Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 0.001413/0.001413, allocations: 107.6 kB / 18.95 MB, free: 2.805 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 0.001529/0.001529, allocations: 213.4 kB / 22.24 MB, free: 5.117 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 1.449/1.449, allocations: 230.6 MB / 256 MB, free: 7.777 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 3.203/3.203, allocations: 0.5107 GB / 0.8158 GB, free: 17.82 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.UnbalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_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 0.002159/0.002159, allocations: 67.44 kB / 1.186 GB, free: 13.7 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3473/0.3494, allocations: 181.9 MB / 1.363 GB, free: 14.03 MB / 1.061 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02477/0.3742, allocations: 17.94 MB / 1.381 GB, free: 12.03 MB / 1.076 GB
Notification: Performance of NFInst.instExpressions: time 0.01233/0.3865, allocations: 6.734 MB / 1.388 GB, free: 5.277 MB / 1.076 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001644/0.3882, allocations: 63.75 kB / 1.388 GB, free: 5.215 MB / 1.076 GB
Notification: Performance of NFTyping.typeComponents: time 0.004211/0.3924, allocations: 1.488 MB / 1.389 GB, free: 3.723 MB / 1.076 GB
Notification: Performance of NFTyping.typeBindings: time 0.003839/0.3962, allocations: 1.463 MB / 1.391 GB, free: 2.254 MB / 1.076 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003345/0.3996, allocations: 1.265 MB / 1.392 GB, free: 0.9883 MB / 1.076 GB
Notification: Performance of NFFlatten.flatten: time 0.007247/0.4068, allocations: 5.464 MB / 1.397 GB, free: 11.51 MB / 1.092 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005432/0.4122, allocations: 3.386 MB / 1.4 GB, free: 8.027 MB / 1.092 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004142/0.4164, allocations: 2.423 MB / 1.403 GB, free: 5.598 MB / 1.092 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005497/0.4219, allocations: 3.007 MB / 1.406 GB, free: 2.582 MB / 1.092 GB
Notification: Performance of NFPackage.collectConstants: time 0.001324/0.4232, allocations: 0.5195 MB / 1.406 GB, free: 2.062 MB / 1.092 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002737/0.4259, allocations: 1.202 MB / 1.407 GB, free: 0.8594 MB / 1.092 GB
Notification: Performance of NFScalarize.scalarize: time 0.002898/0.4288, allocations: 2.303 MB / 1.41 GB, free: 14.55 MB / 1.107 GB
Notification: Performance of NFVerifyModel.verify: time 0.002914/0.4317, allocations: 1.786 MB / 1.411 GB, free: 12.76 MB / 1.107 GB
Notification: Performance of NFConvertDAE.convert: time 0.009751/0.4415, allocations: 7.839 MB / 1.419 GB, free: 4.895 MB / 1.107 GB
Notification: Performance of FrontEnd - DAE generated: time 7.134e-06/0.4415, allocations: 0 / 1.419 GB, free: 4.895 MB / 1.107 GB
Notification: Performance of FrontEnd: time 4.028e-06/0.4415, allocations: 4 kB / 1.419 GB, free: 4.891 MB / 1.107 GB
Notification: Performance of Transformations before backend: time 0.0001919/0.4417, allocations: 0 / 1.419 GB, free: 4.891 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 0.01006/0.4518, allocations: 3.84 MB / 1.423 GB, free: 1.004 MB / 1.107 GB
Notification: Performance of prepare preOptimizeDAE: time 5.013e-05/0.4518, allocations: 8.031 kB / 1.423 GB, free: 0.9961 MB / 1.107 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001076/0.4529, allocations: 0.5425 MB / 1.423 GB, free: 456 kB / 1.107 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01354/0.4664, allocations: 2.433 MB / 1.426 GB, free: 14.01 MB / 1.123 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006525/0.473, allocations: 2.162 MB / 1.428 GB, free: 11.81 MB / 1.123 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.00029/0.4732, allocations: 279.2 kB / 1.428 GB, free: 11.54 MB / 1.123 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001279/0.4745, allocations: 347.9 kB / 1.428 GB, free: 11.2 MB / 1.123 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01644/0.491, allocations: 7.234 MB / 1.435 GB, free: 3.84 MB / 1.123 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.457e-05/0.4911, allocations: 7.891 kB / 1.435 GB, free: 3.832 MB / 1.123 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005206/0.4916, allocations: 148 kB / 1.436 GB, free: 3.688 MB / 1.123 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005213/0.4921, allocations: 338.1 kB / 1.436 GB, free: 3.355 MB / 1.123 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01779/0.5099, allocations: 7.032 MB / 1.443 GB, free: 12.32 MB / 1.139 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 0.03715/0.547, allocations: 18.5 MB / 1.461 GB, free: 9.23 MB / 1.154 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00886/0.5559, allocations: 3.714 MB / 1.465 GB, free: 5.5 MB / 1.154 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006617/0.5625, allocations: 2.522 MB / 1.467 GB, free: 2.953 MB / 1.154 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002735/0.5628, allocations: 45.97 kB / 1.467 GB, free: 2.906 MB / 1.154 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.605e-05/0.5629, allocations: 68.48 kB / 1.467 GB, free: 2.832 MB / 1.154 GB
