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 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo", uses=false)
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+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="me",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="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001575/0.001575, allocations: 101.8 kB / 16.4 MB, free: 6.508 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00176/0.00176, allocations: 195.9 kB / 17.34 MB, free: 5.742 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.361/1.361, allocations: 222.9 MB / 241 MB, free: 15.14 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.7155/0.7155, allocations: 115.3 MB / 406.5 MB, free: 6.176 MB / 318.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.001331/0.001331, allocations: 63.69 kB / 0.5573 GB, free: 32.53 MB / 446.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1723/0.1736, allocations: 76.18 MB / 0.6317 GB, free: 4.82 MB / 478.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02273/0.1964, allocations: 18.24 MB / 0.6495 GB, free: 2.508 MB / 494.1 MB
Notification: Performance of NFInst.instExpressions: time 0.01322/0.2097, allocations: 6.816 MB / 0.6562 GB, free: 11.67 MB / 0.4981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002331/0.2121, allocations: 59.81 kB / 0.6562 GB, free: 11.61 MB / 0.4981 GB
Notification: Performance of NFTyping.typeComponents: time 0.004792/0.2169, allocations: 1.473 MB / 0.6577 GB, free: 10.14 MB / 0.4981 GB
Notification: Performance of NFTyping.typeBindings: time 0.004694/0.2216, allocations: 1.432 MB / 0.6591 GB, free: 8.699 MB / 0.4981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004286/0.2259, allocations: 1.259 MB / 0.6603 GB, free: 7.438 MB / 0.4981 GB
Notification: Performance of NFFlatten.flatten: time 0.007666/0.2336, allocations: 5.46 MB / 0.6656 GB, free: 1.965 MB / 0.4981 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01139/0.2451, allocations: 7.13 MB / 0.6726 GB, free: 10.73 MB / 0.5137 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004728/0.2499, allocations: 2.38 MB / 0.6749 GB, free: 8.34 MB / 0.5137 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005673/0.2556, allocations: 2.972 MB / 0.6778 GB, free: 5.359 MB / 0.5137 GB
Notification: Performance of NFPackage.collectConstants: time 0.002082/0.2577, allocations: 0.5117 MB / 0.6783 GB, free: 4.848 MB / 0.5137 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004584/0.2623, allocations: 1.272 MB / 0.6796 GB, free: 3.574 MB / 0.5137 GB
Notification: Performance of NFScalarize.scalarize: time 0.004269/0.2667, allocations: 2.25 MB / 0.6817 GB, free: 1.32 MB / 0.5137 GB
Notification: Performance of NFVerifyModel.verify: time 0.006999/0.2737, allocations: 2.187 MB / 0.6839 GB, free: 15.12 MB / 0.5294 GB
Notification: Performance of NFConvertDAE.convert: time 0.01293/0.2867, allocations: 7.778 MB / 0.6915 GB, free: 7.328 MB / 0.5294 GB
Notification: Performance of FrontEnd - DAE generated: time 8.145e-06/0.2868, allocations: 4 kB / 0.6915 GB, free: 7.324 MB / 0.5294 GB
Notification: Performance of FrontEnd: time 2.404e-06/0.2868, allocations: 0 / 0.6915 GB, free: 7.324 MB / 0.5294 GB
Notification: Performance of Transformations before backend: time 0.0002837/0.2871, allocations: 0 / 0.6915 GB, free: 7.324 MB / 0.5294 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 0.01269/0.2998, allocations: 3.827 MB / 0.6952 GB, free: 3.438 MB / 0.5294 GB
Notification: Performance of prepare preOptimizeDAE: time 5.818e-05/0.2998, allocations: 12.03 kB / 0.6952 GB, free: 3.426 MB / 0.5294 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002132/0.302, allocations: 0.5426 MB / 0.6958 GB, free: 2.875 MB / 0.5294 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01438/0.3164, allocations: 2.419 MB / 0.6981 GB, free: 460 kB / 0.5294 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006262/0.3227, allocations: 2.19 MB / 0.7003 GB, free: 14.21 MB / 0.545 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003009/0.323, allocations: 275.2 kB / 0.7005 GB, free: 13.94 MB / 0.545 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001622/0.3247, allocations: 340 kB / 0.7009 GB, free: 13.61 MB / 0.545 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01813/0.3428, allocations: 7.163 MB / 0.7078 GB, free: 6.344 MB / 0.545 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001702/0.343, allocations: 7.938 kB / 0.7079 GB, free: 6.336 MB / 0.545 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001359/0.3444, allocations: 152 kB / 0.708 GB, free: 6.188 MB / 0.545 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005432/0.345, allocations: 326.1 kB / 0.7083 GB, free: 5.867 