Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/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/IBPSA 4.0.0-master/package.mo", uses=false)
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001056/0.001056, allocations: 107.6 kB / 16.41 MB, free: 6.027 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001089/0.001089, allocations: 190.1 kB / 17.34 MB, free: 5.633 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.411/1.411, allocations: 222.9 MB / 241 MB, free: 15.16 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.759/0.759, allocations: 115.3 MB / 406.5 MB, free: 6.184 MB / 318.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.002125/0.002125, allocations: 68.09 kB / 0.5578 GB, free: 32.25 MB / 446.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.205/0.2071, allocations: 76.17 MB / 0.6322 GB, free: 4.336 MB / 478.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02341/0.2306, allocations: 18.16 MB / 0.6499 GB, free: 2.105 MB / 494.1 MB
Notification: Performance of NFInst.instExpressions: time 0.01286/0.2435, allocations: 6.797 MB / 0.6565 GB, free: 11.29 MB / 0.4981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002158/0.2457, allocations: 55.88 kB / 0.6566 GB, free: 11.23 MB / 0.4981 GB
Notification: Performance of NFTyping.typeComponents: time 0.00435/0.2501, allocations: 1.461 MB / 0.658 GB, free: 9.77 MB / 0.4981 GB
Notification: Performance of NFTyping.typeBindings: time 0.004232/0.2544, allocations: 1.424 MB / 0.6594 GB, free: 8.34 MB / 0.4981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003507/0.2579, allocations: 1.266 MB / 0.6607 GB, free: 7.074 MB / 0.4981 GB
Notification: Performance of NFFlatten.flatten: time 0.00653/0.2644, allocations: 5.437 MB / 0.666 GB, free: 1.625 MB / 0.4981 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01108/0.2755, allocations: 7.08 MB / 0.6729 GB, free: 10.43 MB / 0.5137 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004448/0.28, allocations: 2.369 MB / 0.6752 GB, free: 8.059 MB / 0.5137 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005849/0.2859, allocations: 2.957 MB / 0.6781 GB, free: 5.094 MB / 0.5137 GB
Notification: Performance of NFPackage.collectConstants: time 0.001978/0.2879, allocations: 0.5117 MB / 0.6786 GB, free: 4.582 MB / 0.5137 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003866/0.2918, allocations: 1.252 MB / 0.6798 GB, free: 3.328 MB / 0.5137 GB
Notification: Performance of NFScalarize.scalarize: time 0.004034/0.2958, allocations: 2.246 MB / 0.682 GB, free: 1.078 MB / 0.5137 GB
Notification: Performance of NFVerifyModel.verify: time 0.005226/0.3011, allocations: 2.159 MB / 0.6841 GB, free: 14.91 MB / 0.5294 GB
Notification: Performance of NFConvertDAE.convert: time 0.01049/0.3116, allocations: 7.729 MB / 0.6916 GB, free: 7.16 MB / 0.5294 GB
Notification: Performance of FrontEnd - DAE generated: time 8.085e-06/0.3116, allocations: 4 kB / 0.6917 GB, free: 7.156 MB / 0.5294 GB
Notification: Performance of FrontEnd: time 3.166e-06/0.3116, allocations: 0 / 0.6917 GB, free: 7.156 MB / 0.5294 GB
Notification: Performance of Transformations before backend: time 0.0002634/0.3119, allocations: 0 / 0.6917 GB, free: 7.156 MB / 0.5294 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.01289/0.3248, allocations: 3.791 MB / 0.6954 GB, free: 3.305 MB / 0.5294 GB
Notification: Performance of prepare preOptimizeDAE: time 4.442e-05/0.3249, allocations: 11.97 kB / 0.6954 GB, free: 3.293 MB / 0.5294 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0135/0.3384, allocations: 2.407 MB / 0.6977 GB, free: 0.8789 MB / 0.5294 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005754/0.3442, allocations: 2.171 MB / 0.6998 GB, free: 14.66 MB / 0.545 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002762/0.3445, allocations: 267.4 kB / 0.7001 GB, free: 14.39 MB / 0.545 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001657/0.3461, allocations: 351.7 kB / 0.7004 GB, free: 14.05 MB / 0.545 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02019/0.3664, allocations: 7.126 MB / 0.7074 GB, free: 6.824 MB / 0.545 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001834/0.3666, allocations: 4 kB / 0.7074 GB, free: 6.82 MB / 0.545 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001578/0.3682, allocations: 144 kB / 0.7075 GB, free: 6.68 MB / 0.545 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006618/0.3688, allocations: 342 kB / 0.7079 GB, free: 6.344 MB / 0.545 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01858/0.3874, allocations: 7.032 MB / 0.7147 GB, free: 15.3 MB / 0.5606 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 0.05434/0.4418, allocations: 26.41 MB / 0.7405 GB, free: 2.715 MB / 0.5762 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01205/0.4539, allocations: 4.988 MB / 0.7454 GB, free: 13.42 MB / 0.5919 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.008388/0.4623, allocations: 2.612 MB / 0.7479 GB, free: 10.79 MB / 0.5919 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004465/0.4628, allocations: 135 kB / 0.7481 GB, free: 10.63 MB / 0.5919 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.473e-05/0.4629, allocations: 60.48 kB / 0.7481 GB, free: 10.57 MB / 0.5919 GB
