Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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 0.001322/0.001322, allocations: 114 kB / 17.12 MB, free: 6.008 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 0.001374/0.001374, allocations: 211.2 kB / 20.1 MB, free: 3.055 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 1.474/1.474, allocations: 230.6 MB / 253.5 MB, free: 15.07 MB / 206.1 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 0.9801/0.9801, allocations: 150 MB / 459.5 MB, free: 5.664 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: "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: IBPSA requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.002054/0.002054, allocations: 66.03 kB / 0.6362 GB, free: 30.38 MB / 0.4981 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1584/0.1604, allocations: 89.14 MB / 0.7233 GB, free: 3.988 MB / 0.5294 GB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.0242/0.1846, allocations: 18.59 MB / 0.7414 GB, free: 1.324 MB / 0.545 GB
Notification: Performance of NFInst.instExpressions: time 0.01209/0.1967, allocations: 6.967 MB / 0.7482 GB, free: 10.34 MB / 0.5606 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001369/0.1981, allocations: 67.69 kB / 0.7483 GB, free: 10.27 MB / 0.5606 GB
Notification: Performance of NFTyping.typeComponents: time 0.003807/0.2019, allocations: 1.5 MB / 0.7498 GB, free: 8.77 MB / 0.5606 GB
Notification: Performance of NFTyping.typeBindings: time 0.003749/0.2056, allocations: 1.467 MB / 0.7512 GB, free: 7.297 MB / 0.5606 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003173/0.2088, allocations: 1.274 MB / 0.7524 GB, free: 6.023 MB / 0.5606 GB
Notification: Performance of NFFlatten.flatten: time 0.006504/0.2153, allocations: 5.472 MB / 0.7578 GB, free: 0.5391 MB / 0.5606 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.006765/0.2221, allocations: 5.183 MB / 0.7628 GB, free: 11.25 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003893/0.226, allocations: 2.415 MB / 0.7652 GB, free: 8.824 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005052/0.231, allocations: 3.171 MB / 0.7683 GB, free: 5.645 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.001108/0.2321, allocations: 0.5156 MB / 0.7688 GB, free: 5.129 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002664/0.2348, allocations: 1.291 MB / 0.7701 GB, free: 3.836 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.002655/0.2375, allocations: 2.307 MB / 0.7723 GB, free: 1.523 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.002894/0.2404, allocations: 2.191 MB / 0.7745 GB, free: 15.32 MB / 0.5919 GB
Notification: Performance of NFConvertDAE.convert: time 0.009325/0.2497, allocations: 7.802 MB / 0.7821 GB, free: 7.5 MB / 0.5919 GB
Notification: Performance of FrontEnd - DAE generated: time 5.561e-06/0.2497, allocations: 0 / 0.7821 GB, free: 7.5 MB / 0.5919 GB
Notification: Performance of FrontEnd: time 1.893e-06/0.2497, allocations: 0 / 0.7821 GB, free: 7.5 MB / 0.5919 GB
Notification: Performance of Transformations before backend: time 0.0001879/0.2499, allocations: 0 / 0.7821 GB, free: 7.5 MB / 0.5919 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 0.009352/0.2592, allocations: 3.911 MB / 0.7859 GB, free: 3.523 MB / 0.5919 GB
Notification: Performance of prepare preOptimizeDAE: time 4.757e-05/0.2593, allocations: 12.03 kB / 0.7859 GB, free: 3.512 MB / 0.5919 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0008905/0.2602, allocations: 0.5426 MB / 0.7864 GB, free: 2.961 MB / 0.5919 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01378/0.2739, allocations: 2.433 MB / 0.7888 GB, free: 0.5234 MB / 0.5919 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005871/0.2798, allocations: 2.199 MB / 0.791 GB, free: 14.28 MB / 0.6075 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003213/0.2801, allocations: 267.3 kB / 0.7912 GB, free: 14.02 MB / 0.6075 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.00171/0.2818, allocations: 356 kB / 0.7916 GB, free: 13.67 MB / 0.6075 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01748/0.2993, allocations: 7.163 MB / 0.7985 GB, free: 6.406 MB / 0.6075 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.293e-05/0.2994, allocations: 0 / 0.7985 GB, free: 6.406 MB / 0.6075 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005817/0.3, allocations: 144 kB / 0.7987 GB, free: 6.266 MB / 0.6075 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005298/0.3005, allocations: 338.1 kB / 0.799 GB, free: 5.934 MB / 0.6075 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0193/0.3198, allocations: 7.048 MB / 0.8059 GB, free: 14.87 MB / 0.6231 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04205/0.3619, allocations: 26.55 MB / 0.8318 GB, free: 2.152 MB / 0.6387 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01041/0.3723, allocations: 4.865 MB / 0.8366 GB, free: 12.98 MB / 0.6544 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006966/0.3792, allocations: 2.536 MB / 0.839 GB, free: 10.43 MB / 0.6544 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0004045/0.3796, allocations: 131 kB / 0.8392 GB, free: 10.28 MB / 0.6544 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.936e-05/0.3797, allocations: 60.5 kB / 0.8392 GB, free: 10.21 MB / 0.6544 GB
