Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/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 Buildings with version 10.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/package.mo): time 2.171/2.171, allocations: 391.2 MB / 407 MB, free: 10.84 MB / 314.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00118/0.00118, allocations: 189.3 kB / 499.1 MB, free: 4.629 MB / 394.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.482/1.482, allocations: 222.9 MB / 0.7948 GB, free: 15.79 MB / 0.5573 GB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001039/0.001039, allocations: 94.58 kB / 0.9329 GB, free: 7.074 MB / 0.6823 GB
Notification: Performance of FrontEnd - loaded program: time 0.001076/0.001076, allocations: 49.16 kB / 1.081 GB, free: 218.3 MB / 0.823 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3178/0.3189, allocations: 140.6 MB / 1.218 GB, free: 117.2 MB / 0.823 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01736/0.3364, allocations: 18.13 MB / 1.236 GB, free: 98.98 MB / 0.823 GB
Notification: Performance of NFInst.instExpressions: time 0.01008/0.3465, allocations: 6.906 MB / 1.243 GB, free: 92.05 MB / 0.823 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00193/0.3485, allocations: 43.88 kB / 1.243 GB, free: 92.01 MB / 0.823 GB
Notification: Performance of NFTyping.typeComponents: time 0.003529/0.352, allocations: 1.357 MB / 1.244 GB, free: 90.65 MB / 0.823 GB
Notification: Performance of NFTyping.typeBindings: time 0.003658/0.3557, allocations: 1.343 MB / 1.245 GB, free: 89.3 MB / 0.823 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003025/0.3587, allocations: 1.174 MB / 1.246 GB, free: 88.12 MB / 0.823 GB
Notification: Performance of NFFlatten.flatten: time 0.006342/0.3651, allocations: 8.553 MB / 1.255 GB, free: 79.55 MB / 0.823 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008994/0.3741, allocations: 7.94 MB / 1.263 GB, free: 71.52 MB / 0.823 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003142/0.3773, allocations: 2.009 MB / 1.264 GB, free: 69.5 MB / 0.823 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004499/0.3818, allocations: 3.066 MB / 1.267 GB, free: 66.43 MB / 0.823 GB
Notification: Performance of NFPackage.collectConstants: time 0.001547/0.3834, allocations: 368 kB / 1.268 GB, free: 66.07 MB / 0.823 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003366/0.3868, allocations: 1.303 MB / 1.269 GB, free: 64.77 MB / 0.823 GB
Notification: Performance of NFScalarize.scalarize: time 0.002599/0.3894, allocations: 2.089 MB / 1.271 GB, free: 62.67 MB / 0.823 GB
Notification: Performance of NFVerifyModel.verify: time 0.002416/0.3918, allocations: 2.015 MB / 1.273 GB, free: 60.65 MB / 0.823 GB
Notification: Performance of NFConvertDAE.convert: time 0.007414/0.3992, allocations: 7.666 MB / 1.281 GB, free: 52.96 MB / 0.823 GB
Notification: Performance of FrontEnd - DAE generated: time 9.508e-06/0.3993, allocations: 8 kB / 1.281 GB, free: 52.95 MB / 0.823 GB
Notification: Performance of FrontEnd: time 2.815e-06/0.3993, allocations: 0 / 1.281 GB, free: 52.95 MB / 0.823 GB
Notification: Performance of Transformations before backend: time 0.0003043/0.3996, allocations: 0 / 1.281 GB, free: 52.95 MB / 0.823 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 0.00976/0.4094, allocations: 3.823 MB / 1.284 GB, free: 49.07 MB / 0.823 GB
Notification: Performance of prepare preOptimizeDAE: time 6.045e-05/0.4095, allocations: 11.98 kB / 1.284 GB, free: 49.06 MB / 0.823 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01231/0.4218, allocations: 2.349 MB / 1.287 GB, free: 46.7 MB / 0.823 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005791/0.4276, allocations: 2.163 MB / 1.289 GB, free: 44.5 MB / 0.823 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001797/0.4278, allocations: 267.5 kB / 1.289 GB, free: 44.23 MB / 0.823 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001207/0.4291, allocations: 355.9 kB / 1.289 GB, free: 43.89 MB / 0.823 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01372/0.4428, allocations: 7.123 MB / 1.296 GB, free: 36.66 MB / 0.823 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.569e-05/0.4429, allocations: 11.94 kB / 1.296 GB, free: 36.65 MB / 0.823 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003771/0.4433, allocations: 144 kB / 1.296 GB, free: 36.51 MB / 0.823 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003661/0.4437, allocations: 338.1 kB / 1.297 GB, free: 36.18 MB / 0.823 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01374/0.4574, allocations: 6.997 MB / 1.304 GB, free: 29.17 MB / 0.823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0317/0.4892, allocations: 26.64 MB / 1.33 GB, free: 368 kB / 0.823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008564/0.4978, allocations: 4.988 MB / 1.334 GB, free: 11.06 MB / 0.8386 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006036/0.5038, allocations: 2.596 MB / 1.337 GB, free: 8.441 MB / 0.8386 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003402/0.5042, allocations: 127 kB / 1.337 GB, free: 8.301 MB / 0.8386 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.288e-05/0.5043, allocations: 72.48 kB / 1.337 GB, free: 8.219 MB / 0.8386 GB
