Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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 0.0007992/0.0007992, allocations: 80.44 kB / 19.17 MB, free: 0.7422 MB / 13.93 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 0.000979/0.000979, allocations: 169.9 kB / 22.46 MB, free: 2.105 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 0.8522/0.8522, allocations: 177.1 MB / 202.8 MB, free: 5.738 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/package.mo): time 1.678/1.678, allocations: 359 MB / 0.6037 GB, free: 11.11 MB / 0.573 GB
"
[Timeout remaining time 178]
Using package Buildings with version 11.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/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(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 2.355e-06/2.355e-06, allocations: 0 / 0.9506 GB, free: 3.406 MB / 0.9011 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.627e-05/2.862e-05, allocations: 2.281 kB / 0.9506 GB, free: 3.402 MB / 0.9011 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01512/0.01514, allocations: 17.45 MB / 0.9676 GB, free: 1.883 MB / 0.9167 GB
Notification: Performance of NFInst.instExpressions: time 0.007564/0.02271, allocations: 6.652 MB / 0.9741 GB, free: 11.21 MB / 0.9323 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0008877/0.0236, allocations: 67.69 kB / 0.9742 GB, free: 11.14 MB / 0.9323 GB
Notification: Performance of NFTyping.typeComponents: time 0.001925/0.02552, allocations: 1.474 MB / 0.9756 GB, free: 9.668 MB / 0.9323 GB
Notification: Performance of NFTyping.typeBindings: time 0.002172/0.02769, allocations: 1.481 MB / 0.9771 GB, free: 8.18 MB / 0.9323 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001829/0.02952, allocations: 1.263 MB / 0.9783 GB, free: 6.914 MB / 0.9323 GB
Notification: Performance of NFFlatten.flatten: time 0.003816/0.03334, allocations: 5.537 MB / 0.9837 GB, free: 1.363 MB / 0.9323 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.003357/0.0367, allocations: 3.355 MB / 0.987 GB, free: 13.91 MB / 0.948 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003271/0.03997, allocations: 3.306 MB / 0.9902 GB, free: 10.6 MB / 0.948 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002618/0.04259, allocations: 2.876 MB / 0.993 GB, free: 7.715 MB / 0.948 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005037/0.04309, allocations: 0.5156 MB / 0.9935 GB, free: 7.199 MB / 0.948 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001563/0.04465, allocations: 1.209 MB / 0.9947 GB, free: 5.988 MB / 0.948 GB
Notification: Performance of NFScalarize.scalarize: time 0.001419/0.04607, allocations: 2.409 MB / 0.9971 GB, free: 3.574 MB / 0.948 GB
Notification: Performance of NFVerifyModel.verify: time 0.001368/0.04744, allocations: 1.532 MB / 0.9986 GB, free: 2.039 MB / 0.948 GB
Notification: Performance of NFConvertDAE.convert: time 0.005215/0.05265, allocations: 7.96 MB / 1.006 GB, free: 10.05 MB / 0.9636 GB
Notification: Performance of FrontEnd - DAE generated: time 4.047e-06/0.05266, allocations: 0 / 1.006 GB, free: 10.05 MB / 0.9636 GB
Notification: Performance of FrontEnd: time 1.793e-06/0.05266, allocations: 0 / 1.006 GB, free: 10.05 MB / 0.9636 GB
Notification: Performance of Transformations before backend: time 8.577e-05/0.05275, allocations: 0 / 1.006 GB, free: 10.05 MB / 0.9636 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.00461/0.05736, allocations: 3.767 MB / 1.01 GB, free: 6.242 MB / 0.9636 GB
Notification: Performance of prepare preOptimizeDAE: time 3.922e-05/0.0574, allocations: 8.031 kB / 1.01 GB, free: 6.234 MB / 0.9636 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0004816/0.05788, allocations: 0.5423 MB / 1.011 GB, free: 5.684 MB / 0.9636 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006273/0.06415, allocations: 2.433 MB / 1.013 GB, free: 3.246 MB / 0.9636 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002564/0.06671, allocations: 2.157 MB / 1.015 GB, free: 1.055 MB / 0.9636 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000119/0.06683, allocations: 259.4 kB / 1.015 GB, free: 0.8008 MB / 0.9636 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004052/0.06724, allocations: 344.3 kB / 1.016 GB, free: 476 kB / 0.9636 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.007908/0.07515, allocations: 7.217 MB / 1.023 GB, free: 9.125 MB / 0.9792 GB
