Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001337/0.001337, allocations: 111.8 kB / 18.13 MB, free: 3.684 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001428/0.001428, allocations: 198.2 kB / 21.43 MB, free: 412 kB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.456/1.456, allocations: 225.6 MB / 250.2 MB, free: 13.3 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo", uses=false) [Timeout 180]
"[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/Media/Refrigerants/R410A/package.order:0:0-0:0:readonly] Warning: Found duplicate names in package.order file: A, B, C.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/Media/Refrigerants/R410A/package.mo:2:1-70:10:writable] Warning: C was referenced in the package.order file, but was not found in package.mo, C/package.mo or C.mo.
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 1.086/1.086, allocations: 175.8 MB / 481.1 MB, free: 7.691 MB / 382.1 MB
"
[Timeout remaining time 178]
Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IDEAS_dev_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IDEAS_dev_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 0.002137/0.002137, allocations: 68.64 kB / 0.6694 GB, free: 14.29 MB / 0.4981 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.5893/0.5915, allocations: 94.53 MB / 0.7617 GB, free: 9 MB / 0.5762 GB
Notification: Performance of NFInst.instantiate(IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02368/0.6151, allocations: 19.26 MB / 0.7805 GB, free: 13.53 MB / 0.5919 GB
Notification: Performance of NFInst.instExpressions: time 0.01341/0.6285, allocations: 7.043 MB / 0.7874 GB, free: 8.824 MB / 0.5919 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002128/0.6307, allocations: 60.56 kB / 0.7874 GB, free: 8.812 MB / 0.5919 GB
Notification: Performance of NFTyping.typeComponents: time 0.004479/0.6352, allocations: 1.527 MB / 0.7889 GB, free: 7.953 MB / 0.5919 GB
Notification: Performance of NFTyping.typeBindings: time 0.004849/0.64, allocations: 1.459 MB / 0.7903 GB, free: 7.129 MB / 0.5919 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004199/0.6442, allocations: 1.292 MB / 0.7916 GB, free: 6.43 MB / 0.5919 GB
Notification: Performance of NFFlatten.flatten: time 0.008695/0.6529, allocations: 5.472 MB / 0.797 GB, free: 4.117 MB / 0.5919 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.006169/0.6591, allocations: 3.322 MB / 0.8002 GB, free: 2.398 MB / 0.5919 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005488/0.6646, allocations: 2.375 MB / 0.8025 GB, free: 1.332 MB / 0.5919 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.007075/0.6716, allocations: 3.171 MB / 0.8056 GB, free: 15.89 MB / 0.6075 GB
Notification: Performance of NFPackage.collectConstants: time 0.001877/0.6735, allocations: 0.5132 MB / 0.8061 GB, free: 15.89 MB / 0.6075 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004386/0.6779, allocations: 1.295 MB / 0.8074 GB, free: 15.47 MB / 0.6075 GB
Notification: Performance of NFScalarize.scalarize: time 0.004614/0.6825, allocations: 2.303 MB / 0.8096 GB, free: 14.01 MB / 0.6075 GB
Notification: Performance of NFVerifyModel.verify: time 0.005642/0.6881, allocations: 2.191 MB / 0.8118 GB, free: 12.46 MB / 0.6075 GB
Notification: Performance of NFConvertDAE.convert: time 0.01318/0.7013, allocations: 7.797 MB / 0.8194 GB, free: 6.852 MB / 0.6075 GB
Notification: Performance of FrontEnd - DAE generated: time 8.796e-06/0.7013, allocations: 0.9688 kB / 0.8194 GB, free: 6.852 MB / 0.6075 GB
Notification: Performance of FrontEnd: time 2.344e-06/0.7013, allocations: 4 kB / 0.8194 GB, free: 6.848 MB / 0.6075 GB
Notification: Performance of Transformations before backend: time 0.0002803/0.7016, allocations: 0 / 0.8194 GB, free: 6.848 MB / 0.6075 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 0.01576/0.7174, allocations: 3.915 MB / 0.8232 GB, free: 4.188 MB / 0.6075 GB
Notification: Performance of prepare preOptimizeDAE: time 5.257e-05/0.7174, allocations: 9.906 kB / 0.8232 GB, free: 4.188 MB / 0.6075 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00233/0.7198, allocations: 0.5453 MB / 0.8238 GB, free: 3.801 MB / 0.6075 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0141/0.7339, allocations: 2.428 MB / 0.8261 GB, free: 2.633 MB / 0.6075 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007575/0.7414, allocations: 2.202 MB / 0.8283 GB, free: 1.25 MB / 0.6075 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003134/0.7417, allocations: 272.1 kB / 0.8285 GB, free: 1.125 MB / 0.6075 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001971/0.7437, allocations: 351.4 kB / 0.8289 GB, free: 1.008 MB / 0.6075 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02048/0.7642, allocations: 7.155 MB / 0.8359 GB, free: 10.38 MB / 0.6231 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001146/0.7643, allocations: 0 / 0.8359 GB, free: 10.38 MB / 0.6231 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001317/0.7656, allocations: 151.9 kB / 0.836 GB, free: 10.23 MB / 0.6231 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005781/0.7662, allocations: 