Notification: Performance of pre-optimization done (n=208): time 5.661e-06/0.3797, allocations: 0 / 0.8392 GB, free: 10.21 MB / 0.6544 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.conv2.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.conv2.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 0.5128/0.8925, allocations: 31.09 MB / 0.8696 GB, free: 128.1 MB / 0.67 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.399e-05/0.8926, allocations: 243.3 kB / 0.8698 GB, free: 127.9 MB / 0.67 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002263/0.8949, allocations: 1.473 MB / 0.8713 GB, free: 127.6 MB / 0.67 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005273/0.8954, allocations: 66.3 kB / 0.8713 GB, free: 127.6 MB / 0.67 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008591/0.8963, allocations: 1.552 MB / 0.8728 GB, free: 127 MB / 0.67 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007783/0.897, allocations: 0.9702 MB / 0.8738 GB, free: 126.4 MB / 0.67 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001144/0.8982, allocations: 0.6345 MB / 0.8744 GB, free: 126.1 MB / 0.67 GB
Notification: Performance of setup shared object (initialization): time 4.492e-05/0.8982, allocations: 306 kB / 0.8747 GB, free: 125.8 MB / 0.67 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006434/0.9047, allocations: 2.684 MB / 0.8773 GB, free: 125 MB / 0.67 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007051/0.9117, allocations: 3.573 MB / 0.8808 GB, free: 123.1 MB / 0.67 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01134/0.923, allocations: 6.411 MB / 0.8871 GB, free: 120.1 MB / 0.67 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.85e-05/0.9231, allocations: 3.969 kB / 0.8871 GB, free: 120.1 MB / 0.67 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.conv2.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.conv2.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 0.02572/0.9488, allocations: 10.91 MB / 0.8977 GB, free: 114.3 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 4.947e-05/0.9488, allocations: 17.83 kB / 0.8977 GB, free: 114.3 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.175e-05/0.9489, allocations: 26.03 kB / 0.8978 GB, free: 114.3 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01842/0.9673, allocations: 5.565 MB / 0.9032 GB, free: 110.2 MB / 0.67 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004354/0.9717, allocations: 0.9867 MB / 0.9042 GB, free: 109.2 MB / 0.67 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03461/1.006, allocations: 28.2 MB / 0.9317 GB, free: 80.6 MB / 0.67 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004517/1.011, allocations: 0.5755 MB / 0.9323 GB, free: 80.02 MB / 0.67 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004113/1.011, allocations: 147.9 kB / 0.9324 GB, free: 79.88 MB / 0.67 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006906/1.018, allocations: 3.988 MB / 0.9363 GB, free: 75.88 MB / 0.67 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005852/1.024, allocations: 3.539 MB / 0.9398 GB, free: 71.97 MB / 0.67 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08078/1.105, allocations: 24.62 MB / 0.9638 GB, free: 46.86 MB / 0.67 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.901e-05/1.105, allocations: 8 kB / 0.9638 GB, free: 46.86 MB / 0.67 GB
Warning: The linear system: 
1 : transformer.conv1.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.conv1.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1]
]
  =
[
  -loadRL.load1.v[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] ;
  -transformer.conv2.V2[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_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_lambda0): time 0.02393/1.129, allocations: 10.47 MB / 0.974 GB, free: 36.25 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 3.672e-05/1.129, allocations: 26.34 kB / 0.9741 GB, free: 36.22 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.702e-05/1.129, allocations: 28 kB / 0.9741 GB, free: 36.2 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01413/1.143, allocations: 4.321 MB / 0.9783 GB, free: 31.86 MB / 0.67 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004376/1.147, allocations: 1.037 MB / 0.9793 GB, free: 30.82 MB / 0.67 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.029/1.176, allocations: 27.16 MB / 1.006 GB, free: 2.953 MB / 0.67 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004452/1.181, allocations: 0.5557 MB / 1.006 GB, free: 2.398 MB / 0.67 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004674/1.181, allocations: 155.9 kB / 1.007 GB, free: 2.246 MB / 0.67 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.i1[2]) - line2.i3[2] - line2.i2[2]
         0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[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 0.0009833/1.182, allocations: 406 kB / 1.007 GB, free: 1.863 MB / 0.67 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005639/1.183, allocations: 210.7 kB / 1.007 GB, free: 1.656 MB / 0.67 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[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] ;
  -transformer.conv2.V2[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] ;
  -loadRL.load1.v[1]
]
 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 wrapFunctionCalls (simulation): time 0.02796/1.211, allocations: 10.08 MB / 1.017 GB, free: 7.512 MB / 0.6856 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.045e-05/1.211, allocations: 32 kB / 1.017 GB, free: 7.48 MB / 0.6856 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.252e-05/1.211, allocations: 12 kB / 1.017 GB, free: 7.469 MB / 0.6856 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.989e-05/1.211, allocations: 19.56 kB / 1.017 GB, free: 7.453 MB / 0.6856 GB
Warning: The linear system: 
1 : 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]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : 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]
