Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_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 0.00132/0.00132, allocations: 113.5 kB / 19.73 MB, free: 2.242 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001487/0.001487, allocations: 212.2 kB / 23.04 MB, free: 5.074 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.399/1.399, allocations: 230.6 MB / 256.8 MB, free: 7.988 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo): time 2.696/2.696, allocations: 476.7 MB / 0.7714 GB, free: 4.309 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 11.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.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_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.00203/0.00203, allocations: 71.64 kB / 1.118 GB, free: 8.973 MB / 0.8419 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3437/0.3457, allocations: 169.9 MB / 1.284 GB, free: 3.746 MB / 0.9825 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02557/0.3713, allocations: 19.3 MB / 1.303 GB, free: 392 kB / 0.9981 GB
Notification: Performance of NFInst.instExpressions: time 0.01302/0.3843, allocations: 7.077 MB / 1.31 GB, free: 9.289 MB / 1.014 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001735/0.386, allocations: 63.75 kB / 1.31 GB, free: 9.227 MB / 1.014 GB
Notification: Performance of NFTyping.typeComponents: time 0.004364/0.3904, allocations: 1.543 MB / 1.312 GB, free: 7.68 MB / 1.014 GB
Notification: Performance of NFTyping.typeBindings: time 0.004187/0.3946, allocations: 1.451 MB / 1.313 GB, free: 6.223 MB / 1.014 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003796/0.3984, allocations: 1.302 MB / 1.314 GB, free: 4.918 MB / 1.014 GB
Notification: Performance of NFFlatten.flatten: time 0.00781/0.4062, allocations: 5.476 MB / 1.32 GB, free: 15.43 MB / 1.029 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.007537/0.4137, allocations: 3.402 MB / 1.323 GB, free: 11.93 MB / 1.029 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004722/0.4184, allocations: 2.412 MB / 1.325 GB, free: 9.516 MB / 1.029 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005964/0.4244, allocations: 3.175 MB / 1.328 GB, free: 6.332 MB / 1.029 GB
Notification: Performance of NFPackage.collectConstants: time 0.001813/0.4262, allocations: 0.5156 MB / 1.329 GB, free: 5.816 MB / 1.029 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00364/0.4299, allocations: 1.287 MB / 1.33 GB, free: 4.527 MB / 1.029 GB
Notification: Performance of NFScalarize.scalarize: time 0.004529/0.4344, allocations: 2.307 MB / 1.332 GB, free: 2.215 MB / 1.029 GB
Notification: Performance of NFVerifyModel.verify: time 0.004823/0.4392, allocations: 2.19 MB / 1.335 GB, free: 16 kB / 1.029 GB
Notification: Performance of NFConvertDAE.convert: time 0.01224/0.4515, allocations: 7.792 MB / 1.342 GB, free: 8.199 MB / 1.045 GB
Notification: Performance of FrontEnd - DAE generated: time 7.394e-06/0.4515, allocations: 3.984 kB / 1.342 GB, free: 8.195 MB / 1.045 GB
Notification: Performance of FrontEnd: time 1.653e-06/0.4515, allocations: 3.938 kB / 1.342 GB, free: 8.191 MB / 1.045 GB
Notification: Performance of Transformations before backend: time 0.0002309/0.4517, allocations: 7.938 kB / 1.342 GB, free: 8.184 MB / 1.045 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 0.01101/0.4627, allocations: 3.84 MB / 1.346 GB, free: 4.297 MB / 1.045 GB
Notification: Performance of prepare preOptimizeDAE: time 4.404e-05/0.4627, allocations: 8.031 kB / 1.346 GB, free: 4.289 MB / 1.045 GB
Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 0.0001231/0.4629, allocations: 95.36 kB / 1.346 GB, free: 4.195 MB / 1.045 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00145/0.4643, allocations: 0.5465 MB / 1.347 GB, free: 3.641 MB / 1.045 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01393/0.4782, allocations: 2.429 MB / 1.349 GB, free: 1.207 MB / 1.045 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005786/0.484, allocations: 2.173 MB / 1.351 GB, free: 15 MB / 1.061 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002572/0.4843, allocations: 271.1 kB / 1.351 GB, free: 14.73 MB / 1.061 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001176/0.4855, allocations: 348 kB / 1.352 GB, free: 14.39 MB / 1.061 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01758/0.503, allocations: 7.162 MB / 1.359 GB, free: 7.129 MB / 1.061 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.532e-05/0.5031, allocations: 8 kB / 1.359 GB, free: 7.121 MB / 1.061 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006395/0.5038, allocations: 148 kB / 1.359 GB, free: 6.977 MB / 1.061 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005465/0.5043, allocations: 338.1 kB / 1.359 GB, free: 6.645 MB / 1.061 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01892/0.5232, allocations: 7.043 MB / 1.366 GB, free: 15.59 MB / 1.076 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 0.04266/0.5659, allocations: 26.1 MB / 1.391 GB, free: 3.352 MB / 1.092 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009135/0.575, allocations: 3.733 MB / 1.395 GB, free: 15.59 MB / 1.107 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006696/0.5817, allocations: 2.534 MB / 1.398 GB, free: 13.04 MB / 1.107 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003301/0.5821, allocations: 49.94 kB / 1.398 GB, free: 12.98 MB / 1.107 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.752e-05/0.5821, allocations: 68.44 kB / 1.398 GB, free: 12.91 MB / 1.107 GB