342.1 kB / 0.8363 GB, free: 9.891 MB / 0.6231 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01981/0.786, allocations: 7.047 MB / 0.8432 GB, free: 2.84 MB / 0.6231 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 0.04349/0.8295, allocations: 26.59 MB / 0.8692 GB, free: 6.074 MB / 0.6544 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009354/0.8389, allocations: 4.871 MB / 0.8739 GB, free: 0.9062 MB / 0.6544 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006309/0.8452, allocations: 2.538 MB / 0.8764 GB, free: 14.35 MB / 0.67 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003227/0.8455, allocations: 135 kB / 0.8765 GB, free: 14.2 MB / 0.67 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.559e-05/0.8456, allocations: 56.56 kB / 0.8766 GB, free: 14.13 MB / 0.67 GB
Notification: Performance of pre-optimization done (n=208): time 6.221e-06/0.8456, allocations: 7.938 kB / 0.8766 GB, free: 14.12 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.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 0.103/0.9486, allocations: 31.09 MB / 0.907 GB, free: 14.98 MB / 0.7012 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001652/0.9487, allocations: 239.6 kB / 0.9072 GB, free: 14.7 MB / 0.7012 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002653/0.9514, allocations: 1.473 MB / 0.9086 GB, free: 13.21 MB / 0.7012 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006701/0.952, allocations: 73.7 kB / 0.9087 GB, free: 13.14 MB / 0.7012 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001269/0.9533, allocations: 1.55 MB / 0.9102 GB, free: 11.57 MB / 0.7012 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001339/0.9546, allocations: 0.9606 MB / 0.9112 GB, free: 10.6 MB / 0.7012 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001251/0.9559, allocations: 0.6398 MB / 0.9118 GB, free: 9.953 MB / 0.7012 GB
Notification: Performance of setup shared object (initialization): time 0.000136/0.956, allocations: 305.1 kB / 0.9121 GB, free: 9.652 MB / 0.7012 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006226/0.9623, allocations: 2.69 MB / 0.9147 GB, free: 6.953 MB / 0.7012 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007362/0.9696, allocations: 3.571 MB / 0.9182 GB, free: 3.004 MB / 0.7012 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01382/0.9834, allocations: 6.406 MB / 0.9244 GB, free: 12.2 MB / 0.7169 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.816e-05/0.9835, allocations: 8 kB / 0.9244 GB, free: 12.19 MB / 0.7169 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 0.03045/1.014, allocations: 10.94 MB / 0.9351 GB, free: 1.137 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 4.008e-05/1.014, allocations: 16 kB / 0.9351 GB, free: 1.121 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.118e-05/1.014, allocations: 28.56 kB / 0.9352 GB, free: 1.094 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02056/1.035, allocations: 5.54 MB / 0.9406 GB, free: 11.54 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004464/1.039, allocations: 0.9945 MB / 0.9416 GB, free: 10.54 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04633/1.085, allocations: 28.22 MB / 0.9691 GB, free: 13.88 MB / 0.7637 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004631/1.09, allocations: 0.5771 MB / 0.9697 GB, free: 13.3 MB / 0.7637 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005074/1.091, allocations: 155.9 kB / 0.9698 GB, free: 13.14 MB / 0.7637 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008509/1.099, allocations: 3.98 MB / 0.9737 GB, free: 9.156 MB / 0.7637 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006991/1.106, allocations: 3.532 MB / 0.9772 GB, free: 5.246 MB / 0.7637 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.1046/1.211, allocations: 24.62 MB / 1.001 GB, free: 12.11 MB / 0.795 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.098e-05/1.211, allocations: 8 kB / 1.001 GB, free: 12.1 MB / 0.795 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 0.02887/1.24, allocations: 10.47 MB / 1.011 GB, free: 1.484 MB / 0.795 GB
Notification: Performance of prepare postOptimizeDAE: time 4.416e-05/1.24, allocations: 22.28 kB / 1.011 GB, free: 1.465 MB / 0.795 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.41e-05/1.24, allocations: 28 kB / 1.011 GB, free: 1.438 MB / 0.795 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01602/1.256, allocations: 4.323 MB / 1.016 GB, free: 13.1 MB / 0.8106 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005005/1.261, allocations: 1.037 MB / 1.017 GB, free: 12.06 MB / 0.8106 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04057/1.301, allocations: 27.14 MB / 1.043 GB, free: 200 kB / 0.8262 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00514/1.306, allocations: 0.5576 MB / 1.044 GB, free: 15.64 MB / 0.8419 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007113/1.307, allocations: 148 kB / 1.044 GB, free: 15.49 MB / 0.8419 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 0.001192/1.308, allocations: 406.3 