Notification: Performance of pre-optimization done (n=208): time 6.422e-06/0.4629, allocations: 0 / 0.7481 GB, free: 10.57 MB / 0.5919 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 0.5578/1.021, allocations: 30.92 MB / 0.7783 GB, free: 110.7 MB / 0.5919 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001158/1.021, allocations: 235.4 kB / 0.7785 GB, free: 110.5 MB / 0.5919 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002319/1.023, allocations: 1.43 MB / 0.7799 GB, free: 109.7 MB / 0.5919 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006874/1.024, allocations: 70.58 kB / 0.78 GB, free: 109.6 MB / 0.5919 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007067/1.025, allocations: 1.486 MB / 0.7814 GB, free: 108.3 MB / 0.5919 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008508/1.026, allocations: 0.9232 MB / 0.7824 GB, free: 107.5 MB / 0.5919 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009873/1.027, allocations: 0.6311 MB / 0.783 GB, free: 107.2 MB / 0.5919 GB
Notification: Performance of setup shared object (initialization): time 6.695e-05/1.027, allocations: 309.1 kB / 0.7833 GB, free: 106.9 MB / 0.5919 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005054/1.032, allocations: 2.693 MB / 0.7859 GB, free: 105.5 MB / 0.5919 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005359/1.037, allocations: 3.571 MB / 0.7894 GB, free: 102.9 MB / 0.5919 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01039/1.047, allocations: 6.411 MB / 0.7956 GB, free: 97.12 MB / 0.5919 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.3e-05/1.048, allocations: 8 kB / 0.7956 GB, free: 97.12 MB / 0.5919 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 0.02466/1.072, allocations: 11.02 MB / 0.8064 GB, free: 85.98 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 4.565e-05/1.072, allocations: 16 kB / 0.8064 GB, free: 85.97 MB / 0.5919 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.49e-05/1.072, allocations: 24 kB / 0.8064 GB, free: 85.95 MB / 0.5919 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01781/1.09, allocations: 5.556 MB / 0.8119 GB, free: 80.38 MB / 0.5919 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004278/1.094, allocations: 0.9945 MB / 0.8128 GB, free: 79.38 MB / 0.5919 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03659/1.131, allocations: 28.17 MB / 0.8404 GB, free: 50.81 MB / 0.5919 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005007/1.136, allocations: 0.5732 MB / 0.8409 GB, free: 50.24 MB / 0.5919 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008444/1.137, allocations: 155.9 kB / 0.8411 GB, free: 50.09 MB / 0.5919 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00824/1.145, allocations: 3.98 MB / 0.845 GB, free: 46.1 MB / 0.5919 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005807/1.151, allocations: 3.536 MB / 0.8484 GB, free: 42.19 MB / 0.5919 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08123/1.232, allocations: 24.64 MB / 0.8725 GB, free: 17.07 MB / 0.5919 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.296e-05/1.232, allocations: 8 kB / 0.8725 GB, free: 17.06 MB / 0.5919 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 0.02457/1.257, allocations: 10.53 MB / 0.8828 GB, free: 6.391 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 3.507e-05/1.257, allocations: 19.94 kB / 0.8828 GB, free: 6.371 MB / 0.5919 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.723e-05/1.257, allocations: 26.16 kB / 0.8828 GB, free: 6.348 MB / 0.5919 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01442/1.272, allocations: 4.323 MB / 0.887 GB, free: 2.008 MB / 0.5919 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004469/1.276, allocations: 1.048 MB / 0.8881 GB, free: 0.9609 MB / 0.5919 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03719/1.313, allocations: 27.09 MB / 0.9145 GB, free: 5.168 MB / 0.6231 