MB / 0.545 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01833/0.3633, allocations: 7.055 MB / 0.7152 GB, free: 14.8 MB / 0.5606 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 0.04518/0.4086, allocations: 26.55 MB / 0.7411 GB, free: 2.066 MB / 0.5762 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00978/0.4184, allocations: 4.995 MB / 0.746 GB, free: 12.77 MB / 0.5919 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006642/0.4251, allocations: 2.604 MB / 0.7485 GB, free: 10.14 MB / 0.5919 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004229/0.4256, allocations: 135 kB / 0.7487 GB, free: 9.984 MB / 0.5919 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.995e-05/0.4257, allocations: 64.55 kB / 0.7487 GB, free: 9.914 MB / 0.5919 GB
Notification: Performance of pre-optimization done (n=208): time 5.029e-06/0.4257, allocations: 0 / 0.7487 GB, free: 9.914 MB / 0.5919 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 0.4549/0.8806, allocations: 30.97 MB / 0.779 GB, free: 110.5 MB / 0.5919 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.656e-05/0.8808, allocations: 239.3 kB / 0.7792 GB, free: 110.3 MB / 0.5919 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002143/0.8829, allocations: 1.472 MB / 0.7806 GB, free: 109.5 MB / 0.5919 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005461/0.8835, allocations: 69.39 kB / 0.7807 GB, free: 109.4 MB / 0.5919 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007589/0.8842, allocations: 1.494 MB / 0.7822 GB, free: 108.1 MB / 0.5919 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001011/0.8853, allocations: 0.916 MB / 0.7831 GB, free: 107.3 MB / 0.5919 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001445/0.8867, allocations: 0.636 MB / 0.7837 GB, free: 106.9 MB / 0.5919 GB
Notification: Performance of setup shared object (initialization): time 5.219e-05/0.8868, allocations: 305.1 kB / 0.784 GB, free: 106.6 MB / 0.5919 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00606/0.8929, allocations: 2.691 MB / 0.7866 GB, free: 105.2 MB / 0.5919 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006567/0.8995, allocations: 3.569 MB / 0.7901 GB, free: 102.7 MB / 0.5919 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01192/0.9114, allocations: 6.397 MB / 0.7963 GB, free: 96.26 MB / 0.5919 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.68e-05/0.9115, allocations: 8 kB / 0.7963 GB, free: 96.25 MB / 0.5919 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 0.02692/0.9384, allocations: 11.03 MB / 0.8071 GB, free: 85.11 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 4.079e-05/0.9385, allocations: 16 kB / 0.8071 GB, free: 85.1 MB / 0.5919 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.201e-05/0.9386, allocations: 27.94 kB / 0.8072 GB, free: 85.07 MB / 0.5919 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01811/0.9567, allocations: 5.541 MB / 0.8126 GB, free: 79.52 MB / 0.5919 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004218/0.9609, allocations: 0.9906 MB / 0.8135 GB, free: 78.52 MB / 0.5919 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03522/0.9962, allocations: 28.18 MB / 0.8411 GB, free: 49.94 MB / 0.5919 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004529/1.001, allocations: 0.5731 MB / 0.8416 GB, free: 49.36 MB / 0.5919 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005375/1.001, allocations: 152 kB / 0.8418 GB, free: 49.21 MB / 0.5919 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008375/1.01, allocations: 3.984 MB / 0.8457 GB, free: 45.22 MB / 0.5919 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005908/1.016, allocations: 3.524 MB / 0.8491 GB, free: 41.32 MB / 0.5919 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08276/1.098, allocations: 24.63 MB / 0.8732 GB, free: 16.21 MB / 0.5919 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.824e-05/1.099, allocations: 8 kB / 0.8732 GB, free: 16.2 MB / 0.5919 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 0.02542/1.124, allocations: 10.54 MB / 0.8834 GB, free: 5.527 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 5.378e-05/1.124, allocations: 16 kB / 0.8835 GB, free: 5.512 MB / 0.5919 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.232e-05/1.124, allocations: 27.66 kB / 0.8835 GB, free: 5.488 MB / 0.5919 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01405/1.138, allocations: 4.327 MB / 0.8877 GB, free: 1.145 MB / 0.5919 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004391/1.143, allocations: 1.041 MB / 0.8887 GB, free: 104 kB / 0.5919 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0394/1.182, allocations: 27.12 MB / 0.9152 GB, free: 4.285 MB / 0.6231 