / 1.464 GB, free: 4.312 MB / 1.154 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006411/0.6066, allocations: 2.518 MB / 1.466 GB, free: 1.77 MB / 1.154 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003106/0.6069, allocations: 49.95 kB / 1.466 GB, free: 1.719 MB / 1.154 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.346e-05/0.607, allocations: 68.48 kB / 1.466 GB, free: 1.645 MB / 1.154 GB
Notification: Performance of pre-optimization done (n=208): time 4.268e-06/0.607, allocations: 0 / 1.466 GB, free: 1.645 MB / 1.154 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 0.1074/0.7144, allocations: 30.8 MB / 1.496 GB, free: 2.863 MB / 1.186 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001755/0.7146, allocations: 243.6 kB / 1.497 GB, free: 2.574 MB / 1.186 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002336/0.7169, allocations: 1.465 MB / 1.498 GB, free: 1.102 MB / 1.186 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005156/0.7174, allocations: 73.7 kB / 1.498 GB, free: 1.023 MB / 1.186 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001166/0.7186, allocations: 1.554 MB / 1.5 GB, free: 15.45 MB / 1.201 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001159/0.7197, allocations: 0.9644 MB / 1.501 GB, free: 14.48 MB / 1.201 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001168/0.7209, allocations: 0.6359 MB / 1.501 GB, free: 13.84 MB / 1.201 GB
Notification: Performance of setup shared object (initialization): time 0.0001388/0.721, allocations: 320.9 kB / 1.502 GB, free: 13.52 MB / 1.201 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006161/0.7272, allocations: 2.686 MB / 1.504 GB, free: 10.82 MB / 1.201 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006979/0.7342, allocations: 3.567 MB / 1.508 GB, free: 6.879 MB / 1.201 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01332/0.7475, allocations: 6.395 MB / 1.514 GB, free: 88 kB / 1.201 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.33e-05/0.7475, allocations: 11.94 kB / 1.514 GB, free: 76 kB / 1.201 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 0.02948/0.777, allocations: 10.76 MB / 1.524 GB, free: 5.242 MB / 1.217 GB
Notification: Performance of prepare postOptimizeDAE: time 5.388e-05/0.7771, allocations: 18.19 kB / 1.524 GB, free: 5.227 MB / 1.217 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.304e-05/0.7771, allocations: 24 kB / 1.524 GB, free: 5.203 MB / 1.217 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02087/0.798, allocations: 5.563 MB / 1.53 GB, free: 15.62 MB / 1.232 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004646/0.8026, allocations: 0.9945 MB / 1.531 GB, free: 14.63 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04954/0.8522, allocations: 27.88 MB / 1.558 GB, free: 2.371 MB / 1.248 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004656/0.8568, allocations: 0.5733 MB / 1.559 GB, free: 1.797 MB / 1.248 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006896/0.8575, allocations: 151.9 kB / 1.559 GB, free: 1.648 MB / 1.248 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009262/0.8668, allocations: 3.98 MB / 1.563 GB, free: 13.66 MB / 1.264 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007493/0.8743, allocations: 3.532 MB / 1.566 GB, free: 9.75 MB / 1.264 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08974/0.964, allocations: 24.47 MB / 1.59 GB, free: 0.8008 MB / 1.279 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.115e-05/0.964, allocations: 8 kB / 1.59 GB, free: 0.793 MB / 1.279 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 0.02707/0.9911, allocations: 10.17 MB / 1.6 GB, free: 6.551 MB / 1.295 GB
Notification: Performance of prepare postOptimizeDAE: time 3.383e-05/0.9912, allocations: 23.88 kB / 1.6 GB, free: 6.527 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.398e-05/0.9912, allocations: 24.56 kB / 1.6 GB, free: 6.504 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01525/1.006, allocations: 4.325 MB / 1.604 GB, free: 2.164 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004761/1.011, allocations: 1.041 MB / 1.605 GB, free: 1.121 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7392/1.75, allocations: 26.73 MB / 1.631 GB, free: 221.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004846/1.755, allocations: 0.5598 MB / 1.632 GB, free: 221.1 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004536/1.756, allocations: 150.2 kB / 1.632 GB, free: 221.1 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.i1[2]) - line2.i3[2] - line2.i2[2]
