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 0.001384/0.001384, allocations: 99.64 kB / 18.95 MB, free: 2.668 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 0.001517/0.001517, allocations: 209.9 kB / 22.24 MB, free: 5.262 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 1.443/1.443, allocations: 230.6 MB / 256 MB, free: 7.785 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo): time 2.729/2.729, allocations: 476 MB / 0.7699 GB, free: 4.73 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 11.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-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: Buildings 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 0.002119/0.002119, allocations: 70.19 kB / 1.117 GB, free: 41.11 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2917/0.2938, allocations: 169.9 MB / 1.283 GB, free: 12.32 MB / 0.9825 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02426/0.3181, allocations: 17.86 MB / 1.3 GB, free: 10.41 MB / 0.9981 GB
Notification: Performance of NFInst.instExpressions: time 0.01224/0.3303, allocations: 6.727 MB / 1.307 GB, free: 3.664 MB / 0.9981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001486/0.3318, allocations: 63.75 kB / 1.307 GB, free: 3.602 MB / 0.9981 GB
Notification: Performance of NFTyping.typeComponents: time 0.004065/0.3359, allocations: 1.483 MB / 1.308 GB, free: 2.113 MB / 0.9981 GB
Notification: Performance of NFTyping.typeBindings: time 0.00351/0.3394, allocations: 1.447 MB / 1.31 GB, free: 0.6602 MB / 0.9981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003242/0.3426, allocations: 1.257 MB / 1.311 GB, free: 15.4 MB / 1.014 GB
Notification: Performance of NFFlatten.flatten: time 0.006294/0.3489, allocations: 5.456 MB / 1.316 GB, free: 9.934 MB / 1.014 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004826/0.3537, allocations: 3.319 MB / 1.319 GB, free: 6.52 MB / 1.014 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003703/0.3574, allocations: 2.408 MB / 1.322 GB, free: 4.105 MB / 1.014 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004908/0.3623, allocations: 3.003 MB / 1.325 GB, free: 1.094 MB / 1.014 GB
Notification: Performance of NFPackage.collectConstants: time 0.001223/0.3636, allocations: 0.5156 MB / 1.325 GB, free: 0.5781 MB / 1.014 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002757/0.3663, allocations: 1.194 MB / 1.326 GB, free: 15.38 MB / 1.029 GB
Notification: Performance of NFScalarize.scalarize: time 0.002936/0.3693, allocations: 2.303 MB / 1.329 GB, free: 13.07 MB / 1.029 GB
Notification: Performance of NFVerifyModel.verify: time 0.002755/0.372, allocations: 1.771 MB / 1.33 GB, free: 11.3 MB / 1.029 GB
Notification: Performance of NFConvertDAE.convert: time 0.01001/0.382, allocations: 7.794 MB / 1.338 GB, free: 3.48 MB / 1.029 GB
Notification: Performance of FrontEnd - DAE generated: time 1.067e-05/0.382, allocations: 0 / 1.338 GB, free: 3.48 MB / 1.029 GB
Notification: Performance of FrontEnd: time 2.455e-06/0.382, allocations: 4 kB / 1.338 GB, free: 3.477 MB / 1.029 GB
Notification: Performance of Transformations before backend: time 0.0002916/0.3823, allocations: 0 / 1.338 GB, free: 3.477 MB / 1.029 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 0.01138/0.3937, allocations: 3.792 MB / 1.342 GB, free: 15.64 MB / 1.045 GB
Notification: Performance of prepare preOptimizeDAE: time 4.775e-05/0.3938, allocations: 15.97 kB / 1.342 GB, free: 15.62 MB / 1.045 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001094/0.3948, allocations: 0.5384 MB / 1.342 GB, free: 15.07 MB / 1.045 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01323/0.4081, allocations: 2.429 MB / 1.345 GB, free: 12.64 MB / 1.045 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006066/0.4141, allocations: 2.154 MB / 1.347 GB, free: 10.45 MB / 1.045 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002332/0.4144, allocations: 268.2 kB / 1.347 GB, free: 10.19 MB / 1.045 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008131/0.4152, allocations: 347.9 kB / 1.347 GB, free: 9.852 MB / 1.045 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0139/0.4291, allocations: 7.213 MB / 1.354 GB, free: 2.516 MB / 1.045 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.385e-05/0.4292, allocations: 