Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.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) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001275/0.001275, allocations: 115.5 kB / 17.08 MB, free: 5.988 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001268/0.001269, allocations: 194.2 kB / 20.03 MB, free: 3.059 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.439/1.439, allocations: 222.9 MB / 245.7 MB, free: 4.223 MB / 190.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.741/2.741, allocations: 437.1 MB / 0.7177 GB, free: 4.531 MB / 0.5606 GB
"
[Timeout remaining time 177]
Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 0.002005/0.002005, allocations: 59.91 kB / 1.028 GB, free: 13.58 MB / 0.7794 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2934/0.2954, allocations: 151.6 MB / 1.176 GB, free: 5.828 MB / 0.92 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02387/0.3193, allocations: 18.27 MB / 1.194 GB, free: 3.484 MB / 0.9356 GB
Notification: Performance of NFInst.instExpressions: time 0.01235/0.3317, allocations: 6.816 MB / 1.2 GB, free: 12.65 MB / 0.9512 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001868/0.3336, allocations: 55.88 kB / 1.2 GB, free: 12.59 MB / 0.9512 GB
Notification: Performance of NFTyping.typeComponents: time 0.004312/0.3379, allocations: 1.477 MB / 1.202 GB, free: 11.11 MB / 0.9512 GB
Notification: Performance of NFTyping.typeBindings: time 0.004422/0.3424, allocations: 1.428 MB / 1.203 GB, free: 9.68 MB / 0.9512 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003604/0.346, allocations: 1.274 MB / 1.205 GB, free: 8.406 MB / 0.9512 GB
Notification: Performance of NFFlatten.flatten: time 0.007108/0.3531, allocations: 5.461 MB / 1.21 GB, free: 2.934 MB / 0.9512 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009252/0.3624, allocations: 7.116 MB / 1.217 GB, free: 11.71 MB / 0.9669 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003865/0.3663, allocations: 2.372 MB / 1.219 GB, free: 9.328 MB / 0.9669 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004828/0.3712, allocations: 2.964 MB / 1.222 GB, free: 6.355 MB / 0.9669 GB
Notification: Performance of NFPackage.collectConstants: time 0.001233/0.3724, allocations: 0.5156 MB / 1.223 GB, free: 5.84 MB / 0.9669 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00282/0.3753, allocations: 1.276 MB / 1.224 GB, free: 4.562 MB / 0.9669 GB
Notification: Performance of NFScalarize.scalarize: time 0.002835/0.3781, allocations: 2.242 MB / 1.226 GB, free: 2.316 MB / 0.9669 GB
Notification: Performance of NFVerifyModel.verify: time 0.003289/0.3814, allocations: 2.194 MB / 1.228 GB, free: 116 kB / 0.9669 GB
Notification: Performance of NFConvertDAE.convert: time 0.009775/0.3912, allocations: 7.796 MB / 1.236 GB, free: 8.293 MB / 0.9825 GB
Notification: Performance of FrontEnd - DAE generated: time 7.153e-06/0.3913, allocations: 0 / 1.236 GB, free: 8.293 MB / 0.9825 GB
Notification: Performance of FrontEnd: time 2.485e-06/0.3913, allocations: 0 / 1.236 GB, free: 8.293 MB / 0.9825 GB
Notification: Performance of Transformations before backend: time 0.0002614/0.3915, allocations: 3.938 kB / 1.236 GB, free: 8.289 MB / 0.9825 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 0.01046/0.402, allocations: 3.915 MB / 1.24 GB, free: 4.309 MB / 0.9825 GB
Notification: Performance of prepare preOptimizeDAE: time 4.755e-05/0.4021, allocations: 12.03 kB / 1.24 GB, free: 4.297 MB / 0.9825 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01397/0.416, allocations: 2.433 MB / 1.242 GB, free: 1.859 MB / 0.9825 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00515/0.4212, allocations: 2.191 MB / 1.244 GB, free: 15.62 MB / 0.9981 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002622/0.4215, allocations: 267.4 kB / 1.244 GB, free: 15.36 MB / 0.9981 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001382/0.4229, allocations: 355.9 kB / 1.245 GB, free: 15.01 MB / 0.9981 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01671/0.4396, allocations: 7.163 MB / 1.252 GB, free: 7.746 MB / 0.9981 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.825e-05/0.4397, allocations: 3.953 kB / 1.252 GB, free: 7.742 MB / 0.9981 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004903/0.4402, allocations: 148 kB / 1.252 GB, free: 7.598 MB / 0.9981 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004907/0.4407, allocations: 330.1 kB / 1.252 GB, free: 7.273 MB / 0.9981 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01736/0.4581, allocations: 7.051 MB / 1.259 GB, free: 212 kB / 0.9981 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 0.7129/1.171, allocations: 26.6 MB / 1.285 GB, free: 55.63 MB / 0.9981 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008767/1.18, allocations: 4.992 MB / 1.29 GB, free: 52.89 MB / 0.9981 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00627/1.186, allocations: 2.606 MB / 1.292 GB, free: 52.13 MB / 0.9981 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002573/1.186, allocations: 135 kB / 1.293 GB, free: 52.03 MB / 0.9981 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.109e-05/1.187, allocations: 59.8 kB / 1.293 GB, free: 51.97 MB / 0.9981 GB
