Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001287/0.001287, allocations: 77.64 kB / 19.93 MB, free: 1.77 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001364/0.001364, allocations: 169.8 kB / 23.22 MB, free: 4.887 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.411/1.411, allocations: 177.1 MB / 203.5 MB, free: 9.172 MB / 190.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.8837/0.8837, allocations: 114 MB / 373.9 MB, free: 13.26 MB / 350.1 MB
"
[Timeout remaining time 179]
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.242e-06/1.242e-06, allocations: 0 / 0.5548 GB, free: 2.57 MB / 462.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.982e-05/2.106e-05, allocations: 2.281 kB / 0.5548 GB, free: 2.566 MB / 462.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02152/0.02154, allocations: 17.51 MB / 0.5719 GB, free: 0.9961 MB / 478.1 MB
Notification: Performance of NFInst.instExpressions: time 0.01124/0.03278, allocations: 6.667 MB / 0.5784 GB, free: 10.31 MB / 494.1 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001146/0.03393, allocations: 63.75 kB / 0.5785 GB, free: 10.25 MB / 494.1 MB
Notification: Performance of NFTyping.typeComponents: time 0.003734/0.03766, allocations: 1.488 MB / 0.5799 GB, free: 8.758 MB / 494.1 MB
Notification: Performance of NFTyping.typeBindings: time 0.00334/0.041, allocations: 1.492 MB / 0.5814 GB, free: 7.258 MB / 494.1 MB
Notification: Performance of NFTyping.typeClassSections: time 0.002919/0.04392, allocations: 1.27 MB / 0.5826 GB, free: 5.984 MB / 494.1 MB
Notification: Performance of NFFlatten.flatten: time 0.006176/0.0501, allocations: 5.545 MB / 0.588 GB, free: 432 kB / 494.1 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.004782/0.05488, allocations: 3.397 MB / 0.5914 GB, free: 12.94 MB / 0.4981 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005517/0.0604, allocations: 3.333 MB / 0.5946 GB, free: 9.598 MB / 0.4981 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004388/0.06479, allocations: 2.884 MB / 0.5974 GB, free: 6.707 MB / 0.4981 GB
Notification: Performance of NFPackage.collectConstants: time 0.0008636/0.06565, allocations: 0.5117 MB / 0.5979 GB, free: 6.195 MB / 0.4981 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002305/0.06796, allocations: 1.224 MB / 0.5991 GB, free: 4.969 MB / 0.4981 GB
Notification: Performance of NFScalarize.scalarize: time 0.002503/0.07046, allocations: 2.413 MB / 0.6015 GB, free: 2.551 MB / 0.4981 GB
Notification: Performance of NFVerifyModel.verify: time 0.002143/0.0726, allocations: 1.544 MB / 0.603 GB, free: 1.004 MB / 0.4981 GB
Notification: Performance of NFConvertDAE.convert: time 0.008498/0.0811, allocations: 7.995 MB / 0.6108 GB, free: 8.988 MB / 0.5137 GB
Notification: Performance of FrontEnd - DAE generated: time 3.517e-06/0.0811, allocations: 0 / 0.6108 GB, free: 8.988 MB / 0.5137 GB
Notification: Performance of FrontEnd: time 1.563e-06/0.08111, allocations: 0 / 0.6108 GB, free: 8.988 MB / 0.5137 GB
Notification: Performance of Transformations before backend: time 0.0001328/0.08124, allocations: 0 / 0.6108 GB, free: 8.988 MB / 0.5137 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 0.007815/0.08905, allocations: 3.801 MB / 0.6145 GB, free: 5.141 MB / 0.5137 GB
Notification: Performance of prepare preOptimizeDAE: time 4.129e-05/0.08909, allocations: 8.625 kB / 0.6145 GB, free: 5.133 MB / 0.5137 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01353/0.1026, allocations: 2.44 MB / 0.6169 GB, free: 2.688 MB / 0.5137 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00515/0.1078, allocations: 2.161 MB / 0.619 GB, free: 0.4922 MB / 0.5137 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002425/0.108, allocations: 271.5 kB / 0.6193 GB, free: 232 kB / 0.5137 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001034/0.1091, allocations: 352.4 kB / 0.6196 GB, free: 15.88 MB / 0.5294 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01429/0.1233, allocations: 7.243 MB / 0.6267 GB, free: 8.52 MB / 0.5294 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.634e-05/0.1234, allocations: 11.94 kB / 0.6267 GB, free: 8.508 MB / 0.5294 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004421/0.1238, allocations: 144 kB / 0.6268 GB, free: 8.367 MB / 0.5294 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004746/0.1243, allocations: 334.1 kB / 0.6271 GB, free: 8.039 MB / 0.5294 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01551/0.1398, allocations: 7.032 MB / 0.634 GB, free: 0.9961 MB / 0.5294 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 0.02865/0.1685, allocations: 17.91 MB / 0.6515 GB, free: 14.52 MB / 0.5606 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007912/0.1764, allocations: 3.714 MB / 0.6551 GB, free: 10.79 MB / 0.5606 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006048/0.1824, allocations: 2.53 MB / 0.6576 GB, free: 8.227 MB / 0.5606 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001755/0.1826, allocations: 49.97 kB / 0.6576 GB, free: 8.18 MB / 0.5606 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.18e-05/0.1827, allocations: 64.48 kB / 0.6577 GB, free: 8.105 MB / 0.5606 GB
