Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+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 0.00138/0.00138, allocations: 108.3 kB / 19.7 MB, free: 1.918 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 0.001534/0.001534, allocations: 214.8 kB / 22.99 MB, free: 4.977 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 1.533/1.533, allocations: 230.6 MB / 256.8 MB, free: 7.801 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.9994/0.9994, allocations: 149.9 MB / 463 MB, free: 10.39 MB / 366.1 MB
"
[Timeout remaining time 179]
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/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: translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 660]
"Notification: IBPSA 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 0.002111/0.002111, allocations: 66.08 kB / 0.6417 GB, free: 9.547 MB / 478.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2123/0.2144, allocations: 89.17 MB / 0.7287 GB, free: 460 kB / 0.545 GB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02494/0.2393, allocations: 17.91 MB / 0.7462 GB, free: 14.47 MB / 0.5762 GB
Notification: Performance of NFInst.instExpressions: time 0.01377/0.2531, allocations: 6.746 MB / 0.7528 GB, free: 7.711 MB / 0.5762 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002331/0.2554, allocations: 63.75 kB / 0.7529 GB, free: 7.648 MB / 0.5762 GB
Notification: Performance of NFTyping.typeComponents: time 0.004648/0.2601, allocations: 1.469 MB / 0.7543 GB, free: 6.176 MB / 0.5762 GB
Notification: Performance of NFTyping.typeBindings: time 0.004634/0.2647, allocations: 1.463 MB / 0.7557 GB, free: 4.707 MB / 0.5762 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004187/0.2689, allocations: 1.267 MB / 0.757 GB, free: 3.438 MB / 0.5762 GB
Notification: Performance of NFFlatten.flatten: time 0.4367/0.7056, allocations: 5.47 MB / 0.7623 GB, free: 11.17 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004901/0.7105, allocations: 3.377 MB / 0.7656 GB, free: 10.85 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004713/0.7152, allocations: 2.421 MB / 0.768 GB, free: 10.7 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006493/0.7217, allocations: 3.009 MB / 0.7709 GB, free: 10.45 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.00194/0.7236, allocations: 0.5136 MB / 0.7714 GB, free: 10.45 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004021/0.7277, allocations: 1.201 MB / 0.7726 GB, free: 10.45 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.00423/0.7319, allocations: 2.305 MB / 0.7748 GB, free: 10.26 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.004061/0.7359, allocations: 1.792 MB / 0.7766 GB, free: 9.871 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.01153/0.7475, allocations: 7.836 MB / 0.7842 GB, free: 9.148 MB / 0.5762 GB
Notification: Performance of FrontEnd - DAE generated: time 6.171e-06/0.7475, allocations: 2 kB / 0.7842 GB, free: 9.148 MB / 0.5762 GB
Notification: Performance of FrontEnd: time 1.623e-06/0.7475, allocations: 0 / 0.7842 GB, free: 9.148 MB / 0.5762 GB
Notification: Performance of Transformations before backend: time 0.0002426/0.7477, allocations: 0.875 kB / 0.7842 GB, free: 9.148 MB / 0.5762 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 0.01145/0.7592, allocations: 3.834 MB / 0.788 GB, free: 7.695 MB / 0.5762 GB
Notification: Performance of prepare preOptimizeDAE: time 4.148e-05/0.7592, allocations: 8.844 kB / 0.788 GB, free: 7.695 MB / 0.5762 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0129/0.7721, allocations: 2.435 MB / 0.7904 GB, free: 7.387 MB / 0.5762 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006784/0.7789, allocations: 2.17 MB / 0.7925 GB, free: 6.758 MB / 0.5762 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003005/0.7792, allocations: 270.8 kB / 0.7928 GB, free: 6.75 MB / 0.5762 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002554/0.7818, allocations: 348.5 kB / 0.7931 GB, free: 6.75 MB / 0.5762 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01861/0.8004, allocations: 7.237 MB / 0.8002 GB, free: 2.781 MB / 0.5762 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.64e-05/0.8004, allocations: 5.375 kB / 0.8002 GB, free: 2.781 MB / 0.5762 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005407/0.801, allocations: 149.6 kB / 0.8003 GB, free: 2.676 MB / 0.5762 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004685/0.8015, allocations: 334.5 kB / 0.8006 GB, free: 2.582 MB / 0.5762 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01626/0.8177, allocations: 7.033 MB / 0.8075 GB, free: 15.05 MB / 0.5919 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 0.03808/0.8558, allocations: 17.9 MB / 0.825 GB, free: 1.102 MB / 0.5919 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008906/0.8647, allocations: 3.714 MB / 0.8286 GB, free: 13.39 MB / 0.6075 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006585/0.8713, allocations: 2.53 MB / 0.8311 GB, free: 10.84 MB / 0.6075 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002736/0.8716, allocations: 41.98 kB / 0.8311 GB, free: 10.8 MB / 0.6075 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.501e-05/0.8716, allocations: 58.98 kB / 0.8312 GB, free: 10.74 MB / 0.6075 GB