4 : transformer.conv2.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.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[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] ;
  -loadRL.load1.v[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] ;
  -transformer.conv2.V2[1]
]
 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 0.03818/1.249, allocations: 16.22 MB / 1.033 GB, free: 7.055 MB / 0.7012 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.858e-05/1.249, allocations: 4 kB / 1.033 GB, free: 7.051 MB / 0.7012 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003644/1.253, allocations: 0.749 MB / 1.034 GB, free: 6.301 MB / 0.7012 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01983/1.273, allocations: 5.169 MB / 1.039 GB, free: 1.113 MB / 0.7012 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005934/1.273, allocations: 71.95 kB / 1.039 GB, free: 1.043 MB / 0.7012 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0457/1.319, allocations: 27.24 MB / 1.065 GB, free: 5.332 MB / 0.7325 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.495e-05/1.319, allocations: 12.03 kB / 1.065 GB, free: 5.32 MB / 0.7325 GB
Warning: The linear system: 
1 : 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]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : 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]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[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.conv2.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]
]
 might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02803/1.347, allocations: 10.06 MB / 1.075 GB, free: 11 MB / 0.7481 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002088/1.349, allocations: 0.7299 MB / 1.076 GB, free: 10.25 MB / 0.7481 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007679/1.35, allocations: 59.98 kB / 1.076 GB, free: 10.2 MB / 0.7481 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003887/1.354, allocations: 0.507 MB / 1.076 GB, free: 9.688 MB / 0.7481 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009203/1.355, allocations: 234.2 kB / 1.077 GB, free: 9.461 MB / 0.7481 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003722/1.355, allocations: 91.95 kB / 1.077 GB, free: 9.371 MB / 0.7481 GB
Notification: Performance of sorting global known variables: time 0.001871/1.357, allocations: 1.005 MB / 1.078 GB, free: 8.363 MB / 0.7481 GB
Notification: Performance of sort global known variables: time 1.7e-07/1.357, allocations: 0 / 1.078 GB, free: 8.363 MB / 0.7481 GB
Notification: Performance of remove unused functions: time 0.00725/1.364, allocations: 1.855 MB / 1.08 GB, free: 6.508 MB / 0.7481 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)}
Warning: The linear system: 
1 : 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]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : 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]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[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.conv2.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]
]
 might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of Backend phase and start with SimCode phase: time 0.02892/1.393, allocations: 10.71 MB / 1.09 GB, free: 11.54 MB / 0.7637 GB
Notification: Performance of simCode: created initialization part: time 0.03219/1.425, allocations: 12.03 MB / 1.102 GB, free: 15.39 MB / 0.7794 GB
Notification: Performance of simCode: created event and clocks part: time 9.788e-06/1.425, allocations: 0 / 1.102 GB, free: 15.39 MB / 0.7794 GB
Notification: Performance of simCode: created simulation system equations: time 0.01451/1.44, allocations: 4.241 MB / 1.106 GB, free: 11.11 MB / 0.7794 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004797/1.444, allocations: 297.6 kB / 1.106 GB, free: 10.84 MB / 0.7794 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.conv2.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.conv2.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.
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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[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] ;
  -transformer.conv2.V2[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] ;
  -loadRL.load1.v[1]
]
 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 simCode: created linear, non-linear and system jacobian parts: time 0.1779/1.622, allocations: 42.28 MB / 1.147 GB, free: 15.26 MB / 0.8262 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00594/1.628, allocations: 2.849 MB / 1.15 GB, free: 12.38 MB / 0.8262 GB
Notification: Performance of simCode: alias equations: time 0.008205/1.636, allocations: 1.661 MB / 1.152 GB, free: 10.71 MB / 0.8262 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0035/1.64, allocations: 1.218 MB / 1.153 GB, free: 9.492 MB / 0.8262 GB
Notification: Performance of SimCode: time 1.413e-06/1.64, allocations: 0 / 1.153 GB, free: 9.492 MB / 0.8262 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.5349/2.175, allocations: 104.2 MB / 1.255 GB, free: 267 MB / 0.8575 GB
Notification: Performance of buildModelFMU: Generate platform static: time 17.21/19.38, allocations: 13.64 kB / 1.255 GB, free: 267 MB / 0.8575 GB
"
[Timeout remaining time 640]
(rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 23.36440096097067]
Failed to read output from testmodel.py, exit status != 0:
19.523963161977008 19.542644963 19.289155347
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f4254566ce0>