Notification: Performance of pre-optimization done (n=208): time 4.628e-06/0.5043, allocations: 0 / 1.337 GB, free: 8.219 MB / 0.8386 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.conv2.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.conv2.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 0.1096/0.614, allocations: 30.94 MB / 1.367 GB, free: 9.188 MB / 0.8698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001585/0.6142, allocations: 239.6 kB / 1.368 GB, free: 8.906 MB / 0.8698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00269/0.6169, allocations: 1.442 MB / 1.369 GB, free: 7.457 MB / 0.8698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007281/0.6176, allocations: 69.7 kB / 1.369 GB, free: 7.383 MB / 0.8698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001223/0.6189, allocations: 1.497 MB / 1.371 GB, free: 5.863 MB / 0.8698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001508/0.6204, allocations: 0.9203 MB / 1.371 GB, free: 4.93 MB / 0.8698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.002107/0.6225, allocations: 0.6279 MB / 1.372 GB, free: 4.293 MB / 0.8698 GB
Notification: Performance of setup shared object (initialization): time 0.0001196/0.6227, allocations: 313.1 kB / 1.372 GB, free: 3.984 MB / 0.8698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006446/0.6291, allocations: 2.674 MB / 1.375 GB, free: 1.301 MB / 0.8698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007345/0.6365, allocations: 3.544 MB / 1.378 GB, free: 13.38 MB / 0.8855 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01375/0.6503, allocations: 6.387 MB / 1.385 GB, free: 6.59 MB / 0.8855 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.435e-05/0.6504, allocations: 8 kB / 1.385 GB, free: 6.582 MB / 0.8855 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.conv2.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.conv2.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 0.03005/0.6804, allocations: 10.94 MB / 1.395 GB, free: 11.53 MB / 0.9011 GB
Notification: Performance of prepare postOptimizeDAE: time 7.307e-05/0.6805, allocations: 16 kB / 1.395 GB, free: 11.52 MB / 0.9011 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.518e-05/0.6806, allocations: 24 kB / 1.395 GB, free: 11.49 MB / 0.9011 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02173/0.7023, allocations: 5.486 MB / 1.401 GB, free: 5.988 MB / 0.9011 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004532/0.7069, allocations: 0.9866 MB / 1.402 GB, free: 5 MB / 0.9011 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.703/1.41, allocations: 25.76 MB / 1.427 GB, free: 179.1 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004978/1.415, allocations: 0.5496 MB / 1.427 GB, free: 179.1 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007419/1.416, allocations: 154.2 kB / 1.428 GB, free: 179.1 MB / 0.9167 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009703/1.425, allocations: 3.962 MB / 1.431 GB, free: 179 MB / 0.9167 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007792/1.433, allocations: 3.509 MB / 1.435 GB, free: 177.1 MB / 0.9167 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08921/1.523, allocations: 24.56 MB / 1.459 GB, free: 171.3 MB / 0.9167 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.159e-05/1.523, allocations: 8.531 kB / 1.459 GB, free: 171.3 MB / 0.9167 GB
Warning: The linear system: 
1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1]
]
  =
[
  -loadRL.load1.v[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.conv2.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]
]
 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_lambda0): time 0.02392/1.547, allocations: 10.49 MB / 1.469 GB, free: 164.7 MB / 0.9167 GB
Notification: Performance of prepare postOptimizeDAE: time 7.435e-05/1.547, allocations: 16 kB / 1.469 GB, free: 164.6 MB / 0.9167 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.62e-05/1.547, allocations: 28 kB / 1.469 GB, free: 164.6 MB / 0.9167 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01407/1.561, allocations: 4.242 MB / 1.473 GB, free: 160.4 MB / 0.9167 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004372/1.565, allocations: 1.033 MB / 1.474 GB, free: 159.3 MB / 0.9167 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02803/1.593, allocations: 24.95 MB / 1.499 GB, free: 133.9 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004446/1.598, allocations: 0.5318 MB / 1.499 GB, free: 133.4 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007199/1.599, allocations: 151.9 kB / 1.499 GB, free: 133.3 MB / 0.9167 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.i1[2]) - line2.i2[2] - line2.i3[2]