Notification: Performance of preOpt findStateOrder (simulation): time 4.97e-05/0.0752, allocations: 7.938 kB / 1.023 GB, free: 9.117 MB / 0.9792 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002976/0.07549, allocations: 144 kB / 1.023 GB, free: 8.977 MB / 0.9792 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002642/0.07576, allocations: 330 kB / 1.023 GB, free: 8.652 MB / 0.9792 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.008637/0.0844, allocations: 7.016 MB / 1.03 GB, free: 1.625 MB / 0.9792 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.4125/0.4969, allocations: 18.44 MB / 1.048 GB, free: 121.7 MB / 0.9948 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004674/0.5016, allocations: 3.718 MB / 1.052 GB, free: 121.5 MB / 0.9948 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003257/0.5049, allocations: 2.532 MB / 1.054 GB, free: 121.3 MB / 0.9948 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001777/0.505, allocations: 45.56 kB / 1.054 GB, free: 121.3 MB / 0.9948 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.191e-05/0.5051, allocations: 64.16 kB / 1.054 GB, free: 121.3 MB / 0.9948 GB
Notification: Performance of pre-optimization done (n=208): time 4.599e-06/0.5051, allocations: 4.203 kB / 1.054 GB, free: 121.3 MB / 0.9948 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 0.05707/0.5621, allocations: 30.73 MB / 1.084 GB, free: 114.8 MB / 0.9948 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.966e-05/0.5622, allocations: 235.2 kB / 1.084 GB, free: 114.5 MB / 0.9948 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001853/0.5641, allocations: 1.485 MB / 1.086 GB, free: 114 MB / 0.9948 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005447/0.5646, allocations: 66.42 kB / 1.086 GB, free: 113.9 MB / 0.9948 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007544/0.5654, allocations: 1.527 MB / 1.087 GB, free: 112.9 MB / 0.9948 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009695/0.5663, allocations: 0.9594 MB / 1.088 GB, free: 112.2 MB / 0.9948 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001039/0.5674, allocations: 0.629 MB / 1.089 GB, free: 111.9 MB / 0.9948 GB
Notification: Performance of setup shared object (initialization): time 2.931e-05/0.5674, allocations: 306.9 kB / 1.089 GB, free: 111.6 MB / 0.9948 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004067/0.5715, allocations: 2.691 MB / 1.092 GB, free: 110.7 MB / 0.9948 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004761/0.5762, allocations: 3.65 MB / 1.095 GB, free: 108.8 MB / 0.9948 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.009146/0.5854, allocations: 6.403 MB / 1.102 GB, free: 105.7 MB / 0.9948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.039e-05/0.5854, allocations: 7.531 kB / 1.102 GB, free: 105.7 MB / 0.9948 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 0.01987/0.6053, allocations: 10.76 MB / 1.112 GB, free: 102.8 MB / 0.9948 GB
Notification: Performance of prepare postOptimizeDAE: time 3.938e-05/0.6054, allocations: 15.44 kB / 1.112 GB, free: 102.8 MB / 0.9948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.456e-05/0.6054, allocations: 29.14 kB / 1.112 GB, free: 102.8 MB / 0.9948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01149/0.6169, allocations: 5.566 MB / 1.118 GB, free: 100.7 MB / 0.9948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002777/0.6197, allocations: 0.9973 MB / 1.119 GB, free: 100.4 MB / 0.9948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02503/0.6447, allocations: 27.48 MB / 1.146 GB, free: 79.61 MB / 0.9948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003088/0.6478, allocations: 0.5733 MB / 1.146 GB, free: 79.04 MB / 0.9948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005361/0.6483, allocations: 151.9 kB / 1.146 GB, free: 78.89 MB / 0.9948 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.005128/0.6534, allocations: 3.984 MB / 1.15 GB, free: 74.9 MB / 0.9948 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.003695/0.6571, allocations: 3.607 MB / 1.154 GB, free: 70.89 MB / 0.9948 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.04318/0.7003, allocations: 24.48 MB / 1.178 GB, free: 45.94 MB / 0.9948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.568e-05/0.7003, allocations: 8 kB / 1.178 GB, free: 45.93 MB / 0.9948 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 0.01562/0.716, allocations: 10.17 MB / 1.187 GB, free: 35.71 MB / 0.9948 GB
Notification: Performance of prepare postOptimizeDAE: time 2.648e-05/0.716, allocations: 19.98 kB / 1.188 GB, free: 35.69 MB / 0.9948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.459e-05/0.716, allocations: 36.25 kB / 1.188 GB, free: 35.66 MB / 0.9948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.007347/0.7234, allocations: 4.336 MB / 1.192 GB, free: 31.31 MB / 0.9948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002493/0.7259, allocations: 1.038 MB / 1.193 GB, free: 30.27 MB / 0.9948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01835/0.7442, allocations: 26.28 MB / 1.218 GB, free: 3.434 MB / 0.9948 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002913/0.7471, allocations: 0.546 MB / 1.219 GB, free: 2.887 MB / 0.9948 