Notification: Performance of pre-optimization done (n=208): time 7.053e-06/0.5821, allocations: 3.984 kB / 1.398 GB, free: 12.91 MB / 1.107 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 0.1145/0.6966, allocations: 30.79 MB / 1.428 GB, free: 14.12 MB / 1.139 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001795/0.6968, allocations: 239.6 kB / 1.428 GB, free: 13.84 MB / 1.139 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002973/0.6998, allocations: 1.473 MB / 1.429 GB, free: 12.36 MB / 1.139 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006138/0.7004, allocations: 69.7 kB / 1.429 GB, free: 12.29 MB / 1.139 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001406/0.7018, allocations: 1.55 MB / 1.431 GB, free: 10.72 MB / 1.139 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001629/0.7034, allocations: 0.9644 MB / 1.432 GB, free: 9.746 MB / 1.139 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001832/0.7053, allocations: 0.6399 MB / 1.433 GB, free: 9.098 MB / 1.139 GB
Notification: Performance of setup shared object (initialization): time 0.0001478/0.7054, allocations: 305.1 kB / 1.433 GB, free: 8.797 MB / 1.139 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006927/0.7123, allocations: 2.698 MB / 1.435 GB, free: 6.09 MB / 1.139 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007735/0.7201, allocations: 3.563 MB / 1.439 GB, free: 2.148 MB / 1.139 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01424/0.7343, allocations: 6.399 MB / 1.445 GB, free: 11.35 MB / 1.154 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.905e-05/0.7343, allocations: 12 kB / 1.445 GB, free: 11.34 MB / 1.154 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 0.03159/0.7659, allocations: 10.8 MB / 1.456 GB, free: 484 kB / 1.154 GB
Notification: Performance of prepare postOptimizeDAE: time 4.658e-05/0.766, allocations: 16.56 kB / 1.456 GB, free: 468 kB / 1.154 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.828e-05/0.766, allocations: 28 kB / 1.456 GB, free: 440 kB / 1.154 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02051/0.7865, allocations: 5.548 MB / 1.461 GB, free: 10.87 MB / 1.17 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004615/0.7912, allocations: 0.9906 MB / 1.462 GB, free: 9.875 MB / 1.17 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04959/0.8407, allocations: 27.89 MB / 1.489 GB, free: 13.61 MB / 1.201 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004713/0.8455, allocations: 0.5733 MB / 1.49 GB, free: 13.04 MB / 1.201 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006115/0.8461, allocations: 148 kB / 1.49 GB, free: 12.89 MB / 1.201 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008991/0.8551, allocations: 3.988 MB / 1.494 GB, free: 8.898 MB / 1.201 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007544/0.8626, allocations: 3.528 MB / 1.497 GB, free: 4.988 MB / 1.201 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09179/0.9544, allocations: 24.46 MB / 1.521 GB, free: 12.04 MB / 1.232 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.767e-05/0.9544, allocations: 8 kB / 1.521 GB, free: 12.04 MB / 1.232 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 0.02836/0.9828, allocations: 10.17 MB / 1.531 GB, free: 1.793 MB / 1.232 GB
Notification: Performance of prepare postOptimizeDAE: time 4.976e-05/0.9828, allocations: 23.92 kB / 1.531 GB, free: 1.77 MB / 1.232 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.956e-05/0.9829, allocations: 27.94 kB / 1.531 GB, free: 1.742 MB / 1.232 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01609/0.999, allocations: 4.319 MB / 1.536 GB, free: 13.41 MB / 1.248 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004804/1.004, allocations: 1.049 MB / 1.537 GB, free: 12.36 MB / 1.248 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04025/1.044, allocations: 26.72 MB / 1.563 GB, free: 1.012 MB / 1.264 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005035/1.049, allocations: 0.5537 MB / 1.563 GB, free: 468 kB / 1.264 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006523/1.05, allocations: 