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 4.1.0+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 0.001393/0.001393, allocations: 92.72 kB / 20.21 MB, free: 4.227 MB / 18.57 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 0.001503/0.001503, allocations: 157.7 kB / 23.52 MB, free: 0.9219 MB / 18.57 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 1.538/1.538, allocations: 177.1 MB / 203.9 MB, free: 5.602 MB / 186.7 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 0.9669/0.9669, allocations: 115 MB / 375.3 MB, free: 7.555 MB / 346.7 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.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,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=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.824e-06/1.824e-06, allocations: 0 / 480.9 MB, free: 11.84 MB / 410.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.624e-05/2.806e-05, allocations: 5.375 kB / 480.9 MB, free: 11.84 MB / 410.7 MB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01907/0.0191, allocations: 17.43 MB / 498.3 MB, free: 1.281 MB / 410.7 MB
Notification: Performance of NFInst.instExpressions: time 0.01374/0.03284, allocations: 6.67 MB / 0.4932 GB, free: 13.03 MB / 426.7 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002259/0.0351, allocations: 64.09 kB / 0.4932 GB, free: 13.02 MB / 426.7 MB
Notification: Performance of NFTyping.typeComponents: time 0.005199/0.0403, allocations: 1.489 MB / 0.4947 GB, free: 12.2 MB / 426.7 MB
Notification: Performance of NFTyping.typeBindings: time 0.005536/0.04583, allocations: 1.471 MB / 0.4961 GB, free: 11.38 MB / 426.7 MB
Notification: Performance of NFTyping.typeClassSections: time 0.004276/0.05011, allocations: 1.276 MB / 0.4974 GB, free: 10.7 MB / 426.7 MB
Notification: Performance of NFFlatten.flatten: time 0.009174/0.05928, allocations: 5.525 MB / 0.5028 GB, free: 6.164 MB / 426.7 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.007753/0.06703, allocations: 3.35 MB / 0.506 GB, free: 2.879 MB / 426.7 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.009236/0.07627, allocations: 3.306 MB / 0.5093 GB, free: 15.57 MB / 442.7 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.006999/0.08327, allocations: 2.889 MB / 0.5121 GB, free: 12.68 MB / 442.7 MB
Notification: Performance of NFPackage.collectConstants: time 0.001793/0.08506, allocations: 0.5117 MB / 0.5126 GB, free: 12.16 MB / 442.7 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.003697/0.08876, allocations: 1.205 MB / 0.5138 GB, free: 10.96 MB / 442.7 MB
Notification: Performance of NFScalarize.scalarize: time 0.004102/0.09286, allocations: 2.406 MB / 0.5161 GB, free: 8.547 MB / 442.7 MB
Notification: Performance of NFVerifyModel.verify: time 0.003918/0.09678, allocations: 1.54 MB / 0.5176 GB, free: 7.004 MB / 442.7 MB
Notification: Performance of NFConvertDAE.convert: time 0.01312/0.1099, allocations: 7.942 MB / 0.5254 GB, free: 15.04 MB / 458.7 MB
Notification: Performance of FrontEnd - DAE generated: time 5.48e-06/0.1099, allocations: 0 / 0.5254 GB, free: 15.04 MB / 458.7 MB
Notification: Performance of FrontEnd: time 3.917e-06/0.1099, allocations: 4 kB / 0.5254 GB, free: 15.04 MB / 458.7 MB
Notification: Performance of Transformations before backend: time 0.0002091/0.1101, allocations: 1.75 kB / 0.5254 GB, free: 15.04 MB / 458.7 MB
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 0.01038/0.1205, allocations: 3.757 MB / 0.529 GB, free: 11.24 MB / 458.7 MB
Notification: Performance of prepare preOptimizeDAE: time 4.7e-05/0.1205, allocations: 12.03 kB / 0.529 GB, free: 11.23 MB / 458.7 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01497/0.1355, allocations: 2.977 MB / 0.532 GB, free: 8.254 MB / 458.7 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006265/0.1418, allocations: 2.195 MB / 0.5341 GB, free: 6.035 MB / 458.7 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003291/0.1421, allocations: 259.4 kB / 0.5343 GB, free: 5.781 MB / 458.7 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001233/0.1433, allocations: 352.3 kB / 0.5347 GB, free: 5.438 MB / 458.7 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01935/0.1627, allocations: 7.21 MB / 0.5417 GB, free: 14.11 MB / 474.7 MB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001262/0.1628, allocations: 4.688 kB / 0.5417 GB, free: 14.11 MB / 474.7 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009228/0.1637, allocations: 144 kB / 0.5419 GB, free: 13.96 MB / 474.7 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0006085/0.1643, allocations: 338.8 kB / 0.5422 GB, free: 13.63 MB / 474.7 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01881/0.1832, allocations: 6.925 MB / 0.5489 GB, free: 6.707 MB / 474.7 MB
