Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_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 0.0009359/0.0009359, allocations: 68.47 kB / 19.17 MB, free: 0.7344 MB / 13.93 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 0.001227/0.001227, allocations: 173.9 kB / 22.46 MB, free: 2.09 MB / 18.57 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 0.9152/0.9152, allocations: 177.2 MB / 202.8 MB, free: 5.73 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo): time 1.708/1.708, allocations: 377.9 MB / 0.6221 GB, free: 8.652 MB / 0.5886 GB
"
[Timeout remaining time 178]
Using package Buildings with version 12.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_12_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_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 2.144e-06/2.144e-06, allocations: 0 / 0.9811 GB, free: 2.477 MB / 0.9323 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.873e-05/2.087e-05, allocations: 2.281 kB / 0.9811 GB, free: 2.473 MB / 0.9323 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01322/0.01324, allocations: 17.53 MB / 0.9982 GB, free: 0.8789 MB / 0.948 GB
Notification: Performance of NFInst.instExpressions: time 0.007374/0.02062, allocations: 6.667 MB / 1.005 GB, free: 10.2 MB / 0.9636 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0008183/0.02144, allocations: 63.75 kB / 1.005 GB, free: 10.13 MB / 0.9636 GB
Notification: Performance of NFTyping.typeComponents: time 0.00178/0.02321, allocations: 1.491 MB / 1.006 GB, free: 8.637 MB / 0.9636 GB
Notification: Performance of NFTyping.typeBindings: time 0.001969/0.02518, allocations: 1.484 MB / 1.008 GB, free: 7.145 MB / 0.9636 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001802/0.02699, allocations: 1.29 MB / 1.009 GB, free: 5.855 MB / 0.9636 GB
Notification: Performance of NFFlatten.flatten: time 0.003808/0.03079, allocations: 5.557 MB / 1.014 GB, free: 292 kB / 0.9636 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.003336/0.03413, allocations: 3.375 MB / 1.018 GB, free: 12.82 MB / 0.9792 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003296/0.03743, allocations: 3.326 MB / 1.021 GB, free: 9.484 MB / 0.9792 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002383/0.03981, allocations: 2.892 MB / 1.024 GB, free: 6.586 MB / 0.9792 GB
Notification: Performance of NFPackage.collectConstants: time 0.0003753/0.04018, allocations: 0.5195 MB / 1.024 GB, free: 6.066 MB / 0.9792 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001398/0.04158, allocations: 1.217 MB / 1.025 GB, free: 4.848 MB / 0.9792 GB
Notification: Performance of NFScalarize.scalarize: time 0.001328/0.04291, allocations: 2.413 MB / 1.028 GB, free: 2.43 MB / 0.9792 GB
Notification: Performance of NFVerifyModel.verify: time 0.001006/0.04391, allocations: 1.544 MB / 1.029 GB, free: 0.8828 MB / 0.9792 GB
Notification: Performance of NFConvertDAE.convert: time 0.004457/0.04837, allocations: 7.991 MB / 1.037 GB, free: 8.871 MB / 0.9948 GB
Notification: Performance of FrontEnd - DAE generated: time 3.978e-06/0.04838, allocations: 4 kB / 1.037 GB, free: 8.867 MB / 0.9948 GB
Notification: Performance of FrontEnd: time 1.853e-06/0.04838, allocations: 0 / 1.037 GB, free: 8.867 MB / 0.9948 GB
Notification: Performance of Transformations before backend: time 4.903e-05/0.04843, allocations: 0 / 1.037 GB, free: 8.867 MB / 0.9948 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 0.004486/0.05291, allocations: 3.801 MB / 1.041 GB, free: 5.02 MB / 0.9948 GB
Notification: Performance of prepare preOptimizeDAE: time 4.805e-05/0.05296, allocations: 12.03 kB / 1.041 GB, free: 5.008 MB / 0.9948 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0004747/0.05344, allocations: 0.5504 MB / 1.041 GB, free: 4.449 MB / 0.9948 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006127/0.05956, allocations: 2.425 MB / 1.044 GB, free: 2.02 MB / 0.9948 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.4354/0.4949, allocations: 2.179 MB / 1.046 GB, free: 96.57 MB / 0.9948 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002028/0.4951, allocations: 267.8 kB / 1.046 GB, free: 96.56 MB / 0.9948 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001258/0.4964, allocations: 344.8 kB / 1.046 GB, free: 96.56 MB / 0.9948 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01135/0.5077, allocations: 7.236 MB / 1.053 GB, free: 94.45 MB / 0.9948 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.741e-05/0.5078, allocations: 13.31 kB / 1.054 GB, free: 94.45 MB / 0.9948 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003611/0.5082, allocations: 151.2 kB / 1.054 GB, free: 94.34 MB / 0.9948 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002696/0.5084, allocations: 331.4 kB / 1.054 GB, free: 94.31 MB / 0.9948 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0112/0.5196, allocations: 7.035 MB / 1.061 GB, free: 92.31 MB / 0.9948 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 0.02616/0.5458, allocations: 18.5 MB / 1.079 GB, free: 82 MB / 0.9948 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.006148/0.5519, allocations: 3.728 MB / 1.083 GB, free: 80.71 MB / 0.9948 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004193/0.5561, allocations: 2.527 MB / 1.085 GB, free: 79.98 MB / 0.9948 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000185/0.5563, allocations: 45.22 kB / 1.085 GB, free: 79.97 MB / 0.9948 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.207e-05/0.5563, allocations: 65.23 kB / 1.085 GB, free: 79.91 MB / 0.9948 GB
