Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.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 0.001426/0.001426, allocations: 97.91 kB / 20.48 MB, free: 1.363 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 0.00283/0.00283, allocations: 214.6 kB / 23.78 MB, free: 4.523 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 1.488/1.488, allocations: 230.6 MB / 257.5 MB, free: 7.801 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.983/0.983, allocations: 150 MB / 464 MB, free: 10.2 MB / 366.1 MB
"
[Timeout remaining time 179]
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 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(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"})
"" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: IBPSA 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 0.002029/0.002029, allocations: 57.47 kB / 0.6421 GB, free: 9.82 MB / 478.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1728/0.1748, allocations: 89.19 MB / 0.7292 GB, free: 0.7109 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02418/0.199, allocations: 17.87 MB / 0.7466 GB, free: 14.77 MB / 0.5762 GB
Notification: Performance of NFInst.instExpressions: time 0.01416/0.2132, allocations: 6.723 MB / 0.7532 GB, free: 8.031 MB / 0.5762 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002527/0.2157, allocations: 63.75 kB / 0.7532 GB, free: 7.969 MB / 0.5762 GB
Notification: Performance of NFTyping.typeComponents: time 0.004495/0.2202, allocations: 1.481 MB / 0.7547 GB, free: 6.484 MB / 0.5762 GB
Notification: Performance of NFTyping.typeBindings: time 0.003965/0.2242, allocations: 1.451 MB / 0.7561 GB, free: 5.027 MB / 0.5762 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003386/0.2275, allocations: 1.277 MB / 0.7573 GB, free: 3.75 MB / 0.5762 GB
Notification: Performance of NFFlatten.flatten: time 0.3631/0.5907, allocations: 5.462 MB / 0.7627 GB, free: 10.7 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004916/0.5956, allocations: 3.421 MB / 0.766 GB, free: 10.38 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004172/0.5997, allocations: 2.428 MB / 0.7684 GB, free: 10.23 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006602/0.6063, allocations: 3.162 MB / 0.7715 GB, free: 9.98 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.001852/0.6082, allocations: 0.5142 MB / 0.772 GB, free: 9.98 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003912/0.6121, allocations: 1.209 MB / 0.7732 GB, free: 9.98 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.004135/0.6162, allocations: 2.31 MB / 0.7754 GB, free: 9.789 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.007361/0.6236, allocations: 1.786 MB / 0.7772 GB, free: 9.402 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.0142/0.6378, allocations: 7.833 MB / 0.7848 GB, free: 8.68 MB / 0.5762 GB
Notification: Performance of FrontEnd - DAE generated: time 5.982e-06/0.6378, allocations: 1.156 kB / 0.7848 GB, free: 8.68 MB / 0.5762 GB
Notification: Performance of FrontEnd: time 2.624e-06/0.6378, allocations: 1.281 kB / 0.7848 GB, free: 8.68 MB / 0.5762 GB
Notification: Performance of Transformations before backend: time 0.0002846/0.6381, allocations: 0 / 0.7848 GB, free: 8.68 MB / 0.5762 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 0.01321/0.6513, allocations: 3.833 MB / 0.7886 GB, free: 7.227 MB / 0.5762 GB
Notification: Performance of prepare preOptimizeDAE: time 4.931e-05/0.6514, allocations: 11.94 kB / 0.7886 GB, free: 7.227 MB / 0.5762 GB
Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 0.0001572/0.6515, allocations: 96.89 kB / 0.7887 GB, free: 7.219 MB / 0.5762 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001517/0.653, allocations: 0.5455 MB / 0.7892 GB, free: 7.16 MB / 0.5762 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01335/0.6664, allocations: 2.439 MB / 0.7916 GB, free: 6.859 MB / 0.5762 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006725/0.6731, allocations: 2.171 MB / 0.7937 GB, free: 6.227 MB / 0.5762 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002815/0.6734, allocations: 267 kB / 0.7939 GB, free: 6.219 MB / 0.5762 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002658/0.6761, allocations: 351.3 kB / 0.7943 GB, free: 6.113 MB / 0.5762 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01991/0.696, allocations: 7.236 MB / 0.8014 GB, free: 1.988 MB / 0.5762 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001311/0.6961, allocations: 7.25 kB / 0.8014 GB, free: 1.988 MB / 0.5762 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001242/0.6973, allocations: 152.9 kB / 0.8015 GB, free: 1.879 MB / 0.5762 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000607/0.6979, allocations: 330.3 kB / 0.8018 GB, free: 1.789 MB / 0.5762 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01759/0.7155, allocations: 7.055 MB / 0.8087 GB, free: 14.25 MB / 0.5919 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 0.03847/0.754, allocations: 18.49 MB / 0.8268 GB, free: 15.69 MB / 0.6075 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008939/0.7629, allocations: 3.727 MB / 0.8304 GB, free: 11.98 MB / 0.6075 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00687/0.7698, allocations: 2.526 MB / 0.8329 GB, free: 9.438 MB / 0.6075 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003723/0.7702, allocations: 41.97 kB / 0.8329 GB, free: 9.398 MB / 0.6075 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.18e-05/0.7703, allocations: 65.42 kB / 0.833 GB, free: 9.328 MB / 0.6075 GB
