Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_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: 101.5 kB / 19.73 MB, free: 2.23 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 0.002117/0.002117, allocations: 217 kB / 23.04 MB, free: 5.074 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 1.422/1.422, allocations: 230.6 MB / 256.8 MB, free: 7.98 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 2.968/2.968, allocations: 0.49 GB / 0.7959 GB, free: 33.44 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/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_12_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_12_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 0.00187/0.00187, allocations: 61.84 kB / 1.155 GB, free: 25.63 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3176/0.3194, allocations: 176.1 MB / 1.327 GB, free: 1.883 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02443/0.3439, allocations: 19.22 MB / 1.346 GB, free: 14.6 MB / 1.045 GB
Notification: Performance of NFInst.instExpressions: time 0.01284/0.3567, allocations: 7.046 MB / 1.352 GB, free: 7.539 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001699/0.3584, allocations: 63.75 kB / 1.352 GB, free: 7.477 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004189/0.3626, allocations: 1.532 MB / 1.354 GB, free: 5.941 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.003912/0.3665, allocations: 1.447 MB / 1.355 GB, free: 4.488 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003451/0.37, allocations: 1.29 MB / 1.357 GB, free: 3.195 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.007144/0.3771, allocations: 5.449 MB / 1.362 GB, free: 13.73 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.006344/0.3834, allocations: 3.378 MB / 1.365 GB, free: 10.25 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004009/0.3874, allocations: 2.392 MB / 1.368 GB, free: 7.855 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005308/0.3928, allocations: 3.159 MB / 1.371 GB, free: 4.688 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001434/0.3942, allocations: 0.5156 MB / 1.371 GB, free: 4.172 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00318/0.3974, allocations: 1.272 MB / 1.372 GB, free: 2.898 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.003386/0.4008, allocations: 2.307 MB / 1.375 GB, free: 0.5859 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.00331/0.4041, allocations: 2.171 MB / 1.377 GB, free: 14.41 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.008926/0.413, allocations: 7.741 MB / 1.384 GB, free: 6.641 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 5.881e-06/0.413, allocations: 0 / 1.384 GB, free: 6.641 MB / 1.076 GB
Notification: Performance of FrontEnd: time 1.673e-06/0.413, allocations: 0 / 1.384 GB, free: 6.641 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0002077/0.4132, allocations: 7.984 kB / 1.384 GB, free: 6.633 MB / 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 0.008418/0.4216, allocations: 3.789 MB / 1.388 GB, free: 2.797 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 4.338e-05/0.4217, allocations: 11.97 kB / 1.388 GB, free: 2.785 MB / 1.076 GB
Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 9.739e-05/0.4218, allocations: 99.28 kB / 1.388 GB, free: 2.688 MB / 1.076 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007553/0.4225, allocations: 0.5423 MB / 1.389 GB, free: 2.137 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.013/0.4355, allocations: 2.425 MB / 1.391 GB, free: 15.71 MB / 1.092 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005453/0.441, allocations: 2.154 MB / 1.393 GB, free: 13.52 MB / 1.092 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002623/0.4412, allocations: 267 kB / 1.393 GB, free: 13.26 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001165/0.4424, allocations: 348 kB / 1.394 GB, free: 12.92 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01674/0.4591, allocations: 7.126 MB / 1.401 GB, free: 5.691 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.23e-05/0.4592, allocations: 7.891 kB / 1.401 GB, free: 5.684 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004729/0.4597, allocations: 148 kB / 1.401 GB, free: 5.539 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004734/0.4602, allocations: 334 kB / 1.401 GB, free: 5.211 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01584/0.476, allocations: 7.027 MB / 1.408 GB, free: 14.17 MB / 1.107 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 0.03744/0.5135, allocations: 25.96 MB / 1.433 GB, free: 2.082 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008233/0.5217, allocations: 3.736 MB / 1.437 GB, free: 14.32 MB / 1.139 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006252/0.5279, allocations: 2.526 MB / 1.439 GB, free: 11.77 MB / 1.139 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002313/0.5282, allocations: 53.94 kB / 1.44 GB, free: 11.71 MB / 1.139 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.065e-05/0.5282, allocations: 56.5 kB / 1.44 GB, free: 11.65 MB / 1.139 GB
Notification: Performance of pre-optimization done (n=208): time 3.877e-06/0.5282, allocations: 0 / 1.44 GB, free: 11.65 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 0.1031/0.6313, allocations: 30.76 MB / 1.47 GB, free: 12.91 MB / 1.17 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001657/0.6315, allocations: 239.6 kB / 1.47 GB, free: 12.62 MB / 1.17 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002246/0.6337, allocations: 1.427 MB / 1.471 GB, free: 11.19 MB / 1.17 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004995/0.6342, allocations: 73.7 kB / 1.471 GB, free: 11.11 MB / 1.17 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001105/0.6353, allocations: 1.538 MB / 1.473 GB, free: 9.555 MB / 1.17 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00107/0.6364, allocations: 0.9644 MB / 1.474 GB, free: 8.582 MB / 1.17 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001189/0.6376, allocations: 0.6321 MB / 1.474 GB, free: 7.941 MB / 1.17 GB
Notification: Performance of setup shared object (initialization): time 0.000127/0.6377, allocations: 305.1 kB / 1.475 GB, free: 7.641 MB / 1.17 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006126/0.6438, allocations: 2.69 MB / 1.477 GB, free: 4.941 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00677/0.6506, allocations: 3.571 MB / 1.481 GB, free: 0.9961 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01316/0.6638, allocations: 6.414 MB / 1.487 GB, free: 10.18 MB / 1.186 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.702e-05/0.6638, allocations: 8 kB / 1.487 GB, free: 10.17 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 0.02886/0.6927, allocations: 10.8 MB / 1.498 GB, free: 15.3 MB / 1.201 GB