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004725/0.7476, allocations: 155.9 kB / 1.219 GB, free: 2.734 MB / 0.9948 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 0.0008338/0.7484, allocations: 396 kB / 1.22 GB, free: 2.34 MB / 0.9948 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005237/0.749, allocations: 202.7 kB / 1.22 GB, free: 2.141 MB / 0.9948 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 0.01502/0.764, allocations: 9.933 MB / 1.229 GB, free: 8.176 MB / 1.01 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.735e-05/0.764, allocations: 35.59 kB / 1.229 GB, free: 8.145 MB / 1.01 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.987e-05/0.764, allocations: 12 kB / 1.229 GB, free: 8.133 MB / 1.01 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.938e-05/0.7641, allocations: 11.95 kB / 1.229 GB, free: 8.121 MB / 1.01 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 0.02404/0.7881, allocations: 15.39 MB / 1.244 GB, free: 8.621 MB / 1.026 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.69e-05/0.7881, allocations: 8.156 kB / 1.244 GB, free: 8.613 MB / 1.026 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001989/0.7901, allocations: 0.7372 MB / 1.245 GB, free: 7.875 MB / 1.026 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01066/0.8008, allocations: 5.172 MB / 1.25 GB, free: 2.691 MB / 1.026 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005053/0.8013, allocations: 71.95 kB / 1.25 GB, free: 2.621 MB / 1.026 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02738/0.8287, allocations: 26.53 MB / 1.276 GB, free: 7.684 MB / 1.057 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.715e-06/0.8287, allocations: 15.97 kB / 1.276 GB, free: 7.668 MB / 1.057 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 0.01618/0.8449, allocations: 9.884 MB / 1.286 GB, free: 13.57 MB / 1.073 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001627/0.8465, allocations: 0.6662 MB / 1.287 GB, free: 12.91 MB / 1.073 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004402/0.8469, allocations: 52 kB / 1.287 GB, free: 12.86 MB / 1.073 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002212/0.8491, allocations: 0.507 MB / 1.287 GB, free: 12.35 MB / 1.073 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006398/0.8498, allocations: 234.4 kB / 1.287 GB, free: 12.12 MB / 1.073 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001835/0.85, allocations: 95.95 kB / 1.287 GB, free: 12.03 MB / 1.073 GB
Notification: Performance of sorting global known variables: time 0.001136/0.8511, allocations: 0.9723 MB / 1.288 GB, free: 11.05 MB / 1.073 GB
Notification: Performance of sort global known variables: time 6e-08/0.8511, allocations: 0 / 1.288 GB, free: 11.05 MB / 1.073 GB
Notification: Performance of remove unused functions: time 0.005582/0.8567, allocations: 1.844 MB / 1.29 GB, free: 9.207 MB / 1.073 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 0.01696/0.8736, allocations: 10.56 MB / 1.3 GB, free: 14.43 MB / 1.089 GB
Notification: Performance of simCode: created initialization part: time 0.01962/0.8933, allocations: 12.02 MB / 1.312 GB, free: 2.301 MB / 1.089 GB
Notification: Performance of simCode: created event and clocks part: time 1.343e-05/0.8933, allocations: 0 / 1.312 GB, free: 2.301 MB / 1.089 GB
Notification: Performance of simCode: created simulation system equations: time 0.006936/0.9002, allocations: 4.245 MB / 1.316 GB, free: 14.02 MB / 1.104 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001967/0.9022, allocations: 268.7 kB / 1.317 GB, free: 13.77 MB / 1.104 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 simCode: created linear, non-linear and system jacobian parts: time 0.0673/0.9695, allocations: 41.94 MB / 1.358 GB, free: 2.613 MB / 1.135 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002949/0.9724, allocations: 2.275 MB / 1.36 GB, free: 308 kB / 1.135 GB
Notification: Performance of simCode: alias equations: time 0.003083/0.9755, allocations: 1.653 MB / 1.361 GB, free: 14.64 MB / 1.151 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001762/0.9773, allocations: 1.207 MB / 1.363 GB, free: 13.44 MB / 1.151 GB
Notification: Performance of SimCode: time 2.094e-06/0.9773, allocations: 4 kB / 1.363 GB, free: 13.43 MB / 1.151 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1201/1.097, allocations: 103.5 MB / 1.464 GB, free: 6.48 MB / 1.245 GB
Notification: Performance of buildModelFMU: Generate platform static: time 9.959/11.06, allocations: 2.188 kB / 1.464 GB, free: 6.48 MB / 1.245 GB
"
[Timeout remaining time 289]
(rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 15.065094985067844]
Failed to read output from testmodel.py, exit status != 0:
11.18284066952765 11.193252358 11.138553296
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7a8cce8b2c60>