Notification: Performance of pre-optimization done (n=208): time 5.861e-06/0.7703, allocations: 0 / 0.833 GB, free: 9.328 MB / 0.6075 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 0.1126/0.8829, allocations: 30.82 MB / 0.8631 GB, free: 10.73 MB / 0.6387 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001467/0.883, allocations: 239.6 kB / 0.8633 GB, free: 10.45 MB / 0.6387 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002641/0.8857, allocations: 1.474 MB / 0.8647 GB, free: 8.973 MB / 0.6387 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005678/0.8862, allocations: 65.7 kB / 0.8648 GB, free: 8.902 MB / 0.6387 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001211/0.8874, allocations: 1.553 MB / 0.8663 GB, free: 7.344 MB / 0.6387 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001366/0.8888, allocations: 0.9598 MB / 0.8672 GB, free: 6.398 MB / 0.6387 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.00174/0.8905, allocations: 0.6437 MB / 0.8679 GB, free: 5.746 MB / 0.6387 GB
Notification: Performance of setup shared object (initialization): time 0.0001251/0.8907, allocations: 305.1 kB / 0.8682 GB, free: 5.445 MB / 0.6387 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006729/0.8974, allocations: 2.696 MB / 0.8708 GB, free: 2.746 MB / 0.6387 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007854/0.9053, allocations: 3.639 MB / 0.8744 GB, free: 14.72 MB / 0.6544 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01424/0.9195, allocations: 6.404 MB / 0.8806 GB, free: 8.023 MB / 0.6544 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.391e-05/0.9195, allocations: 8 kB / 0.8806 GB, free: 8.016 MB / 0.6544 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 0.03079/0.9503, allocations: 10.8 MB / 0.8912 GB, free: 13.38 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 4.951e-05/0.9504, allocations: 16 kB / 0.8912 GB, free: 13.37 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.432e-05/0.9504, allocations: 24 kB / 0.8912 GB, free: 13.34 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0215/0.9719, allocations: 5.531 MB / 0.8966 GB, free: 7.797 MB / 0.67 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004697/0.9766, allocations: 0.9911 MB / 0.8976 GB, free: 6.844 MB / 0.67 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04811/1.025, allocations: 27.49 MB / 0.9244 GB, free: 11.07 MB / 0.7012 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004847/1.03, allocations: 0.5771 MB / 0.925 GB, free: 10.5 MB / 0.7012 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007822/1.03, allocations: 155.9 kB / 0.9251 GB, free: 10.34 MB / 0.7012 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009297/1.04, allocations: 3.98 MB / 0.929 GB, free: 6.355 MB / 0.7012 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007513/1.047, allocations: 3.609 MB / 0.9325 GB, free: 2.371 MB / 0.7012 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0947/1.142, allocations: 24.46 MB / 0.9564 GB, free: 9.547 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.726e-05/1.142, allocations: 12 kB / 0.9564 GB, free: 9.535 MB / 0.7325 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 0.02984/1.172, allocations: 10.16 MB / 0.9664 GB, free: 15.34 MB / 0.7481 GB
Notification: Performance of prepare postOptimizeDAE: time 4.616e-05/1.172, allocations: 18.03 kB / 0.9664 GB, free: 15.33 MB / 0.7481 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.062e-05/1.172, allocations: 28 kB / 0.9664 GB, free: 15.3 MB / 0.7481 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01645/1.188, allocations: 4.336 MB / 0.9706 GB, free: 10.95 MB / 0.7481 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004986/1.193, allocations: 1.037 MB / 0.9716 GB, free: 9.91 MB / 0.7481 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04045/1.234, allocations: 26.27 MB / 0.9973 GB, free: 15.09 MB / 0.7794 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004966/1.239, allocations: 0.5499 MB / 0.9978 GB, free: 14.54 MB / 0.7794 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008619/1.24, allocations: 155.6 kB / 0.998 