Notification: Performance of pre-optimization done (n=208): time 5.19e-06/0.5629, allocations: 0 / 1.467 GB, free: 2.832 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.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 0.1106/0.6735, allocations: 30.82 MB / 1.497 GB, free: 4.016 MB / 1.186 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001659/0.6736, allocations: 235.6 kB / 1.497 GB, free: 3.734 MB / 1.186 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002465/0.6761, allocations: 1.523 MB / 1.499 GB, free: 2.203 MB / 1.186 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004633/0.6766, allocations: 73.7 kB / 1.499 GB, free: 2.125 MB / 1.186 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001274/0.6779, allocations: 1.546 MB / 1.5 GB, free: 0.5664 MB / 1.186 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001156/0.679, allocations: 0.9685 MB / 1.501 GB, free: 15.59 MB / 1.201 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001225/0.6802, allocations: 0.6399 MB / 1.502 GB, free: 14.94 MB / 1.201 GB
Notification: Performance of setup shared object (initialization): time 0.0001308/0.6804, allocations: 304.9 kB / 1.502 GB, free: 14.64 MB / 1.201 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006425/0.6868, allocations: 2.686 MB / 1.505 GB, free: 11.95 MB / 1.201 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007454/0.6942, allocations: 3.643 MB / 1.509 GB, free: 7.906 MB / 1.201 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01391/0.7082, allocations: 6.399 MB / 1.515 GB, free: 1.109 MB / 1.201 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.172e-05/0.7082, allocations: 8 kB / 1.515 GB, free: 1.102 MB / 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.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 0.03045/0.7386, allocations: 10.8 MB / 1.525 GB, free: 6.234 MB / 1.217 GB
Notification: Performance of prepare postOptimizeDAE: time 4.424e-05/0.7387, allocations: 16 kB / 1.525 GB, free: 6.219 MB / 1.217 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.698e-05/0.7387, allocations: 31.94 kB / 1.525 GB, free: 6.188 MB / 1.217 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02114/0.7599, allocations: 5.529 MB / 1.531 GB, free: 0.6445 MB / 1.217 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004602/0.7645, allocations: 0.9906 MB / 1.532 GB, free: 15.65 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0471/0.8116, allocations: 27.48 MB / 1.559 GB, free: 3.801 MB / 1.248 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004651/0.8162, allocations: 0.5733 MB / 1.559 GB, free: 3.227 MB / 1.248 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004253/0.8167, allocations: 155.9 kB / 1.559 GB, free: 3.074 MB / 1.248 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008691/0.8254, allocations: 3.984 MB / 1.563 GB, free: 15.08 MB / 1.264 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007035/0.8324, allocations: 3.607 MB / 1.567 GB, free: 11.08 MB / 1.264 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09246/0.9249, allocations: 24.46 MB / 1.591 GB, free: 2.137 MB / 1.279 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.758e-05/0.9249, allocations: 12 kB / 1.591 GB, free: 2.125 MB / 1.279 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 0.02707/0.952, allocations: 10.17 MB / 1.601 GB, free: 7.871 MB / 1.295 GB