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 0.03439/0.2175, allocations: 17.99 MB / 0.5665 GB, free: 4.172 MB / 490.7 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.008961/0.2265, allocations: 3.719 MB / 0.5701 GB, free: 440 kB / 490.7 MB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006902/0.2334, allocations: 2.535 MB / 0.5726 GB, free: 13.89 MB / 0.4948 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002398/0.2337, allocations: 61.91 kB / 0.5727 GB, free: 13.84 MB / 0.4948 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.5e-05/0.2337, allocations: 64.98 kB / 0.5727 GB, free: 13.76 MB / 0.4948 GB
Notification: Performance of pre-optimization done (n=208): time 4.528e-06/0.2337, allocations: 0.5312 kB / 0.5727 GB, free: 13.76 MB / 0.4948 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 0.1204/0.3541, allocations: 30.81 MB / 0.6028 GB, free: 14.96 MB / 0.5261 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001883/0.3543, allocations: 243.6 kB / 0.6031 GB, free: 14.68 MB / 0.5261 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002561/0.3569, allocations: 1.44 MB / 0.6045 GB, free: 13.23 MB / 0.5261 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004689/0.3574, allocations: 69.7 kB / 0.6045 GB, free: 13.15 MB / 0.5261 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001363/0.3587, allocations: 1.534 MB / 0.606 GB, free: 11.6 MB / 0.5261 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001362/0.3601, allocations: 0.9527 MB / 0.607 GB, free: 10.64 MB / 0.5261 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001532/0.3616, allocations: 0.6282 MB / 0.6076 GB, free: 10 MB / 0.5261 GB
Notification: Performance of setup shared object (initialization): time 0.000159/0.3618, allocations: 305.1 kB / 0.6079 GB, free: 9.703 MB / 0.5261 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006908/0.3687, allocations: 2.694 MB / 0.6105 GB, free: 7 MB / 0.5261 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007798/0.3765, allocations: 3.647 MB / 0.6141 GB, free: 2.957 MB / 0.5261 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01467/0.3912, allocations: 6.406 MB / 0.6203 GB, free: 12.15 MB / 0.5417 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.773e-05/0.3912, allocations: 8 kB / 0.6203 GB, free: 12.14 MB / 0.5417 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 0.03216/0.4233, allocations: 10.94 MB / 0.631 GB, free: 1.141 MB / 0.5417 GB
Notification: Performance of prepare postOptimizeDAE: time 5.213e-05/0.4234, allocations: 19.94 kB / 0.631 GB, free: 1.121 MB / 0.5417 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.501e-05/0.4235, allocations: 28 kB / 0.6311 GB, free: 1.094 MB / 0.5417 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.04895/0.4724, allocations: 8.928 MB / 0.6398 GB, free: 8.145 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004952/0.4774, allocations: 0.9867 MB / 0.6407 GB, free: 7.156 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.3266/0.804, allocations: 27.49 MB / 0.6676 GB, free: 143.9 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005043/0.809, allocations: 0.5695 MB / 0.6681 GB, free: 143.8 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004306/0.8095, allocations: 151.2 kB / 0.6683 GB, free: 143.8 MB / 0.5573 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008172/0.8176, allocations: 3.99 MB / 0.6722 GB, free: 142.4 MB / 0.5573 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007084/0.8247, allocations: 3.612 MB / 0.6757 GB, free: 140.5 MB / 0.5573 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08803/0.9127, allocations: 24.49 MB / 0.6996 GB, free: 134.1 MB / 0.5573 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.168e-05/0.9128, allocations: 7.078 kB / 0.6996 GB, free: 134.1 MB / 0.5573 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 0.02418/0.937, allocations: 10.32 MB / 0.7097 GB, free: 124.1 MB / 0.5573 GB