Notification: Performance of prepare postOptimizeDAE: time 4.591e-05/0.6927, allocations: 25.17 kB / 1.498 GB, free: 15.28 MB / 1.201 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.523e-05/0.6927, allocations: 24 kB / 1.498 GB, free: 15.25 MB / 1.201 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01974/0.7125, allocations: 5.536 MB / 1.503 GB, free: 9.703 MB / 1.201 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004394/0.7169, allocations: 0.9906 MB / 1.504 GB, free: 8.711 MB / 1.201 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0446/0.7615, allocations: 27.9 MB / 1.531 GB, free: 12.43 MB / 1.232 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004472/0.766, allocations: 0.5655 MB / 1.532 GB, free: 11.86 MB / 1.232 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004169/0.7664, allocations: 155.9 kB / 1.532 GB, free: 11.71 MB / 1.232 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008198/0.7746, allocations: 3.984 MB / 1.536 GB, free: 7.719 MB / 1.232 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007146/0.7817, allocations: 3.54 MB / 1.539 GB, free: 3.801 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08914/0.8709, allocations: 24.47 MB / 1.563 GB, free: 10.86 MB / 1.264 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.552e-05/0.8709, allocations: 15.92 kB / 1.563 GB, free: 10.84 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 0.02623/0.8971, allocations: 10.18 MB / 1.573 GB, free: 0.5977 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 4.001e-05/0.8972, allocations: 19.98 kB / 1.573 GB, free: 0.5781 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.642e-05/0.8972, allocations: 28.06 kB / 1.573 GB, free: 0.5508 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0151/0.9123, allocations: 4.321 MB / 1.577 GB, free: 12.21 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004686/0.917, allocations: 1.045 MB / 1.578 GB, free: 11.16 MB / 1.279 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6715/1.588, allocations: 26.71 MB / 1.605 GB, free: 256.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004848/1.593, allocations: 0.555 MB / 1.605 GB, free: 256.5 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004352/1.594, allocations: 153.9 kB / 1.605 GB, free: 256.5 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 0.0009304/1.595, allocations: 388.5 kB / 1.606 GB, free: 256.3 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000582/1.595, allocations: 213.3 kB / 1.606 GB, free: 256.3 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.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 0.02652/1.622, allocations: 9.926 MB / 1.616 GB, free: 256.1 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.189e-05/1.622, allocations: 28.22 kB / 1.616 GB, free: 256.1 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.652e-05/1.622, allocations: 11.84 kB / 1.616 GB, free: 256.1 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.414e-05/1.622, allocations: 15.41 kB / 1.616 GB, free: 256.1 MB / 1.295 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 0.03461/1.657, allocations: 15.99 MB / 1.631 GB, free: 250.9 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.913e-05/1.657, allocations: 7.75 kB / 1.631 GB, free: 250.9 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003373/1.66, allocations: 0.7434 MB / 1.632 GB, free: 250.9 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01668/1.677, allocations: 5.175 MB / 1.637 GB, free: 250.3 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005165/1.677, allocations: 76.92 kB / 1.637 GB, free: 250.3 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03116/1.708, allocations: 26.96 MB / 1.663 GB, free: 233.6 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.242e-06/1.708, allocations: 11.23 kB / 1.663 GB, free: 233.6 MB / 1.295 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 0.02147/1.73, allocations: 9.871 MB / 1.673 GB, free: 224.2 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001677/1.732, allocations: 0.6567 MB / 1.674 GB, free: 223.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004357/1.732, allocations: 55.98 kB / 1.674 GB, free: 223.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00333/1.735, allocations: 0.5031 MB / 1.674 GB, free: 223 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007487/1.736, allocations: 242.2 kB / 1.674 GB, free: 222.7 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002184/1.736, allocations: 91.94 kB / 1.675 GB, free: 222.7 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001188/1.737, allocations: 0.9723 MB / 1.675 GB, free: 221.7 MB / 1.295 GB
Notification: Performance of sort global known variables: time 9e-08/1.737, allocations: 0 / 1.675 GB, free: 221.7 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.005631/1.743, allocations: 1.848 MB / 1.677 GB, free: 219.8 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 : 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 0.02116/1.764, allocations: 10.52 MB / 1.688 GB, free: 209.1 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02457/1.789, allocations: 12.05 MB / 1.699 GB, free: 197 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.92e-05/1.789, allocations: 0 / 1.699 GB, free: 197 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.008967/1.798, allocations: 4.265 MB / 1.703 GB, free: 192.7 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001957/1.8, allocations: 267.3 kB / 1.704 GB, free: 192.4 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.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 0.08013/1.88, allocations: 41.36 MB / 1.744 GB, free: 149.9 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002343/1.882, allocations: 2.833 MB / 1.747 GB, free: 147 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.003782/1.886, allocations: 1.658 MB / 1.749 GB, free: 145.3 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001413/1.887, allocations: 1.207 MB / 1.75 GB, free: 144.1 MB / 1.295 GB
Notification: Performance of SimCode: time 9.61e-07/1.887, allocations: 0 / 1.75 GB, free: 144.1 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1321/2.02, allocations: 106.8 MB / 1.854 GB, free: 37.66 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate platform static: time 17.42/19.44, allocations: 12 kB / 1.854 GB, free: 37.64 MB / 1.295 GB
"
[Timeout remaining time 280]
(rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD_res.mat --tempDir=temp_Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=400 --tolerance=1e-06 Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 25.878107355034444]
Failed to read output from testmodel.py, exit status != 0:
19.655469147022814 19.671556661 19.255090672
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f9b9a4ef3a0>