Notification: Performance of prepare postOptimizeDAE: time 3.558e-05/0.952, allocations: 23.94 kB / 1.601 GB, free: 7.848 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.366e-05/0.952, allocations: 24 kB / 1.601 GB, free: 7.824 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01617/0.9682, allocations: 4.322 MB / 1.605 GB, free: 3.488 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005042/0.9733, allocations: 1.037 MB / 1.606 GB, free: 2.449 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.743/1.716, allocations: 26.24 MB / 1.631 GB, free: 213 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004688/1.721, allocations: 0.5561 MB / 1.632 GB, free: 212.9 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005081/1.721, allocations: 153.8 kB / 1.632 GB, free: 212.9 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 0.0008522/1.722, allocations: 401.6 kB / 1.632 GB, free: 212.6 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005628/1.723, allocations: 210.2 kB / 1.633 GB, free: 212.6 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 0.02749/1.75, allocations: 9.926 MB / 1.642 GB, free: 210 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.084e-05/1.75, allocations: 27.09 kB / 1.642 GB, free: 210 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.596e-05/1.75, allocations: 17.34 kB / 1.642 GB, free: 210 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.714e-05/1.75, allocations: 16 kB / 1.642 GB, free: 210 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 0.03366/1.784, allocations: 15.37 MB / 1.657 GB, free: 204.8 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.349e-05/1.784, allocations: 7.812 kB / 1.657 GB, free: 204.8 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003095/1.787, allocations: 0.7354 MB / 1.658 GB, free: 204.8 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01646/1.804, allocations: 5.171 MB / 1.663 GB, free: 203.4 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000472/1.804, allocations: 70.3 kB / 1.663 GB, free: 203.3 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03152/1.836, allocations: 26.56 MB / 1.689 GB, free: 182 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.791e-06/1.836, allocations: 8 kB / 1.689 GB, free: 182 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 0.02119/1.857, allocations: 9.877 MB / 1.699 GB, free: 171.9 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001919/1.859, allocations: 0.6566 MB / 1.7 GB, free: 171.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003842/1.859, allocations: 57.95 kB / 1.7 GB, free: 171.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003106/1.862, allocations: 0.507 MB / 1.7 GB, free: 170.7 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006019/1.863, allocations: 238.2 kB / 1.7 GB, free: 170.4 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001952/1.863, allocations: 95.89 kB / 1.7 GB, free: 170.3 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001124/1.864, allocations: 1.003 MB / 1.701 GB, free: 169.3 MB / 1.295 GB
Notification: Performance of sort global known variables: time 8e-08/1.864, allocations: 0 / 1.701 GB, free: 169.3 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.004851/1.869, allocations: 1.855 MB / 1.703 GB, free: 167.5 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 0.02139/1.89, allocations: 10.53 MB / 1.713 GB, free: 156.7 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02525/1.916, allocations: 12.02 MB / 1.725 GB, free: 144.6 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.672e-05/1.916, allocations: 1.703 kB / 1.725 GB, free: 144.6 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.00889/1.925, allocations: 4.274 MB / 1.729 GB, free: 140.3 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002031/1.927, allocations: 286.1 kB / 1.73 GB, free: 140 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.
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.conv1.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.conv1.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 0.08462/2.011, allocations: 42.13 MB / 1.771 GB, free: 96.71 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002695/2.014, allocations: 2.288 MB / 1.773 GB, free: 94.39 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.00409/2.018, allocations: 1.656 MB / 1.775 GB, free: 92.74 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001655/2.02, allocations: 1.226 MB / 1.776 GB, free: 91.51 MB / 1.295 GB
Notification: Performance of SimCode: time 1.653e-06/2.02, allocations: 0 / 1.776 GB, free: 91.51 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1495/2.169, allocations: 104.3 MB / 1.878 GB, free: 3.695 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.28/18.44, allocations: 8.047 kB / 1.878 GB, free: 3.688 MB / 1.311 GB
"
[Timeout remaining time 281]
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD_res.mat --tempDir=temp_Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=800 --tolerance=1e-06 Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 840.0]
[Calling os._exit(0), Time elapsed: 25.17548338091001]
Failed to read output from testmodel.py, exit status != 0:
18.62695626821369 18.657941932 18.210494942
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fb8fdf9efb0>