Notification: Performance of prepare postOptimizeDAE: time 3.415e-05/0.937, allocations: 16 kB / 0.7097 GB, free: 124.1 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.133e-05/0.937, allocations: 24 kB / 0.7097 GB, free: 124 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0259/0.9629, allocations: 6.102 MB / 0.7157 GB, free: 117.9 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004405/0.9673, allocations: 1.042 MB / 0.7167 GB, free: 116.9 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02911/0.9965, allocations: 26.23 MB / 0.7423 GB, free: 90.32 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005075/1.002, allocations: 0.5531 MB / 0.7429 GB, free: 89.77 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007754/1.002, allocations: 151.9 kB / 0.743 GB, free: 89.62 MB / 0.5573 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 0.001351/1.004, allocations: 398.4 kB / 0.7434 GB, free: 89.24 MB / 0.5573 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001111/1.005, allocations: 294.7 kB / 0.7437 GB, free: 88.95 MB / 0.5573 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 0.02415/1.029, allocations: 9.924 MB / 0.7534 GB, free: 79 MB / 0.5573 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.391e-05/1.029, allocations: 31.94 kB / 0.7534 GB, free: 78.96 MB / 0.5573 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.191e-05/1.029, allocations: 12 kB / 0.7534 GB, free: 78.95 MB / 0.5573 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.949e-05/1.029, allocations: 11.95 kB / 0.7534 GB, free: 78.94 MB / 0.5573 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 0.03131/1.06, allocations: 14.76 MB / 0.7678 GB, free: 64.1 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.159e-05/1.06, allocations: 8 kB / 0.7678 GB, free: 64.09 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003196/1.064, allocations: 0.7411 MB / 0.7686 GB, free: 63.35 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.03586/1.099, allocations: 8.133 MB / 0.7765 GB, free: 55.21 MB / 0.5573 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006658/1.1, allocations: 84.61 kB / 0.7766 GB, free: 55.13 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03413/1.134, allocations: 26.59 MB / 0.8026 GB, free: 28.18 MB / 0.5573 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.766e-06/1.134, allocations: 12.03 kB / 0.8026 GB, free: 28.16 MB / 0.5573 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 0.02387/1.158, allocations: 9.933 MB / 0.8123 GB, free: 18.03 MB / 0.5573 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001861/1.16, allocations: 0.6468 MB / 0.8129 GB, free: 17.38 MB / 0.5573 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007043/1.161, allocations: 56 kB / 0.813 GB, free: 17.32 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0041/1.165, allocations: 0.5147 MB / 0.8135 GB, free: 16.81 MB / 0.5573 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001052/1.166, allocations: 235.2 kB / 0.8137 GB, free: 16.57 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004394/1.166, allocations: 95.95 kB / 0.8138 GB, free: 16.48 MB / 0.5573 GB
Notification: Performance of sorting global known variables: time 0.001543/1.168, allocations: 0.9435 MB / 0.8147 GB, free: 15.53 MB / 0.5573 GB
Notification: Performance of sort global known variables: time 1e-07/1.168, allocations: 0 / 0.8147 GB, free: 15.53 MB / 0.5573 GB
Notification: Performance of remove unused functions: time 0.007081/1.175, allocations: 1.859 MB / 0.8165 GB, free: 13.68 MB / 0.5573 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 0.0006059/1.175, allocations: 174.3 kB / 0.8167 GB, free: 13.5 MB / 0.5573 GB
Notification: Performance of simCode: created initialization part: time 0.02647/1.202, allocations: 12.02 MB / 0.8284 GB, free: 1.367 MB / 0.5573 GB
Notification: Performance of simCode: created event and clocks part: time 1.397e-05/1.202, allocations: 8.594 kB / 0.8284 GB, free: 1.359 MB / 0.5573 GB
Notification: Performance of simCode: created simulation system equations: time 0.01138/1.213, allocations: 4.262 MB / 0.8326 GB, free: 13.07 MB / 0.573 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002611/1.216, allocations: 312.5 kB / 0.8329 GB, free: 12.77 MB / 0.573 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02672/1.243, allocations: 9.205 MB / 0.8419 GB, free: 3.434 MB / 0.573 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00447/1.247, allocations: 2.275 MB / 0.8441 GB, free: 1.121 MB / 0.573 GB
Notification: Performance of simCode: alias equations: time 0.005362/1.252, allocations: 1.648 MB / 0.8457 GB, free: 15.47 MB / 0.5886 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007459/1.253, allocations: 168.4 kB / 0.8459 GB, free: 15.3 MB / 0.5886 GB
Notification: Performance of SimCode: time 1.743e-06/1.253, allocations: 0 / 0.8459 GB, free: 15.3 MB / 0.5886 GB
Notification: Performance of Templates: time 0.3083/1.562, allocations: 77.07 MB / 0.9211 GB, free: 175.4 MB / 0.6042 GB
"
[Timeout remaining time 658]
make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile [Timeout 660]
(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) [Timeout 480]
[Calling os._exit(0), Time elapsed: 8.982653748011217]