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 0.0007794/0.0007794, allocations: 84.44 kB / 20.7 MB, free: 3.871 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 0.0007887/0.0007887, allocations: 165.9 kB / 23.96 MB, free: 0.6016 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 0.8373/0.8373, allocations: 177.1 MB / 204.3 MB, free: 5.727 MB / 186.7 MB
"
[Timeout remaining time 179]
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 0.5457/0.5457, allocations: 114 MB / 374.7 MB, free: 8.73 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.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 1.373e-06/1.373e-06, allocations: 0 / 0.5555 GB, free: 2.152 MB / 0.5105 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.1e-05/2.237e-05, allocations: 3.125 kB / 0.5555 GB, free: 2.148 MB / 0.5105 GB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.0131/0.01313, allocations: 17.53 MB / 0.5727 GB, free: 0.5625 MB / 0.5261 GB
Notification: Performance of NFInst.instExpressions: time 0.007665/0.02079, allocations: 6.648 MB / 0.5791 GB, free: 9.898 MB / 0.5417 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0008441/0.02164, allocations: 67.69 kB / 0.5792 GB, free: 9.832 MB / 0.5417 GB
Notification: Performance of NFTyping.typeComponents: time 0.001782/0.02342, allocations: 1.485 MB / 0.5807 GB, free: 8.34 MB / 0.5417 GB
Notification: Performance of NFTyping.typeBindings: time 0.002411/0.02583, allocations: 1.492 MB / 0.5821 GB, free: 6.84 MB / 0.5417 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002001/0.02783, allocations: 1.281 MB / 0.5834 GB, free: 5.559 MB / 0.5417 GB
Notification: Performance of NFFlatten.flatten: time 0.004054/0.03188, allocations: 5.557 MB / 0.5888 GB, free: 15.98 MB / 0.5573 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.003312/0.0352, allocations: 3.379 MB / 0.5921 GB, free: 12.52 MB / 0.5573 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002963/0.03816, allocations: 3.337 MB / 0.5954 GB, free: 9.172 MB / 0.5573 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002685/0.04085, allocations: 2.888 MB / 0.5982 GB, free: 6.277 MB / 0.5573 GB
Notification: Performance of NFPackage.collectConstants: time 0.0004008/0.04125, allocations: 0.5156 MB / 0.5987 GB, free: 5.762 MB / 0.5573 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001584/0.04283, allocations: 1.221 MB / 0.5999 GB, free: 4.539 MB / 0.5573 GB
Notification: Performance of NFScalarize.scalarize: time 0.001251/0.04408, allocations: 2.405 MB / 0.6022 GB, free: 2.129 MB / 0.5573 GB
Notification: Performance of NFVerifyModel.verify: time 0.001291/0.04537, allocations: 1.548 MB / 0.6037 GB, free: 0.5781 MB / 0.5573 GB
Notification: Performance of NFConvertDAE.convert: time 0.004756/0.05013, allocations: 7.991 MB / 0.6115 GB, free: 8.566 MB / 0.573 GB
Notification: Performance of FrontEnd - DAE generated: time 4.008e-06/0.05013, allocations: 0 / 0.6115 GB, free: 8.566 MB / 0.573 GB
Notification: Performance of FrontEnd: time 1.963e-06/0.05013, allocations: 0 / 0.6115 GB, free: 8.566 MB / 0.573 GB
Notification: Performance of Transformations before backend: time 4.273e-05/0.05018, allocations: 4 kB / 0.6115 GB, free: 8.562 MB / 0.573 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 0.00408/0.05426, allocations: 3.801 MB / 0.6152 GB, free: 4.715 MB / 0.573 GB
Notification: Performance of prepare preOptimizeDAE: time 4.004e-05/0.0543, allocations: 12.62 kB / 0.6153 GB, free: 4.703 MB / 0.573 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006498/0.0608, allocations: 2.429 MB / 0.6176 GB, free: 2.27 MB / 0.573 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002542/0.06334, allocations: 2.173 MB / 0.6198 GB, free: 64 kB / 0.573 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001396/0.06348, allocations: 267.5 kB / 0.62 GB, free: 15.8 MB / 0.5886 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003962/0.06387, allocations: 352.3 kB / 0.6203 GB, free: 15.46 MB / 0.5886 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.007887/0.07176, allocations: 7.246 MB / 0.6274 GB, free: 8.09 MB / 0.5886 GB