Notification: Performance of pre-optimization done (n=208): time 4.248e-06/1.187, allocations: 0 / 1.293 GB, free: 51.97 MB / 0.9981 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 0.1056/1.292, allocations: 31.19 MB / 1.323 GB, free: 40.74 MB / 0.9981 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.01e-05/1.292, allocations: 243.2 kB / 1.323 GB, free: 40.48 MB / 0.9981 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002186/1.294, allocations: 1.471 MB / 1.325 GB, free: 39.71 MB / 0.9981 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005338/1.295, allocations: 71.52 kB / 1.325 GB, free: 39.64 MB / 0.9981 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007444/1.296, allocations: 1.55 MB / 1.326 GB, free: 38.38 MB / 0.9981 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008461/1.297, allocations: 0.9642 MB / 1.327 GB, free: 37.54 MB / 0.9981 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001023/1.298, allocations: 0.6377 MB / 1.328 GB, free: 37.19 MB / 0.9981 GB
Notification: Performance of setup shared object (initialization): time 4.08e-05/1.298, allocations: 301.1 kB / 1.328 GB, free: 36.89 MB / 0.9981 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005739/1.303, allocations: 2.693 MB / 1.331 GB, free: 35.49 MB / 0.9981 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005887/1.309, allocations: 3.569 MB / 1.334 GB, free: 32.97 MB / 0.9981 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01153/1.321, allocations: 6.404 MB / 1.341 GB, free: 28.92 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.845e-05/1.321, allocations: 7.625 kB / 1.341 GB, free: 28.92 MB / 0.9981 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 0.02574/1.347, allocations: 11.03 MB / 1.351 GB, free: 18.42 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 3.618e-05/1.347, allocations: 16 kB / 1.351 GB, free: 18.41 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.886e-05/1.347, allocations: 28.56 kB / 1.351 GB, free: 18.38 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0188/1.366, allocations: 5.54 MB / 1.357 GB, free: 12.83 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004243/1.37, allocations: 0.9945 MB / 1.358 GB, free: 11.83 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04217/1.412, allocations: 28.21 MB / 1.385 GB, free: 15.18 MB / 1.029 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004894/1.417, allocations: 0.5733 MB / 1.386 GB, free: 14.61 MB / 1.029 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004974/1.418, allocations: 151.9 kB / 1.386 GB, free: 14.46 MB / 1.029 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008521/1.426, allocations: 3.988 MB / 1.39 GB, free: 10.46 MB / 1.029 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007027/1.433, allocations: 3.528 MB / 1.393 GB, free: 6.559 MB / 1.029 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09158/1.525, allocations: 24.63 MB / 1.417 GB, free: 13.42 MB / 1.061 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.807e-05/1.525, allocations: 11.94 kB / 1.417 GB, free: 13.41 MB / 1.061 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 0.02727/1.552, allocations: 10.54 MB / 1.428 GB, free: 2.73 MB / 1.061 GB
Notification: Performance of prepare postOptimizeDAE: time 3.394e-05/1.552, allocations: 17.72 kB / 1.428 GB, free: 2.715 MB / 1.061 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.443e-05/1.552, allocations: 28 kB / 1.428 GB, free: 2.688 MB / 1.061 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0156/1.568, allocations: 4.322 MB / 1.432 GB, free: 14.35 MB / 1.076 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004726/1.573, allocations: 1.045 MB / 1.433 GB, free: 13.3 MB / 1.076 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03792/1.61, allocations: 27.14 MB / 1.46 GB, free: 1.457 MB / 1.092 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004946/1.615, allocations: 0.5538 MB / 1.46 GB, free: 0.9023 MB / 1.092 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005998/1.616, allocations: 