Notification: Performance of pre-optimization done (n=208): time 3.977e-06/0.1827, allocations: 0 / 0.6577 GB, free: 8.105 MB / 0.5606 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 0.1078/0.2904, allocations: 30.79 MB / 0.6878 GB, free: 9.316 MB / 0.5919 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001373/0.2906, allocations: 235.6 kB / 0.688 GB, free: 9.039 MB / 0.5919 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002122/0.2927, allocations: 1.44 MB / 0.6894 GB, free: 7.586 MB / 0.5919 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004165/0.2931, allocations: 69.7 kB / 0.6895 GB, free: 7.512 MB / 0.5919 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00108/0.2942, allocations: 1.546 MB / 0.691 GB, free: 5.953 MB / 0.5919 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00096/0.2951, allocations: 0.9605 MB / 0.6919 GB, free: 4.984 MB / 0.5919 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001147/0.2963, allocations: 0.6282 MB / 0.6925 GB, free: 4.348 MB / 0.5919 GB
Notification: Performance of setup shared object (initialization): time 0.0001219/0.2964, allocations: 301.1 kB / 0.6928 GB, free: 4.051 MB / 0.5919 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006254/0.3027, allocations: 2.694 MB / 0.6955 GB, free: 1.348 MB / 0.5919 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.2916/0.5943, allocations: 3.636 MB / 0.699 GB, free: 129.2 MB / 0.5919 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01434/0.6087, allocations: 6.412 MB / 0.7053 GB, free: 126.3 MB / 0.5919 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.804e-05/0.6087, allocations: 8.484 kB / 0.7053 GB, free: 126.3 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 0.02745/0.6362, allocations: 10.79 MB / 0.7158 GB, free: 123.5 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 4.051e-05/0.6362, allocations: 18.98 kB / 0.7158 GB, free: 123.5 MB / 0.5919 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.951e-05/0.6363, allocations: 30.44 kB / 0.7159 GB, free: 123.5 MB / 0.5919 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01812/0.6544, allocations: 5.523 MB / 0.7212 GB, free: 121.3 MB / 0.5919 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0042/0.6586, allocations: 0.9945 MB / 0.7222 GB, free: 120.3 MB / 0.5919 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0333/0.6919, allocations: 27.38 MB / 0.749 GB, free: 92.9 MB / 0.5919 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004321/0.6962, allocations: 0.5771 MB / 0.7495 GB, free: 92.34 MB / 0.5919 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002979/0.6965, allocations: 151.9 kB / 0.7497 GB, free: 92.19 MB / 0.5919 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006424/0.7029, allocations: 3.987 MB / 0.7536 GB, free: 88.2 MB / 0.5919 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005226/0.7082, allocations: 3.609 MB / 0.7571 GB, free: 84.19 MB / 0.5919 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08084/0.789, allocations: 24.47 MB / 0.781 GB, free: 59.28 MB / 0.5919 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.216e-05/0.789, allocations: 8 kB / 0.781 GB, free: 59.27 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 0.02301/0.812, allocations: 10.17 MB / 0.7909 GB, free: 49.12 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 2.348e-05/0.8121, allocations: 16.56 kB / 0.7909 GB, free: 49.11 MB / 0.5919 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.059e-05/0.8121, allocations: 32 kB / 0.791 GB, free: 49.08 MB / 0.5919 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01407/0.8262, allocations: 4.311 MB / 0.7952 GB, free: 44.75 MB / 0.5919 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004353/0.8305, allocations: 1.046 MB / 0.7962 GB, free: 43.7 MB / 0.5919 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02711/0.8576, allocations: 26.13 MB / 0.8217 GB, free: 17.05 MB / 0.5919 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004254/0.8619, allocations: 0.5576 MB / 0.8223 GB, free: 16.49 MB / 0.5919 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003151/0.8622, allocations: 155.9 kB / 0.8224 GB, free: 16.34 MB / 0.5919 