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004944/1.318, allocations: 0.5536 MB / 0.9151 GB, free: 4.613 MB / 0.6231 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007447/1.319, allocations: 155.9 kB / 0.9152 GB, free: 4.461 MB / 0.6231 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 0.00142/1.32, allocations: 401.7 kB / 0.9156 GB, free: 4.062 MB / 0.6231 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009739/1.321, allocations: 205.7 kB / 0.9158 GB, free: 3.859 MB / 0.6231 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 0.02715/1.349, allocations: 10.16 MB / 0.9257 GB, free: 9.621 MB / 0.6387 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.972e-05/1.349, allocations: 28 kB / 0.9257 GB, free: 9.594 MB / 0.6387 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.244e-05/1.349, allocations: 12 kB / 0.9257 GB, free: 9.582 MB / 0.6387 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.05e-05/1.349, allocations: 19.94 kB / 0.9258 GB, free: 9.562 MB / 0.6387 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 0.04054/1.389, allocations: 16.27 MB / 0.9416 GB, free: 9.125 MB / 0.6544 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.759e-05/1.389, allocations: 8 kB / 0.9417 GB, free: 9.117 MB / 0.6544 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003438/1.393, allocations: 0.7409 MB / 0.9424 GB, free: 8.379 MB / 0.6544 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01921/1.412, allocations: 5.169 MB / 0.9474 GB, free: 3.191 MB / 0.6544 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006786/1.413, allocations: 79.95 kB / 0.9475 GB, free: 3.113 MB / 0.6544 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04102/1.454, allocations: 27.25 MB / 0.9741 GB, free: 7.383 MB / 0.6856 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.52e-05/1.454, allocations: 12.03 kB / 0.9741 GB, free: 7.371 MB / 0.6856 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 0.026/1.48, allocations: 10.09 MB / 0.984 GB, free: 13.03 MB / 0.7012 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002388/1.482, allocations: 0.7133 MB / 0.9847 GB, free: 12.29 MB / 0.7012 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008077/1.483, allocations: 57.33 kB / 0.9847 GB, free: 12.24 MB / 0.7012 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003882/1.487, allocations: 0.5148 MB / 0.9852 GB, free: 11.72 MB / 0.7012 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001399/1.488, allocations: 222.3 kB / 0.9854 GB, free: 11.51 MB / 0.7012 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005554/1.489, allocations: 91.95 kB / 0.9855 GB, free: 11.42 MB / 0.7012 GB
Notification: Performance of sorting global known variables: time 0.002448/1.492, allocations: 0.9723 MB / 0.9865 GB, free: 10.44 MB / 0.7012 GB
Notification: Performance of sort global known variables: time 2.01e-07/1.492, allocations: 0 / 0.9865 GB, free: 10.44 MB / 0.7012 GB
Notification: Performance of remove unused functions: time 0.009377/1.501, allocations: 1.848 MB / 0.9883 GB, free: 8.594 MB / 0.7012 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 0.0006868/1.502, allocations: 186.7 kB / 0.9885 GB, free: 8.402 MB / 0.7012 GB
Notification: Performance of simCode: created initialization part: time 0.02998/1.532, allocations: 12.46 MB / 1.001 GB, free: 11.84 MB / 0.7169 GB
Notification: Performance of simCode: created event and clocks part: time 1.339e-05/1.532, allocations: 0 / 1.001 GB, free: 11.84 MB / 0.7169 GB
Notification: Performance of simCode: created simulation system equations: time 0.0113/1.543, allocations: 4.416 MB / 1.005 GB, free: 7.387 MB / 0.7169 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003289/1.546, allocations: 269.4 kB / 1.005 GB, free: 7.125 MB / 0.7169 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02422/1.571, allocations: 8.945 MB / 1.014 GB, free: 14.08 MB / 0.7325 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00451/1.575, allocations: 2.833 MB / 1.017 GB, free: 11.21 MB / 0.7325 GB
Notification: Performance of simCode: alias equations: time 0.005043/1.58, allocations: 1.66 MB / 1.018 GB, free: 9.547 MB / 0.7325 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008392/1.581, allocations: 167.3 kB / 1.018 GB, free: 9.383 MB / 0.7325 GB
Notification: Performance of SimCode: time 9.82e-07/1.581, allocations: 0 / 1.018 GB, free: 9.383 MB / 0.7325 GB
Notification: Performance of Templates: time 0.5142/2.095, allocations: 78.72 MB / 1.095 GB, free: 227 MB / 0.7481 GB
make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile
(rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)