Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.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 0.001361/0.001361, allocations: 81.17 kB / 19.87 MB, free: 4.621 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 0.001617/0.001617, allocations: 169 kB / 23.27 MB, free: 1.219 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 0.9336/0.9336, allocations: 177.1 MB / 203.7 MB, free: 5.516 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo): time 0.002556/0.002556, allocations: 253.6 kB / 260.5 MB, free: 12.66 MB / 250.7 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo): time 0.7716/0.7716, allocations: 138.4 MB / 455.5 MB, free: 30.11 MB / 410.7 MB
"
[Timeout remaining time 179]
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 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(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.383e-06/1.383e-06, allocations: 0 / 0.5557 GB, free: 15.8 MB / 490.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.172e-05/2.31e-05, allocations: 2.312 kB / 0.5557 GB, free: 15.8 MB / 490.7 MB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.008125/0.008148, allocations: 9.331 MB / 0.5648 GB, free: 6.426 MB / 490.7 MB
Notification: Performance of NFInst.instExpressions: time 0.005303/0.01345, allocations: 3.809 MB / 0.5685 GB, free: 2.605 MB / 490.7 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0005933/0.01404, allocations: 63.75 kB / 0.5686 GB, free: 2.543 MB / 490.7 MB
Notification: Performance of NFTyping.typeComponents: time 0.0007384/0.01478, allocations: 469 kB / 0.569 GB, free: 2.082 MB / 490.7 MB
Notification: Performance of NFTyping.typeBindings: time 0.001324/0.01611, allocations: 1.216 MB / 0.5702 GB, free: 0.8594 MB / 490.7 MB
Notification: Performance of NFTyping.typeClassSections: time 0.001239/0.01735, allocations: 0.9592 MB / 0.5712 GB, free: 15.89 MB / 0.4948 GB
Notification: Performance of NFFlatten.flatten: time 0.003269/0.02061, allocations: 5.448 MB / 0.5765 GB, free: 10.44 MB / 0.4948 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.002533/0.02315, allocations: 3.398 MB / 0.5798 GB, free: 6.945 MB / 0.4948 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002458/0.02561, allocations: 3.334 MB / 0.583 GB, free: 3.605 MB / 0.4948 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002148/0.02775, allocations: 2.958 MB / 0.5859 GB, free: 0.6406 MB / 0.4948 GB
Notification: Performance of NFPackage.collectConstants: time 0.0004112/0.02817, allocations: 0.5078 MB / 0.5864 GB, free: 136 kB / 0.4948 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0007606/0.02893, allocations: 0.7065 MB / 0.5871 GB, free: 15.43 MB / 0.5105 GB
Notification: Performance of NFScalarize.scalarize: time 0.001483/0.03041, allocations: 2.425 MB / 0.5895 GB, free: 13 MB / 0.5105 GB
Notification: Performance of NFVerifyModel.verify: time 0.000978/0.03139, allocations: 1.556 MB / 0.591 GB, free: 11.44 MB / 0.5105 GB
Notification: Performance of NFConvertDAE.convert: time 0.002698/0.03408, allocations: 4.126 MB / 0.595 GB, free: 7.301 MB / 0.5105 GB
Notification: Performance of FrontEnd - DAE generated: time 2.384e-06/0.03409, allocations: 0 / 0.595 GB, free: 7.301 MB / 0.5105 GB
Notification: Performance of FrontEnd: time 7.62e-07/0.03409, allocations: 0 / 0.595 GB, free: 7.301 MB / 0.5105 GB
Notification: Performance of Transformations before backend: time 2.609e-05/0.03411, allocations: 0 / 0.595 GB, free: 7.301 MB / 0.5105 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 0.0035/0.03761, allocations: 3.955 MB / 0.5989 GB, free: 3.293 MB / 0.5105 GB
Notification: Performance of prepare preOptimizeDAE: time 3.515e-05/0.03765, allocations: 13.22 kB / 0.5989 GB, free: 3.281 MB / 0.5105 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004375/0.04202, allocations: 1.575 MB / 0.6005 GB, free: 1.703 MB / 0.5105 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001862/0.04389, allocations: 1.614 MB / 0.602 GB, free: 56 kB / 0.5105 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001346/0.04402, allocations: 267.5 kB / 0.6023 GB, free: 15.79 MB / 0.5261 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.000402/0.04442, allocations: 352.3 kB / 0.6026 GB, free: 15.45 MB / 0.5261 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.003703/0.04813, allocations: 3.336 MB / 0.6059 GB, free: 11.96 MB / 0.5261 GB