Notification: Performance of pre-optimization done (n=208): time 5.651e-06/0.8716, allocations: 0 / 0.8312 GB, free: 10.74 MB / 0.6075 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 0.1129/0.9845, allocations: 30.82 MB / 0.8613 GB, free: 12.15 MB / 0.6387 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001788/0.9847, allocations: 242.5 kB / 0.8615 GB, free: 11.87 MB / 0.6387 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002572/0.9873, allocations: 1.433 MB / 0.8629 GB, free: 10.42 MB / 0.6387 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006564/0.9879, allocations: 69.7 kB / 0.863 GB, free: 10.35 MB / 0.6387 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001235/0.9892, allocations: 1.559 MB / 0.8645 GB, free: 8.781 MB / 0.6387 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001304/0.9905, allocations: 0.9629 MB / 0.8654 GB, free: 7.832 MB / 0.6387 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.00126/0.9917, allocations: 0.6359 MB / 0.866 GB, free: 7.188 MB / 0.6387 GB
Notification: Performance of setup shared object (initialization): time 0.0001311/0.9919, allocations: 301.1 kB / 0.8663 GB, free: 6.891 MB / 0.6387 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00639/0.9983, allocations: 2.694 MB / 0.869 GB, free: 4.188 MB / 0.6387 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007324/1.006, allocations: 3.644 MB / 0.8725 GB, free: 160 kB / 0.6387 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01377/1.019, allocations: 6.398 MB / 0.8788 GB, free: 9.469 MB / 0.6544 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.297e-05/1.019, allocations: 8 kB / 0.8788 GB, free: 9.461 MB / 0.6544 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 0.03027/1.05, allocations: 10.79 MB / 0.8893 GB, free: 14.83 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 4.663e-05/1.05, allocations: 23.55 kB / 0.8893 GB, free: 14.81 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.222e-05/1.05, allocations: 28 kB / 0.8894 GB, free: 14.79 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02024/1.07, allocations: 5.525 MB / 0.8948 GB, free: 9.242 MB / 0.67 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004696/1.075, allocations: 0.992 MB / 0.8957 GB, free: 8.289 MB / 0.67 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04955/1.124, allocations: 27.38 MB / 0.9225 GB, free: 12.66 MB / 0.7012 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005716/1.13, allocations: 0.5694 MB / 0.923 GB, free: 12.09 MB / 0.7012 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008142/1.131, allocations: 152 kB / 0.9232 GB, free: 11.95 MB / 0.7012 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01089/1.142, allocations: 3.984 MB / 0.9271 GB, free: 7.953 MB / 0.7012 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007765/1.149, allocations: 3.602 MB / 0.9306 GB, free: 3.969 MB / 0.7012 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09414/1.244, allocations: 24.47 MB / 0.9545 GB, free: 11.14 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.316e-05/1.244, allocations: 8 kB / 0.9545 GB, free: 11.13 MB / 0.7325 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 0.02908/1.273, allocations: 10.16 MB / 0.9644 GB, free: 0.918 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 4.136e-05/1.273, allocations: 19.98 kB / 0.9644 GB, free: 0.8984 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.118e-05/1.273, allocations: 24 kB / 0.9644 GB, free: 0.875 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01611/1.289, allocations: 4.311 MB / 0.9687 GB, free: 12.55 MB / 0.7481 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005212/1.294, allocations: 1.041 MB / 0.9697 GB, free: 11.5 MB / 0.7481 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04004/1.334, allocations: 26.16 MB / 0.9952 GB, free: 0.8359 MB / 0.7637 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005094/1.339, allocations: 0.5499 MB / 0.9958 GB, free: 292 kB / 0.7637 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007726/1.34, allocations: 