Notification: Performance of preOpt findStateOrder (simulation): time 4.859e-05/0.07181, allocations: 3.953 kB / 0.6274 GB, free: 8.086 MB / 0.5886 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002911/0.0721, allocations: 144 kB / 0.6276 GB, free: 7.945 MB / 0.5886 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002733/0.07237, allocations: 338.1 kB / 0.6279 GB, free: 7.613 MB / 0.5886 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.008613/0.08099, allocations: 7.036 MB / 0.6348 GB, free: 0.5664 MB / 0.5886 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 0.01666/0.09764, allocations: 17.89 MB / 0.6522 GB, free: 14.09 MB / 0.6198 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004239/0.1019, allocations: 3.725 MB / 0.6559 GB, free: 10.36 MB / 0.6198 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003127/0.105, allocations: 2.526 MB / 0.6583 GB, free: 7.809 MB / 0.6198 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000134/0.1051, allocations: 49.91 kB / 0.6584 GB, free: 7.758 MB / 0.6198 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.419e-05/0.1052, allocations: 64.5 kB / 0.6584 GB, free: 7.688 MB / 0.6198 GB
Notification: Performance of pre-optimization done (n=208): time 3.647e-06/0.1052, allocations: 0 / 0.6584 GB, free: 7.688 MB / 0.6198 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 0.2894/0.3946, allocations: 30.8 MB / 0.6885 GB, free: 150.9 MB / 0.6355 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.15e-05/0.3946, allocations: 240.7 kB / 0.6887 GB, free: 150.7 MB / 0.6355 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001423/0.396, allocations: 1.442 MB / 0.6902 GB, free: 150.2 MB / 0.6355 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004095/0.3964, allocations: 67.7 kB / 0.6902 GB, free: 150.1 MB / 0.6355 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005107/0.397, allocations: 1.554 MB / 0.6917 GB, free: 149.3 MB / 0.6355 GB
Notification: Performance of collectInitialBindings (initialization): time 0.000579/0.3975, allocations: 0.9505 MB / 0.6927 GB, free: 148.6 MB / 0.6355 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000724/0.3983, allocations: 0.6301 MB / 0.6933 GB, free: 148.4 MB / 0.6355 GB
Notification: Performance of setup shared object (initialization): time 2.65e-05/0.3983, allocations: 309.1 kB / 0.6936 GB, free: 148.1 MB / 0.6355 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003122/0.4014, allocations: 2.688 MB / 0.6962 GB, free: 147.2 MB / 0.6355 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.003734/0.4051, allocations: 3.643 MB / 0.6998 GB, free: 145.3 MB / 0.6355 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007239/0.4124, allocations: 6.401 MB / 0.706 GB, free: 142.3 MB / 0.6355 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.028e-05/0.4124, allocations: 11.94 kB / 0.706 GB, free: 142.3 MB / 0.6355 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 0.01727/0.4297, allocations: 10.78 MB / 0.7165 GB, free: 139.3 MB / 0.6355 GB
Notification: Performance of prepare postOptimizeDAE: time 4.277e-05/0.4297, allocations: 21.44 kB / 0.7166 GB, free: 139.3 MB / 0.6355 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.51e-05/0.4298, allocations: 25.75 kB / 0.7166 GB, free: 139.3 MB / 0.6355 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01143/0.4412, allocations: 5.542 MB / 0.722 GB, free: 138.6 MB / 0.6355 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00249/0.4437, allocations: 0.9895 MB / 0.723 GB, free: 138.5 MB / 0.6355 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02455/0.4682, allocations: 27.38 MB / 0.7497 GB, free: 122 MB / 0.6355 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002947/0.4712, allocations: 0.583 MB / 0.7503 GB, free: 121.7 MB / 0.6355 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003459/0.4715, allocations: 153.2 kB / 0.7504 GB, free: 121.6 MB / 0.6355 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.004878/0.4764, allocations: 3.987 MB / 0.7543 GB, free: 118.8 MB / 0.6355 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.003421/0.4798, allocations: 3.604 MB / 0.7578 GB, free: 114.8 MB / 0.6355 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.04139/0.5212, allocations: 24.46 MB / 0.7817 GB, free: 89.93 MB / 0.6355 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.52e-05/0.5212, allocations: 12 kB / 0.7817 GB, free: 89.91 MB / 0.6355 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 0.01347/0.5347, allocations: 10.17 MB / 0.7917 GB, free: 79.69 MB / 0.6355 GB