Notification: Performance of preOpt findStateOrder (simulation): time 4.67e-05/0.04817, allocations: 11.94 kB / 0.6059 GB, free: 11.95 MB / 0.5261 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002606/0.04843, allocations: 148 kB / 0.606 GB, free: 11.81 MB / 0.5261 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002384/0.04867, allocations: 314.2 kB / 0.6063 GB, free: 11.5 MB / 0.5261 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001908/0.05058, allocations: 1.407 MB / 0.6077 GB, free: 10.09 MB / 0.5261 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01313/0.0637, allocations: 16.03 MB / 0.6234 GB, free: 9.457 MB / 0.5417 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001776/0.06548, allocations: 1.861 MB / 0.6252 GB, free: 7.547 MB / 0.5417 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001145/0.06663, allocations: 0.9747 MB / 0.6261 GB, free: 6.547 MB / 0.5417 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001438/0.06677, allocations: 81.88 kB / 0.6262 GB, free: 6.465 MB / 0.5417 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.564e-05/0.06681, allocations: 59.39 kB / 0.6263 GB, free: 6.398 MB / 0.5417 GB
Notification: Performance of pre-optimization done (n=208): time 3.426e-06/0.06681, allocations: 0 / 0.6263 GB, free: 6.398 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=271): time 0.01656/0.08337, allocations: 8.089 MB / 0.6342 GB, free: 14.37 MB / 0.5573 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001122/0.08348, allocations: 239.6 kB / 0.6344 GB, free: 14.08 MB / 0.5573 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009563/0.08444, allocations: 1.233 MB / 0.6356 GB, free: 12.84 MB / 0.5573 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001416/0.08458, allocations: 69.7 kB / 0.6357 GB, free: 12.76 MB / 0.5573 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006904/0.08527, allocations: 1.642 MB / 0.6373 GB, free: 11.1 MB / 0.5573 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0005557/0.08583, allocations: 0.9878 MB / 0.6382 GB, free: 10.11 MB / 0.5573 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007483/0.08658, allocations: 0.6624 MB / 0.6389 GB, free: 9.43 MB / 0.5573 GB
Notification: Performance of setup shared object (initialization): time 0.0001074/0.08668, allocations: 476.8 kB / 0.6393 GB, free: 8.961 MB / 0.5573 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008527/0.08754, allocations: 0.5787 MB / 0.6399 GB, free: 8.371 MB / 0.5573 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.001545/0.08908, allocations: 1.938 MB / 0.6418 GB, free: 5.895 MB / 0.5573 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.002487/0.09157, allocations: 2.664 MB / 0.6444 GB, free: 2.699 MB / 0.5573 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.26e-05/0.09158, allocations: 11.98 kB / 0.6444 GB, free: 2.688 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 matching and sorting (n=410) (initialization): time 0.2325/0.3241, allocations: 4.537 MB / 0.6488 GB, free: 118.7 MB / 0.5573 GB
Notification: Performance of prepare postOptimizeDAE: time 3.631e-05/0.3241, allocations: 20.66 kB / 0.6488 GB, free: 118.7 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.647e-05/0.3241, allocations: 25.94 kB / 0.6489 GB, free: 118.7 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01267/0.3368, allocations: 4.301 MB / 0.6531 GB, free: 118.6 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001826/0.3386, allocations: 0.6808 MB / 0.6537 GB, free: 118.6 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01383/0.3524, allocations: 14.57 MB / 0.668 GB, free: 110.7 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001774/0.3542, allocations: 165.7 kB / 0.6681 GB, free: 110.7 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001957/0.3544, allocations: 131 kB / 0.6682 GB, free: 110.7 MB / 0.5573 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001521/0.3559, allocations: 0.7383 MB / 0.669 GB, free: 110.6 MB / 0.5573 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00112/0.3571, allocations: 1.924 MB / 0.6708 GB, free: 109 MB / 0.5573 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.00333/0.3604, allocations: 3.665 MB / 0.6744 GB, free: 107.3 MB / 0.5573 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.507e-05/0.3604, allocations: 6.781 kB / 0.6744 GB, free: 107.3 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 0.008395/0.3688, allocations: 4.341 MB / 0.6787 GB, free: 106.9 MB / 0.5573 GB