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 0.0008918/0.8631, allocations: 398.3 kB / 0.8228 GB, free: 15.96 MB / 0.5919 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004719/0.8635, allocations: 198.8 kB / 0.823 GB, free: 15.77 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 postOpt wrapFunctionCalls (simulation): time 0.02334/0.8869, allocations: 9.934 MB / 0.8327 GB, free: 5.801 MB / 0.5919 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.382e-05/0.8869, allocations: 28 kB / 0.8327 GB, free: 5.773 MB / 0.5919 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.63e-05/0.8869, allocations: 16 kB / 0.8327 GB, free: 5.758 MB / 0.5919 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.238e-05/0.887, allocations: 15.95 kB / 0.8327 GB, free: 5.742 MB / 0.5919 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 0.03446/0.9214, allocations: 14.78 MB / 0.8472 GB, free: 6.879 MB / 0.6075 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.852e-05/0.9215, allocations: 8 kB / 0.8472 GB, free: 6.871 MB / 0.6075 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003787/0.9252, allocations: 0.741 MB / 0.8479 GB, free: 6.129 MB / 0.6075 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01972/0.945, allocations: 5.172 MB / 0.8529 GB, free: 0.9453 MB / 0.6075 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005457/0.9455, allocations: 75.95 kB / 0.853 GB, free: 0.8711 MB / 0.6075 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04234/0.9879, allocations: 26.46 MB / 0.8789 GB, free: 6.051 MB / 0.6387 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.023e-05/0.9879, allocations: 12.03 kB / 0.8789 GB, free: 6.039 MB / 0.6387 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 0.02642/1.014, allocations: 9.844 MB / 0.8885 GB, free: 11.99 MB / 0.6544 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0017/1.016, allocations: 0.6489 MB / 0.8891 GB, free: 11.34 MB / 0.6544 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003953/1.016, allocations: 55.98 kB / 0.8892 GB, free: 11.29 MB / 0.6544 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003525/1.02, allocations: 0.5031 MB / 0.8897 GB, free: 10.78 MB / 0.6544 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007727/1.021, allocations: 238.3 kB / 0.8899 GB, free: 10.55 MB / 0.6544 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000249/1.021, allocations: 99.95 kB / 0.89 GB, free: 10.45 MB / 0.6544 GB
Notification: Performance of sorting global known variables: time 0.00142/1.022, allocations: 0.9401 MB / 0.8909 GB, free: 9.504 MB / 0.6544 GB
Notification: Performance of sort global known variables: time 8e-08/1.022, allocations: 0 / 0.8909 GB, free: 9.504 MB / 0.6544 GB
Notification: Performance of remove unused functions: time 0.00556/1.028, allocations: 1.852 MB / 0.8927 GB, free: 7.652 MB / 0.6544 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 0.0004047/1.028, allocations: 181.1 kB / 0.8929 GB, free: 7.473 MB / 0.6544 GB
Notification: Performance of simCode: created initialization part: time 0.02905/1.057, allocations: 12 MB / 0.9046 GB, free: 11.37 MB / 0.67 GB
Notification: Performance of simCode: created event and clocks part: time 1.318e-05/1.057, allocations: 3.938 kB / 0.9046 GB, free: 11.36 MB / 0.67 GB
Notification: Performance of simCode: created simulation system equations: time 0.01124/1.069, allocations: 4.265 MB / 0.9088 GB, free: 7.055 MB / 0.67 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002108/1.071, allocations: 269.8 kB / 0.909 GB, free: 6.801 MB / 0.67 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02381/1.095, allocations: 9.633 MB / 0.9184 GB, free: 13.05 MB / 0.6856 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003448/1.098, allocations: 2.293 MB / 0.9207 GB, free: 10.72 MB / 0.6856 GB
Notification: Performance of simCode: alias equations: time 0.004538/1.103, allocations: 1.652 MB / 0.9223 GB, free: 9.066 MB / 0.6856 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006805/1.103, allocations: 168.4 kB / 0.9224 GB, free: 8.902 MB / 0.6856 GB
Notification: Performance of SimCode: time 1.192e-06/1.103, allocations: 0 / 0.9224 GB, free: 8.902 MB / 0.6856 GB
Notification: Performance of Templates: time 0.3438/1.447, allocations: 76.64 MB / 0.9973 GB, free: 252.2 MB / 0.7325 GB
"
[Timeout remaining time 659]
make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 660]
(rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 480]
[Calling os._exit(0), Time elapsed: 8.259505726397038]
Failed to read output from testmodel.py, exit status != 0:
1.45518409460783 1.4639836609999999 1.380580195
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f276b4bd1e0>