         0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.0008823/1.757, allocations: 403.8 kB / 1.632 GB, free: 220.8 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005935/1.757, allocations: 212.8 kB / 1.633 GB, free: 220.8 MB / 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 : 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 0.02715/1.784, allocations: 9.926 MB / 1.642 GB, free: 218.2 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.682e-05/1.784, allocations: 31.81 kB / 1.642 GB, free: 218.2 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.23e-05/1.784, allocations: 12.06 kB / 1.642 GB, free: 218.2 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.165e-05/1.785, allocations: 13.62 kB / 1.642 GB, free: 218.2 MB / 1.295 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 0.03653/1.821, allocations: 16.06 MB / 1.658 GB, free: 212.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.294e-05/1.821, allocations: 7.781 kB / 1.658 GB, free: 212.7 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003346/1.824, allocations: 0.7276 MB / 1.659 GB, free: 212.6 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01675/1.841, allocations: 5.183 MB / 1.664 GB, free: 210.2 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006261/1.842, allocations: 74.73 kB / 1.664 GB, free: 210.1 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03215/1.874, allocations: 26.92 MB / 1.69 GB, free: 187.9 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.554e-06/1.874, allocations: 15.97 kB / 1.69 GB, free: 187.9 MB / 1.295 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 0.02216/1.896, allocations: 9.913 MB / 1.7 GB, free: 177.8 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002289/1.898, allocations: 0.6533 MB / 1.701 GB, free: 177.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004834/1.899, allocations: 59.98 kB / 1.701 GB, free: 177 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003304/1.902, allocations: 0.5031 MB / 1.701 GB, free: 176.5 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008037/1.903, allocations: 242.2 kB / 1.701 GB, free: 176.3 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002194/1.903, allocations: 95.95 kB / 1.701 GB, free: 176.2 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001431/1.905, allocations: 1.001 MB / 1.702 GB, free: 175.2 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1.11e-07/1.905, allocations: 0 / 1.702 GB, free: 175.2 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.007256/1.912, allocations: 1.852 MB / 1.704 GB, free: 173.4 MB / 1.295 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 0.02298/1.935, allocations: 10.57 MB / 1.714 GB, free: 162.6 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02415/1.959, allocations: 12.03 MB / 1.726 GB, free: 150.4 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.422e-05/1.959, allocations: 3.938 kB / 1.726 GB, free: 150.4 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.008891/1.968, allocations: 4.234 MB / 1.73 GB, free: 146.2 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002016/1.97, allocations: 294.4 kB / 1.731 GB, free: 145.9 MB / 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.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 0.08395/2.054, allocations: 42.09 MB / 1.772 GB, free: 102.6 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002531/2.056, allocations: 2.849 MB / 1.775 GB, free: 99.73 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.003932/2.06, allocations: 1.651 MB / 1.776 GB, free: 98.09 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001553/2.062, allocations: 1.226 MB / 1.777 GB, free: 96.86 MB / 1.295 GB
Notification: Performance of SimCode: time 1.042e-06/2.062, allocations: 0 / 1.777 GB, free: 96.86 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1852/2.247, allocations: 107.8 MB / 1.883 GB, free: 5.371 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate platform static: time 18.65/20.89, allocations: 13.34 kB / 1.883 GB, free: 5.363 MB / 1.311 GB
"
[Timeout remaining time 279]
(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 --stepSize=0.0004 --timeout=800 --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) [Timeout 840.0]
[Calling os._exit(0), Time elapsed: 27.784183227922767]
Failed to read output from testmodel.py, exit status != 0:
21.059841623995453 21.084219617 20.591412187
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f8b57eb6f50>