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005093/1.187, allocations: 0.5537 MB / 0.9158 GB, free: 3.73 MB / 0.6231 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008367/1.188, allocations: 151.9 kB / 0.9159 GB, free: 3.582 MB / 0.6231 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 0.001984/1.19, allocations: 407.2 kB / 0.9163 GB, free: 3.176 MB / 0.6231 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001484/1.192, allocations: 205.5 kB / 0.9165 GB, free: 2.973 MB / 0.6231 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 0.03084/1.222, allocations: 10.16 MB / 0.9264 GB, free: 8.734 MB / 0.6387 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.124e-05/1.223, allocations: 28 kB / 0.9264 GB, free: 8.707 MB / 0.6387 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 5.033e-05/1.223, allocations: 12 kB / 0.9264 GB, free: 8.695 MB / 0.6387 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.051e-05/1.223, allocations: 15.95 kB / 0.9265 GB, free: 8.68 MB / 0.6387 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 0.04356/1.266, allocations: 16.27 MB / 0.9424 GB, free: 8.227 MB / 0.6544 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.2e-05/1.266, allocations: 11.98 kB / 0.9424 GB, free: 8.215 MB / 0.6544 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003645/1.27, allocations: 0.7411 MB / 0.9431 GB, free: 7.473 MB / 0.6544 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01922/1.289, allocations: 5.173 MB / 0.9481 GB, free: 2.285 MB / 0.6544 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006734/1.29, allocations: 75.89 kB / 0.9482 GB, free: 2.211 MB / 0.6544 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04394/1.334, allocations: 27.24 MB / 0.9748 GB, free: 6.492 MB / 0.6856 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.185e-05/1.334, allocations: 12.03 kB / 0.9748 GB, free: 6.48 MB / 0.6856 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 0.02752/1.362, allocations: 10.1 MB / 0.9847 GB, free: 12.13 MB / 0.7012 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002526/1.364, allocations: 0.7249 MB / 0.9854 GB, free: 11.39 MB / 0.7012 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008462/1.365, allocations: 67.92 kB / 0.9855 GB, free: 11.32 MB / 0.7012 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004158/1.369, allocations: 0.4992 MB / 0.9859 GB, free: 10.82 MB / 0.7012 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001099/1.37, allocations: 230.4 kB / 0.9862 GB, free: 10.6 MB / 0.7012 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005097/1.371, allocations: 93.81 kB / 0.9863 GB, free: 10.51 MB / 0.7012 GB
Notification: Performance of sorting global known variables: time 0.001937/1.373, allocations: 1.001 MB / 0.9872 GB, free: 9.504 MB / 0.7012 GB
Notification: Performance of sort global known variables: time 2.91e-07/1.373, allocations: 0 / 0.9872 GB, free: 9.504 MB / 0.7012 GB
Notification: Performance of remove unused functions: time 0.009065/1.382, allocations: 1.855 MB / 0.989 GB, free: 7.648 MB / 0.7012 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 0.02938/1.411, allocations: 10.76 MB / 0.9996 GB, free: 12.62 MB / 0.7169 GB
Notification: Performance of simCode: created initialization part: time 0.03322/1.445, allocations: 12.45 MB / 1.012 GB, free: 72 kB / 0.7169 GB
Notification: Performance of simCode: created event and clocks part: time 1.164e-05/1.445, allocations: 0 / 1.012 GB, free: 72 kB / 0.7169 GB
Notification: Performance of simCode: created simulation system equations: time 0.01115/1.456, allocations: 4.419 MB / 1.016 GB, free: 11.61 MB / 0.7325 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002705/1.458, allocations: 299.5 kB / 1.016 GB, free: 11.32 MB / 0.7325 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 0.4524/1.911, allocations: 42.38 MB / 1.058 GB, free: 249 MB / 0.7481 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003037/1.914, allocations: 2.856 MB / 1.06 GB, free: 248.2 MB / 0.7481 GB
Notification: Performance of simCode: alias equations: time 0.004089/1.918, allocations: 1.659 MB / 1.062 GB, free: 248.2 MB / 0.7481 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001459/1.92, allocations: 1.222 MB / 1.063 GB, free: 248.2 MB / 0.7481 GB
Notification: Performance of SimCode: time 6.61e-07/1.92, allocations: 0 / 1.063 GB, free: 248.2 MB / 0.7481 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1427/2.062, allocations: 105.4 MB / 1.166 GB, free: 160.2 MB / 0.7481 GB
Notification: Performance of buildModelFMU: Generate platform static: time 15.87/17.93, allocations: 6.188 kB / 1.166 GB, free: 160.2 MB / 0.7481 GB
(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 --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)