Notification: Performance of prepare postOptimizeDAE: time 2.622e-05/0.5348, allocations: 16 kB / 0.7917 GB, free: 79.67 MB / 0.6355 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.863e-05/0.5348, allocations: 28 kB / 0.7917 GB, free: 79.64 MB / 0.6355 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.00735/0.5421, allocations: 4.321 MB / 0.7959 GB, free: 75.31 MB / 0.6355 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002534/0.5447, allocations: 1.042 MB / 0.7969 GB, free: 74.27 MB / 0.6355 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01788/0.5625, allocations: 26.13 MB / 0.8225 GB, free: 47.63 MB / 0.6355 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002622/0.5652, allocations: 0.5584 MB / 0.823 GB, free: 47.07 MB / 0.6355 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002069/0.5654, allocations: 155.9 kB / 0.8231 GB, free: 46.92 MB / 0.6355 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 0.0006971/0.5661, allocations: 393 kB / 0.8235 GB, free: 46.53 MB / 0.6355 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003484/0.5664, allocations: 202.7 kB / 0.8237 GB, free: 46.33 MB / 0.6355 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 0.01274/0.5792, allocations: 9.931 MB / 0.8334 GB, free: 36.36 MB / 0.6355 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.062e-05/0.5792, allocations: 32 kB / 0.8334 GB, free: 36.33 MB / 0.6355 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.23e-05/0.5792, allocations: 12 kB / 0.8335 GB, free: 36.32 MB / 0.6355 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.391e-05/0.5792, allocations: 15.95 kB / 0.8335 GB, free: 36.3 MB / 0.6355 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 0.01771/0.5969, allocations: 14.77 MB / 0.8479 GB, free: 21.46 MB / 0.6355 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.156e-05/0.5969, allocations: 12 kB / 0.8479 GB, free: 21.45 MB / 0.6355 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00171/0.5987, allocations: 0.7335 MB / 0.8486 GB, free: 20.71 MB / 0.6355 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.008757/0.6074, allocations: 5.186 MB / 0.8537 GB, free: 15.52 MB / 0.6355 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004735/0.6079, allocations: 71.95 kB / 0.8538 GB, free: 15.45 MB / 0.6355 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02276/0.6306, allocations: 26.45 MB / 0.8796 GB, free: 4.637 MB / 0.6511 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.496e-06/0.6306, allocations: 15.97 kB / 0.8796 GB, free: 4.621 MB / 0.6511 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 0.01478/0.6454, allocations: 9.852 MB / 0.8892 GB, free: 10.56 MB / 0.6667 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.00151/0.6469, allocations: 0.643 MB / 0.8899 GB, free: 9.918 MB / 0.6667 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003146/0.6473, allocations: 63.98 kB / 0.8899 GB, free: 9.855 MB / 0.6667 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001844/0.6491, allocations: 0.507 MB / 0.8904 GB, free: 9.348 MB / 0.6667 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000587/0.6497, allocations: 242.3 kB / 0.8906 GB, free: 9.109 MB / 0.6667 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001512/0.6498, allocations: 95.94 kB / 0.8907 GB, free: 9.016 MB / 0.6667 GB
Notification: Performance of sorting global known variables: time 0.001009/0.6508, allocations: 0.944 MB / 0.8917 GB, free: 8.066 MB / 0.6667 GB
Notification: Performance of sort global known variables: time 2.11e-07/0.6508, allocations: 4 kB / 0.8917 GB, free: 8.062 MB / 0.6667 GB
Notification: Performance of remove unused functions: time 0.00479/0.6556, allocations: 1.852 MB / 0.8935 GB, free: 6.211 MB / 0.6667 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 0.0004331/0.6561, allocations: 170.9 kB / 0.8936 GB, free: 6.035 MB / 0.6667 GB
Notification: Performance of simCode: created initialization part: time 0.01717/0.6732, allocations: 12 MB / 0.9053 GB, free: 9.926 MB / 0.6823 GB
Notification: Performance of simCode: created event and clocks part: time 1.035e-05/0.6732, allocations: 8.25 kB / 0.9054 GB, free: 9.918 MB / 0.6823 GB
Notification: Performance of simCode: created simulation system equations: time 0.006044/0.6793, allocations: 4.266 MB / 0.9095 GB, free: 5.613 MB / 0.6823 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00152/0.6808, allocations: 269.1 kB / 0.9098 GB, free: 5.363 MB / 0.6823 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01609/0.6969, allocations: 10.22 MB / 0.9198 GB, free: 11.01 MB / 0.698 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002574/0.6995, allocations: 2.355 MB / 0.9221 GB, free: 8.613 MB / 0.698 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009256/0.7004, allocations: 208.3 kB / 0.9223 GB, free: 8.41 MB / 0.698 GB
Notification: Performance of SimCode: time 1.753e-06/0.7004, allocations: 0 / 0.9223 GB, free: 8.41 MB / 0.698 GB
Notification: Performance of Templates: time 0.335/1.035, allocations: 109.2 MB / 1.029 GB, free: 207.3 MB / 0.7292 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: 9.382584334351122]
Failed to read output from testmodel.py, exit status != 0:
1.0414252551272511 1.0479154309999998 0.996528675
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7688f9d6d4c0>