         0.0 = (-line2.i1[1]) - line2.i2[1] - line2.i3[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 0.001486/1.6, allocations: 399.4 kB / 1.5 GB, free: 132.9 MB / 0.9167 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000902/1.601, allocations: 205.7 kB / 1.5 GB, free: 132.8 MB / 0.9167 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 : transformer.conv2.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.conv2.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 postOpt wrapFunctionCalls (simulation): time 0.02504/1.626, allocations: 10.17 MB / 1.51 GB, free: 122.5 MB / 0.9167 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.736e-05/1.626, allocations: 28 kB / 1.51 GB, free: 122.5 MB / 0.9167 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.181e-05/1.626, allocations: 12 kB / 1.51 GB, free: 122.5 MB / 0.9167 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.08e-05/1.626, allocations: 11.95 kB / 1.51 GB, free: 122.5 MB / 0.9167 GB
Warning: The linear system: 
1 : 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]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : 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]
4 : transformer.conv2.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.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[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] ;
  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.conv2.V2[1]
]
 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 0.03438/1.661, allocations: 16.34 MB / 1.526 GB, free: 106 MB / 0.9167 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.685e-05/1.661, allocations: 8 kB / 1.526 GB, free: 106 MB / 0.9167 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003313/1.664, allocations: 0.7372 MB / 1.527 GB, free: 105.2 MB / 0.9167 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01786/1.682, allocations: 5.106 MB / 1.532 GB, free: 100.1 MB / 0.9167 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006911/1.683, allocations: 75.95 kB / 1.532 GB, free: 100 MB / 0.9167 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03175/1.714, allocations: 24.81 MB / 1.556 GB, free: 74.77 MB / 0.9167 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.794e-06/1.714, allocations: 15.94 kB / 1.556 GB, free: 74.75 MB / 0.9167 GB
Warning: The linear system: 
1 : 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]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : 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]
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.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[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.conv2.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]
]
 might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03206/1.747, allocations: 14.46 MB / 1.57 GB, free: 59.99 MB / 0.9167 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002079/1.749, allocations: 0.7264 MB / 1.571 GB, free: 59.24 MB / 0.9167 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007621/1.749, allocations: 52 kB / 1.571 GB, free: 59.19 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003875/1.753, allocations: 0.4992 MB / 1.571 GB, free: 58.69 MB / 0.9167 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001096/1.754, allocations: 226.3 kB / 1.571 GB, free: 58.47 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004321/1.755, allocations: 91.95 kB / 1.572 GB, free: 58.38 MB / 0.9167 GB
Notification: Performance of sorting global known variables: time 0.001573/1.756, allocations: 0.9816 MB / 1.573 GB, free: 57.4 MB / 0.9167 GB
Notification: Performance of sort global known variables: time 5.91e-07/1.756, allocations: 0 / 1.573 GB, free: 57.4 MB / 0.9167 GB
Notification: Performance of remove unused functions: time 0.008081/1.765, allocations: 1.844 MB / 1.574 GB, free: 55.55 MB / 0.9167 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 0.0006141/1.765, allocations: 178.4 kB / 1.575 GB, free: 55.38 MB / 0.9167 GB
Notification: Performance of simCode: created initialization part: time 0.02982/1.795, allocations: 12.35 MB / 1.587 GB, free: 42.91 MB / 0.9167 GB
Notification: Performance of simCode: created event and clocks part: time 2.278e-05/1.795, allocations: 5.812 kB / 1.587 GB, free: 42.91 MB / 0.9167 GB
Notification: Performance of simCode: created simulation system equations: time 0.01107/1.806, allocations: 4.386 MB / 1.591 GB, free: 38.49 MB / 0.9167 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003318/1.81, allocations: 281.9 kB / 1.591 GB, free: 38.22 MB / 0.9167 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02705/1.837, allocations: 12.54 MB / 1.603 GB, free: 25.56 MB / 0.9167 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004241/1.841, allocations: 2.939 MB / 1.606 GB, free: 22.59 MB / 0.9167 GB
Notification: Performance of simCode: alias equations: time 0.005471/1.846, allocations: 1.641 MB / 1.608 GB, free: 20.94 MB / 0.9167 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000888/1.847, allocations: 175.3 kB / 1.608 GB, free: 20.77 MB / 0.9167 GB
Notification: Performance of SimCode: time 2.344e-06/1.847, allocations: 0 / 1.608 GB, free: 20.77 MB / 0.9167 GB
Notification: Performance of Templates: time 0.114/1.961, allocations: 78.04 MB / 1.684 GB, free: 6.918 MB / 0.9792 GB
make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)