Notification: Performance of pre-optimization done (n=208): time 4.037e-06/0.5564, allocations: 0 / 1.085 GB, free: 79.91 MB / 0.9948 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 0.06363/0.62, allocations: 30.79 MB / 1.115 GB, free: 72.98 MB / 0.9948 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.627e-05/0.6201, allocations: 243.4 kB / 1.115 GB, free: 72.72 MB / 0.9948 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001696/0.6218, allocations: 1.525 MB / 1.117 GB, free: 72.17 MB / 0.9948 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005299/0.6223, allocations: 67.14 kB / 1.117 GB, free: 72.11 MB / 0.9948 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005678/0.6228, allocations: 1.546 MB / 1.118 GB, free: 70.96 MB / 0.9948 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007436/0.6236, allocations: 0.9566 MB / 1.119 GB, free: 70.14 MB / 0.9948 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008021/0.6244, allocations: 0.6352 MB / 1.12 GB, free: 69.78 MB / 0.9948 GB
Notification: Performance of setup shared object (initialization): time 2.842e-05/0.6244, allocations: 306.2 kB / 1.12 GB, free: 69.48 MB / 0.9948 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003775/0.6282, allocations: 2.691 MB / 1.123 GB, free: 68.08 MB / 0.9948 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004379/0.6326, allocations: 3.644 MB / 1.127 GB, free: 65.48 MB / 0.9948 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.008212/0.6408, allocations: 6.393 MB / 1.133 GB, free: 61.47 MB / 0.9948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.966e-05/0.6408, allocations: 11.47 kB / 1.133 GB, free: 61.46 MB / 0.9948 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 0.01627/0.6571, allocations: 10.81 MB / 1.143 GB, free: 53.89 MB / 0.9948 GB
Notification: Performance of prepare postOptimizeDAE: time 4.14e-05/0.6572, allocations: 16 kB / 1.143 GB, free: 53.88 MB / 0.9948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.29e-05/0.6572, allocations: 28 kB / 1.143 GB, free: 53.85 MB / 0.9948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.009711/0.6669, allocations: 5.532 MB / 1.149 GB, free: 48.3 MB / 0.9948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002419/0.6693, allocations: 0.9908 MB / 1.15 GB, free: 47.31 MB / 0.9948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02245/0.6918, allocations: 27.48 MB / 1.177 GB, free: 19.49 MB / 0.9948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002916/0.6947, allocations: 0.5733 MB / 1.177 GB, free: 18.91 MB / 0.9948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004438/0.6951, allocations: 159.9 kB / 1.177 GB, free: 18.76 MB / 0.9948 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.004945/0.7001, allocations: 3.984 MB / 1.181 GB, free: 14.77 MB / 0.9948 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00371/0.7038, allocations: 3.611 MB / 1.185 GB, free: 10.76 MB / 0.9948 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0456/0.7494, allocations: 24.46 MB / 1.209 GB, free: 1.828 MB / 1.01 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.522e-05/0.7494, allocations: 8 kB / 1.209 GB, free: 1.82 MB / 1.01 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 0.0162/0.7656, allocations: 10.18 MB / 1.219 GB, free: 7.57 MB / 1.026 GB
Notification: Performance of prepare postOptimizeDAE: time 2.849e-05/0.7656, allocations: 16 kB / 1.219 GB, free: 7.555 MB / 1.026 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.224e-05/0.7657, allocations: 24 kB / 1.219 GB, free: 7.531 MB / 1.026 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.00838/0.7741, allocations: 4.312 MB / 1.223 GB, free: 3.203 MB / 1.026 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002727/0.7768, allocations: 1.034 MB / 1.224 GB, free: 2.168 MB / 1.026 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02326/0.8, allocations: 26.27 MB / 1.249 GB, free: 7.336 MB / 1.057 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002998/0.803, allocations: 0.5614 MB / 1.25 GB, free: 6.773 MB / 1.057 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004754/0.8035, allocations: 148 