144 kB / 1.46 GB, free: 0.7617 MB / 1.092 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 0.001024/1.617, allocations: 400.3 kB / 1.461 GB, free: 372 kB / 1.092 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007549/1.618, allocations: 218.6 kB / 1.461 GB, free: 152 kB / 1.092 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 0.02914/1.647, allocations: 10.19 MB / 1.471 GB, free: 6.004 MB / 1.107 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.842e-05/1.647, allocations: 28 kB / 1.471 GB, free: 5.977 MB / 1.107 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.864e-05/1.647, allocations: 12 kB / 1.471 GB, free: 5.965 MB / 1.107 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.455e-05/1.647, allocations: 15.94 kB / 1.471 GB, free: 5.949 MB / 1.107 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 0.0411/1.688, allocations: 16.28 MB / 1.487 GB, free: 5.461 MB / 1.123 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.13e-05/1.688, allocations: 11.94 kB / 1.487 GB, free: 5.453 MB / 1.123 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003761/1.692, allocations: 0.7332 MB / 1.487 GB, free: 4.719 MB / 1.123 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.02064/1.713, allocations: 5.169 MB / 1.492 GB, free: 15.54 MB / 1.139 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006106/1.714, allocations: 75.95 kB / 1.493 GB, free: 15.46 MB / 1.139 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04742/1.761, allocations: 27.27 MB / 1.519 GB, free: 3.684 MB / 1.154 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.475e-05/1.761, allocations: 16.02 kB / 1.519 GB, free: 3.668 MB / 1.154 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 0.02914/1.79, allocations: 10.11 MB / 1.529 GB, free: 9.309 MB / 1.17 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002288/1.792, allocations: 0.7338 MB / 1.53 GB, free: 8.555 MB / 1.17 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004956/1.793, allocations: 55.98 kB / 1.53 GB, free: 8.5 MB / 1.17 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003823/1.797, allocations: 0.5109 MB / 1.53 GB, free: 7.988 MB / 1.17 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009452/1.798, allocations: 226.3 kB / 1.531 GB, free: 7.77 MB / 1.17 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002722/1.798, allocations: 91.95 kB / 1.531 GB, free: 7.68 MB / 1.17 GB
Notification: Performance of sorting global known variables: time 0.001935/1.8, allocations: 1.009 MB / 1.532 GB, free: 6.668 MB / 1.17 GB
Notification: Performance of sort global known variables: time 1.5e-07/1.8, allocations: 0 / 1.532 GB, free: 6.668 MB / 1.17 GB
Notification: Performance of remove unused functions: time 0.00754/1.808, allocations: 1.852 MB / 1.533 GB, free: 4.816 MB / 1.17 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)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0005717/1.808, allocations: 180.9 kB / 1.534 GB, free: 4.629 MB / 1.17 GB
Notification: Performance of simCode: created initialization part: time 0.0326/1.841, allocations: 12.47 MB / 1.546 GB, free: 8.039 MB / 1.186 GB
Notification: Performance of simCode: created event and clocks part: time 1.82e-05/1.841, allocations: 4 kB / 1.546 GB, free: 8.035 MB / 1.186 GB
Notification: Performance of simCode: created simulation system equations: time 0.01226/1.853, allocations: 4.427 MB / 1.55 GB, free: 3.574 MB / 1.186 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002584/1.856, allocations: 303.1 kB / 1.55 GB, free: 3.285 MB / 1.186 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02848/1.884, allocations: 10.15 MB / 1.56 GB, free: 9 MB / 1.201 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004448/1.889, allocations: 2.912 MB / 1.563 GB, free: 6.051 MB / 1.201 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001279/1.89, allocations: 211.3 kB / 1.563 GB, free: 5.844 MB / 1.201 GB
Notification: Performance of SimCode: time 9.12e-07/1.89, allocations: 0 / 1.563 GB, free: 5.844 MB / 1.201 GB
Notification: Performance of Templates: time 0.1633/2.053, allocations: 108.1 MB / 1.669 GB, free: 9.742 MB / 1.311 GB
"
[Timeout remaining time 298]
make -j1 -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300]
(rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=400  -emit_protected -lv LOG_STATS > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 400]
[Calling os._exit(0), Time elapsed: 17.725284990970977]
Failed to read output from testmodel.py, exit status != 0:
2.0624936900567263 2.078005327 1.68366299
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fb8ab2a2050>