156.3 kB / 1.563 GB, free: 312 kB / 1.264 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 0.5838/1.634, allocations: 392.1 kB / 1.564 GB, free: 260.8 MB / 1.264 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008271/1.634, allocations: 209.7 kB / 1.564 GB, free: 260.8 MB / 1.264 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 0.02938/1.664, allocations: 9.934 MB / 1.574 GB, free: 260.6 MB / 1.264 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.603e-05/1.664, allocations: 28.16 kB / 1.574 GB, free: 260.6 MB / 1.264 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.464e-05/1.664, allocations: 12.62 kB / 1.574 GB, free: 260.6 MB / 1.264 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.597e-05/1.664, allocations: 14.44 kB / 1.574 GB, free: 260.6 MB / 1.264 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 0.03621/1.7, allocations: 16.01 MB / 1.589 GB, free: 255.4 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.03e-05/1.7, allocations: 7.062 kB / 1.589 GB, free: 255.4 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003323/1.703, allocations: 0.7367 MB / 1.59 GB, free: 255.4 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01738/1.721, allocations: 5.171 MB / 1.595 GB, free: 254.8 MB / 1.264 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00071/1.722, allocations: 76.42 kB / 1.595 GB, free: 254.8 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0322/1.754, allocations: 26.96 MB / 1.622 GB, free: 238.1 MB / 1.264 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.402e-06/1.754, allocations: 20.03 kB / 1.622 GB, free: 238.1 MB / 1.264 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 0.02161/1.775, allocations: 9.865 MB / 1.631 GB, free: 228.1 MB / 1.264 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001876/1.777, allocations: 0.663 MB / 1.632 GB, free: 227.4 MB / 1.264 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004713/1.778, allocations: 63.92 kB / 1.632 GB, free: 227.3 MB / 1.264 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003353/1.781, allocations: 0.4992 MB / 1.632 GB, free: 226.8 MB / 1.264 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006709/1.782, allocations: 234.2 kB / 1.633 GB, free: 226.6 MB / 1.264 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002035/1.782, allocations: 99.94 kB / 1.633 GB, free: 226.5 MB / 1.264 GB
Notification: Performance of sorting global known variables: time 0.001169/1.783, allocations: 1.001 MB / 1.634 GB, free: 225.5 MB / 1.264 GB
Notification: Performance of sort global known variables: time 1.3e-07/1.783, allocations: 0 / 1.634 GB, free: 225.5 MB / 1.264 GB
Notification: Performance of remove unused functions: time 0.005204/1.788, allocations: 1.855 MB / 1.635 GB, free: 223.6 MB / 1.264 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 0.02182/1.81, allocations: 10.54 MB / 1.646 GB, free: 212.9 MB / 1.264 GB
Notification: Performance of simCode: created initialization part: time 0.02397/1.834, allocations: 12.02 MB / 1.658 GB, free: 200.8 MB / 1.264 GB
Notification: Performance of simCode: created event and clocks part: time 1.04e-05/1.834, allocations: 0 / 1.658 GB, free: 200.8 MB / 1.264 GB
Notification: Performance of simCode: created simulation system equations: time 0.009309/1.843, allocations: 4.28 MB / 1.662 GB, free: 196.5 MB / 1.264 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002291/1.846, allocations: 286.1 kB / 1.662 GB, free: 196.2 MB / 1.264 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 0.08295/1.929, allocations: 42.12 MB / 1.703 GB, free: 152.9 MB / 1.264 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002564/1.931, allocations: 2.853 MB / 1.706 GB, free: 150 MB / 1.264 GB
Notification: Performance of simCode: alias equations: time 0.003884/1.935, allocations: 1.653 MB / 1.707 GB, free: 148.4 MB / 1.264 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001613/1.937, allocations: 1.226 MB / 1.709 GB, free: 147.1 MB / 1.264 GB
Notification: Performance of SimCode: time 1.142e-06/1.937, allocations: 0 / 1.709 GB, free: 147.1 MB / 1.264 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1403/2.077, allocations: 107.8 MB / 1.814 GB, free: 39.73 MB / 1.264 GB
Notification: Performance of buildModelFMU: Generate platform static: time 17.76/19.84, allocations: 6.469 kB / 1.814 GB, free: 39.72 MB / 1.264 GB
"
[Timeout remaining time 280]
(rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD_res.mat --tempDir=temp_Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=400 --tolerance=1e-06 Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 26.222421621961985]
Failed to read output from testmodel.py, exit status != 0:
20.066730810969602 20.076742279 19.622604885
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fab829df3a0>