Notification: Performance of prepare postOptimizeDAE: time 2.357e-05/0.3688, allocations: 17.38 kB / 0.6787 GB, free: 106.9 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.315e-05/0.3689, allocations: 27.59 kB / 0.6787 GB, free: 106.9 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.008149/0.377, allocations: 2.843 MB / 0.6815 GB, free: 106.7 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001627/0.3786, allocations: 0.7271 MB / 0.6822 GB, free: 106.7 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01064/0.3893, allocations: 17.59 MB / 0.6994 GB, free: 93.38 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001384/0.3907, allocations: 153.9 kB / 0.6995 GB, free: 93.32 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001691/0.3908, allocations: 128.5 kB / 0.6997 GB, free: 93.29 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 0.0006234/0.3914, allocations: 490.4 kB / 0.7001 GB, free: 92.93 MB / 0.5573 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003871/0.3918, allocations: 285.6 kB / 0.7004 GB, free: 92.79 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 0.006902/0.3987, allocations: 4.141 MB / 0.7044 GB, free: 91.87 MB / 0.5573 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.822e-05/0.3988, allocations: 28.66 kB / 0.7045 GB, free: 91.87 MB / 0.5573 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.144e-05/0.3988, allocations: 18.42 kB / 0.7045 GB, free: 91.86 MB / 0.5573 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.5e-05/0.3988, allocations: 19.3 kB / 0.7045 GB, free: 91.86 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 0.009988/0.4088, allocations: 7.752 MB / 0.7121 GB, free: 87.88 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.44e-05/0.4088, allocations: 7.906 kB / 0.7121 GB, free: 87.88 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009968/0.4098, allocations: 448 kB / 0.7125 GB, free: 87.77 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.009951/0.4197, allocations: 4 MB / 0.7164 GB, free: 84.19 MB / 0.5573 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001618/0.4199, allocations: 71.95 kB / 0.7165 GB, free: 84.12 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01103/0.4309, allocations: 14.31 MB / 0.7305 GB, free: 69.61 MB / 0.5573 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.469e-06/0.4309, allocations: 15.94 kB / 0.7305 GB, free: 69.59 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 0.006459/0.4374, allocations: 4.596 MB / 0.735 GB, free: 64.81 MB / 0.5573 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0006478/0.438, allocations: 0.5205 MB / 0.7355 GB, free: 64.29 MB / 0.5573 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000184/0.4382, allocations: 63.94 kB / 0.7355 GB, free: 64.23 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009404/0.4392, allocations: 87.97 kB / 0.7356 GB, free: 64.14 MB / 0.5573 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003426/0.4395, allocations: 243.2 kB / 0.7358 GB, free: 63.91 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001174/0.4396, allocations: 79.95 kB / 0.7359 GB, free: 63.83 MB / 0.5573 GB
Notification: Performance of sorting global known variables: time 0.0004109/0.44, allocations: 0.6052 MB / 0.7365 GB, free: 63.27 MB / 0.5573 GB
Notification: Performance of sort global known variables: time 7.1e-08/0.44, allocations: 0 / 0.7365 GB, free: 63.27 MB / 0.5573 GB
Notification: Performance of remove unused functions: time 0.003866/0.4439, allocations: 1.836 MB / 0.7383 GB, free: 61.44 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 0.0002557/0.4442, allocations: 170.7 kB / 0.7385 GB, free: 61.27 MB / 0.5573 GB
Notification: Performance of simCode: created initialization part: time 0.008076/0.4522, allocations: 6.13 MB / 0.7445 GB, free: 55.09 MB / 0.5573 GB
Notification: Performance of simCode: created event and clocks part: time 3.957e-06/0.4522, allocations: 0.875 kB / 0.7445 GB, free: 55.09 MB / 0.5573 GB
Notification: Performance of simCode: created simulation system equations: time 0.002439/0.4547, allocations: 2.395 MB / 0.7468 GB, free: 52.69 MB / 0.5573 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0009821/0.4557, allocations: 298.5 kB / 0.7471 GB, free: 52.41 MB / 0.5573 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007187/0.4628, allocations: 6.43 MB / 0.7534 GB, free: 45.86 MB / 0.5573 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008618/0.4637, allocations: 1.122 MB / 0.7545 GB, free: 44.7 MB / 0.5573 GB
Notification: Performance of simCode: alias equations: time 0.001351/0.4651, allocations: 0.5618 MB / 0.755 GB, free: 44.15 MB / 0.5573 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006492/0.4657, allocations: 374 kB / 0.7554 GB, free: 43.78 MB / 0.5573 GB
Notification: Performance of SimCode: time 9.52e-07/0.4657, allocations: 0 / 0.7554 GB, free: 43.78 MB / 0.5573 GB
Notification: Performance of Templates: time 0.08447/0.5502, allocations: 81.1 MB / 0.8346 GB, free: 11.1 MB / 0.6042 GB
"
[Timeout remaining time 659]
make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 660]
(rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240  -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 5.113315538037568]