kB / 1.25 GB, free: 6.629 MB / 1.057 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 0.0008581/0.8044, allocations: 399.7 kB / 1.251 GB, free: 6.234 MB / 1.057 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005716/0.8049, allocations: 214.7 kB / 1.251 GB, free: 6.023 MB / 1.057 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 0.01597/0.8209, allocations: 9.943 MB / 1.26 GB, free: 12.05 MB / 1.073 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.655e-05/0.8209, allocations: 28 kB / 1.26 GB, free: 12.02 MB / 1.073 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.38e-05/0.821, allocations: 12 kB / 1.26 GB, free: 12.01 MB / 1.073 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.738e-05/0.821, allocations: 15.95 kB / 1.26 GB, free: 11.99 MB / 1.073 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 0.02537/0.8464, allocations: 15.36 MB / 1.275 GB, free: 12.51 MB / 1.089 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.793e-05/0.8464, allocations: 12.03 kB / 1.275 GB, free: 12.5 MB / 1.089 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002013/0.8484, allocations: 0.7371 MB / 1.276 GB, free: 11.76 MB / 1.089 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01076/0.8592, allocations: 5.172 MB / 1.281 GB, free: 6.578 MB / 1.089 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006321/0.8598, allocations: 75.95 kB / 1.281 GB, free: 6.504 MB / 1.089 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02743/0.8873, allocations: 26.55 MB / 1.307 GB, free: 11.55 MB / 1.12 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.977e-06/0.8873, allocations: 20.97 kB / 1.307 GB, free: 11.53 MB / 1.12 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 0.0161/0.9034, allocations: 9.848 MB / 1.317 GB, free: 1.461 MB / 1.12 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001707/0.9051, allocations: 0.6623 MB / 1.318 GB, free: 0.7969 MB / 1.12 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006744/0.9058, allocations: 52 kB / 1.318 GB, free: 0.7461 MB / 1.12 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002218/0.908, allocations: 0.5109 MB / 1.318 GB, free: 240 kB / 1.12 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006286/0.9086, allocations: 238.3 kB / 1.318 GB, free: 0 / 1.12 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001889/0.9088, allocations: 95.95 kB / 1.318 GB, free: 15.91 MB / 1.135 GB
Notification: Performance of sorting global known variables: time 0.001143/0.9099, allocations: 0.9972 MB / 1.319 GB, free: 14.91 MB / 1.135 GB
Notification: Performance of sort global known variables: time 3.91e-07/0.9099, allocations: 0 / 1.319 GB, free: 14.91 MB / 1.135 GB
Notification: Performance of remove unused functions: time 0.006139/0.9161, allocations: 1.855 MB / 1.321 GB, free: 13.05 MB / 1.135 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 0.01678/0.9329, allocations: 10.53 MB / 1.331 GB, free: 2.309 MB / 1.135 GB
Notification: Performance of simCode: created initialization part: time 0.02003/0.9529, allocations: 12.01 MB / 1.343 GB, free: 6.191 MB / 1.151 GB
Notification: Performance of simCode: created event and clocks part: time 9.808e-06/0.9529, allocations: 4 kB / 1.343 GB, free: 6.188 MB / 1.151 GB
Notification: Performance of simCode: created simulation system equations: time 0.007096/0.96, allocations: 4.254 MB / 1.347 GB, free: 1.887 MB / 1.151 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002131/0.9621, allocations: 288.7 kB / 1.348 GB, free: 1.613 MB / 1.151 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 0.0683/1.03, allocations: 42.19 MB / 1.389 GB, free: 6.195 MB / 1.198 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002637/1.033, allocations: 2.293 MB / 1.391 GB, free: 3.859 MB / 1.198 GB
Notification: Performance of simCode: alias equations: time 0.003037/1.036, allocations: 1.653 MB / 1.393 GB, free: 2.203 MB / 1.198 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001735/1.038, allocations: 1.23 MB / 1.394 GB, free: 0.9727 MB / 1.198 GB
Notification: Performance of SimCode: time 1.433e-06/1.038, allocations: 0 / 1.394 GB, free: 0.9727 MB / 1.198 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1156/1.153, allocations: 104.5 MB / 1.496 GB, free: 9.082 MB / 1.307 GB
Notification: Performance of buildModelFMU: Generate platform static: time 10.19/11.34, allocations: 11.14 kB / 1.496 GB, free: 9.074 MB / 1.307 GB
"
[Timeout remaining time 289]
(rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD_res.mat --tempDir=temp_Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=400 --tolerance=1e-06 Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 15.458719530142844]
Failed to read output from testmodel.py, exit status != 0:
11.467656578868628 11.476396621 11.426199142
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x71b30f3b03e0>