GB, free: 14.39 MB / 0.7794 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 0.00151/1.241, allocations: 399.2 kB / 0.9984 GB, free: 13.99 MB / 0.7794 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009883/1.242, allocations: 214.7 kB / 0.9986 GB, free: 13.78 MB / 0.7794 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 0.02981/1.272, allocations: 9.93 MB / 1.008 GB, free: 3.816 MB / 0.7794 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.267e-05/1.272, allocations: 31.94 kB / 1.008 GB, free: 3.785 MB / 0.7794 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.189e-05/1.272, allocations: 12 kB / 1.008 GB, free: 3.773 MB / 0.7794 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.751e-05/1.272, allocations: 15.95 kB / 1.008 GB, free: 3.758 MB / 0.7794 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 0.04069/1.313, allocations: 15.36 MB / 1.023 GB, free: 4.273 MB / 0.795 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.218e-05/1.313, allocations: 8 kB / 1.023 GB, free: 4.266 MB / 0.795 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003612/1.316, allocations: 0.7336 MB / 1.024 GB, free: 3.531 MB / 0.795 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01987/1.336, allocations: 5.165 MB / 1.029 GB, free: 14.35 MB / 0.8106 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005775/1.337, allocations: 79.95 kB / 1.029 GB, free: 14.27 MB / 0.8106 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04401/1.381, allocations: 26.54 MB / 1.055 GB, free: 3.32 MB / 0.8262 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.365e-05/1.381, allocations: 11.94 kB / 1.055 GB, free: 3.309 MB / 0.8262 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 0.02776/1.409, allocations: 9.867 MB / 1.065 GB, free: 9.227 MB / 0.8419 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002125/1.411, allocations: 0.6584 MB / 1.065 GB, free: 8.566 MB / 0.8419 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008024/1.412, allocations: 63.94 kB / 1.065 GB, free: 8.504 MB / 0.8419 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003937/1.415, allocations: 0.5031 MB / 1.066 GB, free: 8 MB / 0.8419 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009563/1.416, allocations: 242.3 kB / 1.066 GB, free: 7.766 MB / 0.8419 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003877/1.417, allocations: 103.9 kB / 1.066 GB, free: 7.664 MB / 0.8419 GB
Notification: Performance of sorting global known variables: time 0.001936/1.419, allocations: 1.005 MB / 1.067 GB, free: 6.656 MB / 0.8419 GB
Notification: Performance of sort global known variables: time 9e-08/1.419, allocations: 0 / 1.067 GB, free: 6.656 MB / 0.8419 GB
Notification: Performance of remove unused functions: time 0.00779/1.427, allocations: 1.855 MB / 1.069 GB, free: 4.801 MB / 0.8419 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 0.0281/1.455, allocations: 10.52 MB / 1.079 GB, free: 10.06 MB / 0.8575 GB
Notification: Performance of simCode: created initialization part: time 0.3828/1.837, allocations: 12.01 MB / 1.091 GB, free: 299.6 MB / 0.8575 GB
Notification: Performance of simCode: created event and clocks part: time 1.925e-05/1.837, allocations: 3.25 kB / 1.091 GB, free: 299.6 MB / 0.8575 GB
Notification: Performance of simCode: created simulation system equations: time 0.01078/1.848, allocations: 4.269 MB / 1.095 GB, free: 299.1 MB / 0.8575 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002646/1.851, allocations: 288.8 kB / 1.096 GB, free: 299.1 MB / 0.8575 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 0.1024/1.953, allocations: 42.12 MB / 1.137 GB, free: 287.6 MB / 0.8575 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002973/1.956, allocations: 2.285 MB / 1.139 GB, free: 286.4 MB / 0.8575 GB
Notification: Performance of simCode: alias equations: time 0.004087/1.96, allocations: 1.662 MB / 1.14 GB, free: 285.7 MB / 0.8575 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001524/1.962, allocations: 1.219 MB / 1.142 GB, free: 284.6 MB / 0.8575 GB
Notification: Performance of SimCode: time 2.174e-06/1.962, allocations: 1.094 kB / 1.142 GB, free: 284.6 MB / 0.8575 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1397/2.101, allocations: 105 MB / 1.244 GB, free: 182 MB / 0.8575 GB
Notification: Performance of buildModelFMU: Generate platform static: time 18.41/20.51, allocations: 0 / 1.244 GB, free: 182 MB / 0.8575 GB
"
[Timeout remaining time 639]
(rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator  --tempDir=temp_IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=50 --tolerance=1e-06 IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 24.469559805002064]
Failed to read output from testmodel.py, exit status != 0:
20.73386928497348 20.755376683 20.113240565
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f1ce51bb3a0>