152 kB / 0.9959 GB, free: 140 kB / 0.7637 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 0.001157/1.341, allocations: 414.1 kB / 0.9963 GB, free: 15.73 MB / 0.7794 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006992/1.342, allocations: 198.8 kB / 0.9965 GB, free: 15.53 MB / 0.7794 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 0.02869/1.371, allocations: 9.927 MB / 1.006 GB, free: 5.566 MB / 0.7794 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.79e-05/1.371, allocations: 28 kB / 1.006 GB, free: 5.539 MB / 0.7794 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.158e-05/1.371, allocations: 12 kB / 1.006 GB, free: 5.527 MB / 0.7794 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.243e-05/1.371, allocations: 15.94 kB / 1.006 GB, free: 5.512 MB / 0.7794 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 0.03973/1.41, allocations: 14.78 MB / 1.021 GB, free: 6.629 MB / 0.795 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.316e-05/1.411, allocations: 8 kB / 1.021 GB, free: 6.621 MB / 0.795 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003671/1.414, allocations: 0.7333 MB / 1.021 GB, free: 5.887 MB / 0.795 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01939/1.434, allocations: 5.164 MB / 1.026 GB, free: 0.7109 MB / 0.795 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007402/1.434, allocations: 71.95 kB / 1.027 GB, free: 0.6406 MB / 0.795 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.044/1.478, allocations: 26.45 MB / 1.052 GB, free: 5.82 MB / 0.8262 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.31e-05/1.478, allocations: 12.03 kB / 1.052 GB, free: 5.809 MB / 0.8262 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 0.02769/1.506, allocations: 9.862 MB / 1.062 GB, free: 11.75 MB / 0.8419 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002653/1.509, allocations: 0.6507 MB / 1.063 GB, free: 11.09 MB / 0.8419 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006378/1.509, allocations: 59.94 kB / 1.063 GB, free: 11.04 MB / 0.8419 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003948/1.513, allocations: 0.5031 MB / 1.063 GB, free: 10.53 MB / 0.8419 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007988/1.514, allocations: 242.2 kB / 1.063 GB, free: 10.3 MB / 0.8419 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002588/1.514, allocations: 91.95 kB / 1.063 GB, free: 10.21 MB / 0.8419 GB
Notification: Performance of sorting global known variables: time 0.001675/1.516, allocations: 0.9479 MB / 1.064 GB, free: 9.254 MB / 0.8419 GB
Notification: Performance of sort global known variables: time 1.11e-07/1.516, allocations: 0 / 1.064 GB, free: 9.254 MB / 0.8419 GB
Notification: Performance of remove unused functions: time 0.007069/1.523, allocations: 1.848 MB / 1.066 GB, free: 7.406 MB / 0.8419 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 0.0005067/1.524, allocations: 182.7 kB / 1.066 GB, free: 7.219 MB / 0.8419 GB
Notification: Performance of simCode: created initialization part: time 0.03148/1.555, allocations: 12.02 MB / 1.078 GB, free: 11.1 MB / 0.8575 GB
Notification: Performance of simCode: created event and clocks part: time 1.419e-05/1.555, allocations: 0 / 1.078 GB, free: 11.1 MB / 0.8575 GB
Notification: Performance of simCode: created simulation system equations: time 0.01173/1.567, allocations: 4.281 MB / 1.082 GB, free: 6.781 MB / 0.8575 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002557/1.569, allocations: 262.8 kB / 1.083 GB, free: 6.527 MB / 0.8575 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.3805/1.95, allocations: 9.655 MB / 1.092 GB, free: 292.2 MB / 0.8575 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003212/1.953, allocations: 2.284 MB / 1.094 GB, free: 292 MB / 0.8575 GB
Notification: Performance of simCode: alias equations: time 0.004792/1.958, allocations: 1.649 MB / 1.096 GB, free: 291.9 MB / 0.8575 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007101/1.959, allocations: 171.9 kB / 1.096 GB, free: 291.9 MB / 0.8575 GB
Notification: Performance of SimCode: time 1.072e-06/1.959, allocations: 0 / 1.096 GB, free: 291.9 MB / 0.8575 GB
Notification: Performance of Templates: time 0.09493/2.054, allocations: 80.31 MB / 1.174 GB, free: 242.3 MB / 0.8575 GB
"
[Timeout remaining time 658]
make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 660]
(rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 480]
[Calling os._exit(0), Time elapsed: 9.619692539796233]
Failed to read output from testmodel.py, exit status != 0:
2.064748503267765 2.083215398 1.332066461
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f842b332fe0>