kB / 1.044 GB, free: 15.09 MB / 0.8419 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007041/1.309, allocations: 206.7 kB / 1.045 GB, free: 14.89 MB / 0.8419 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 0.02796/1.337, allocations: 10.09 MB / 1.054 GB, free: 4.723 MB / 0.8419 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.931e-05/1.337, allocations: 28 kB / 1.054 GB, free: 4.695 MB / 0.8419 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.8e-05/1.337, allocations: 12 kB / 1.054 GB, free: 4.684 MB / 0.8419 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.422e-05/1.337, allocations: 15.95 kB / 1.054 GB, free: 4.668 MB / 0.8419 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 0.04006/1.377, allocations: 16.19 MB / 1.07 GB, free: 4.227 MB / 0.8575 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.852e-05/1.377, allocations: 8.375 kB / 1.07 GB, free: 4.219 MB / 0.8575 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003503/1.381, allocations: 0.7334 MB / 1.071 GB, free: 3.484 MB / 0.8575 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0193/1.4, allocations: 5.173 MB / 1.076 GB, free: 14.29 MB / 0.8731 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006335/1.401, allocations: 79.95 kB / 1.076 GB, free: 14.21 MB / 0.8731 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.4374/1.838, allocations: 27.27 MB / 1.103 GB, free: 278.9 MB / 0.8731 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.145e-06/1.838, allocations: 10.56 kB / 1.103 GB, free: 278.9 MB / 0.8731 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 0.02559/1.864, allocations: 10.02 MB / 1.112 GB, free: 275.8 MB / 0.8731 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002229/1.866, allocations: 0.7367 MB / 1.113 GB, free: 275.6 MB / 0.8731 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004822/1.866, allocations: 52.58 kB / 1.113 GB, free: 275.5 MB / 0.8731 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003281/1.87, allocations: 0.5098 MB / 1.114 GB, free: 275.5 MB / 0.8731 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008576/1.87, allocations: 224.2 kB / 1.114 GB, free: 275.4 MB / 0.8731 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002624/1.871, allocations: 95.38 kB / 1.114 GB, free: 275.4 MB / 0.8731 GB
Notification: Performance of sorting global known variables: time 0.001583/1.872, allocations: 1.007 MB / 1.115 GB, free: 275.1 MB / 0.8731 GB
Notification: Performance of sort global known variables: time 9.1e-08/1.872, allocations: 0 / 1.115 GB, free: 275.1 MB / 0.8731 GB
Notification: Performance of remove unused functions: time 0.0062/1.878, allocations: 1.851 MB / 1.117 GB, free: 274.9 MB / 0.8731 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 : 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 Backend phase and start with SimCode phase: time 0.02329/1.902, allocations: 10.68 MB / 1.127 GB, free: 271.2 MB / 0.8731 GB
Notification: Performance of simCode: created initialization part: time 0.02715/1.929, allocations: 12.01 MB / 1.139 GB, free: 267.2 MB / 0.8731 GB
Notification: Performance of simCode: created event and clocks part: time 2.052e-05/1.929, allocations: 0 / 1.139 GB, free: 267.2 MB / 0.8731 GB
Notification: Performance of simCode: created simulation system equations: time 0.009757/1.939, allocations: 4.273 MB / 1.143 GB, free: 265.7 MB / 0.8731 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002275/1.941, allocations: 286.5 kB / 1.143 GB, free: 265.5 MB / 0.8731 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.
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.conv1.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.conv1.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 0.08292/2.024, allocations: 42.43 MB / 1.185 GB, free: 226.4 MB / 0.8731 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002491/2.026, allocations: 2.85 MB / 1.188 GB, free: 223.6 MB / 0.8731 GB
Notification: Performance of simCode: alias equations: time 0.003764/2.03, allocations: 1.659 MB / 1.189 GB, free: 221.9 MB / 0.8731 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001438/2.032, allocations: 1.222 MB / 1.19 GB, free: 220.7 MB / 0.8731 GB
Notification: Performance of SimCode: time 7.91e-07/2.032, allocations: 0 / 1.19 GB, free: 220.7 MB / 0.8731 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1523/2.184, allocations: 105.4 MB / 1.293 GB, free: 115.7 MB / 0.8731 GB
Notification: Performance of buildModelFMU: Generate platform static: time 17.07/19.26, allocations: 8.438 kB / 1.293 GB, free: 115.7 MB / 0.8731 GB
"
[Timeout remaining time 641]
(rm -f IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & python3 -m fmpy simulate  --output-file IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 IDEAS_dev_IDEAS_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > IDEAS_dev_IDEAS.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 23.342526933643967]
Failed to read output from testmodel.py, exit status != 0:
19.413185713347048 19.432802027 18.727272332
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f6ef8fbe020>