3.938 kB / 1.354 GB, free: 2.512 MB / 1.045 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004295/0.4296, allocations: 148 kB / 1.354 GB, free: 2.367 MB / 1.045 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004786/0.4301, allocations: 330 kB / 1.355 GB, free: 2.043 MB / 1.045 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01593/0.446, allocations: 7.02 MB / 1.362 GB, free: 11.01 MB / 1.061 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0323/0.4783, allocations: 18.44 MB / 1.38 GB, free: 7.988 MB / 1.076 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008168/0.4865, allocations: 3.73 MB / 1.383 GB, free: 4.234 MB / 1.076 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00607/0.4925, allocations: 2.514 MB / 1.386 GB, free: 1.695 MB / 1.076 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002004/0.4927, allocations: 49.91 kB / 1.386 GB, free: 1.645 MB / 1.076 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.977e-05/0.4928, allocations: 64.56 kB / 1.386 GB, free: 1.574 MB / 1.076 GB
Notification: Performance of pre-optimization done (n=208): time 4.549e-06/0.4928, allocations: 0 / 1.386 GB, free: 1.574 MB / 1.076 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 0.108/0.6008, allocations: 30.74 MB / 1.416 GB, free: 2.844 MB / 1.107 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001483/0.6009, allocations: 235.6 kB / 1.416 GB, free: 2.562 MB / 1.107 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002226/0.6031, allocations: 1.482 MB / 1.418 GB, free: 1.07 MB / 1.107 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004042/0.6035, allocations: 73.7 kB / 1.418 GB, free: 0.9922 MB / 1.107 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001177/0.6047, allocations: 1.542 MB / 1.419 GB, free: 15.43 MB / 1.123 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001006/0.6057, allocations: 0.9606 MB / 1.42 GB, free: 14.46 MB / 1.123 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001171/0.6069, allocations: 0.6359 MB / 1.421 GB, free: 13.82 MB / 1.123 GB
Notification: Performance of setup shared object (initialization): time 0.0001206/0.607, allocations: 301.1 kB / 1.421 GB, free: 13.52 MB / 1.123 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006128/0.6131, allocations: 2.698 MB / 1.424 GB, free: 10.81 MB / 1.123 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007168/0.6203, allocations: 3.647 MB / 1.427 GB, free: 6.77 MB / 1.123 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01318/0.6335, allocations: 6.402 MB / 1.433 GB, free: 15.96 MB / 1.139 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.296e-05/0.6335, allocations: 8 kB / 1.433 GB, free: 15.96 MB / 1.139 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 0.02911/0.6626, allocations: 10.76 MB / 1.444 GB, free: 5.137 MB / 1.139 GB
Notification: Performance of prepare postOptimizeDAE: time 3.836e-05/0.6627, allocations: 16 kB / 1.444 GB, free: 5.121 MB / 1.139 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.782e-05/0.6627, allocations: 27.98 kB / 1.444 GB, free: 5.094 MB / 1.139 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02027/0.683, allocations: 5.556 MB / 1.449 GB, free: 15.52 MB / 1.154 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004405/0.6874, allocations: 0.9908 MB / 1.45 GB, free: 14.53 MB / 1.154 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04502/0.7324, allocations: 27.49 MB / 1.477 GB, free: 2.672 MB / 1.17 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004599/0.737, allocations: 0.5733 MB / 1.478 GB, free: 2.098 MB / 1.17 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003808/0.7374, allocations: 147.9 kB / 1.478 GB, free: 1.953 MB / 1.17 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008174/0.7455, allocations: 3.992 MB / 1.482 GB, free: 13.95 MB / 1.186 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007192/0.7527, allocations: 3.607 MB / 1.485 GB, free: 9.941 MB / 1.186 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09463/0.8474, allocations: 24.48 MB / 1.509 GB, free: 0.9922 MB / 1.201 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.339e-05/0.8474, allocations: 8 kB / 1.509 GB, free: 0.9844 MB / 1.201 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 0.02826/0.8757, allocations: 10.18 MB / 1.519 GB, free: 6.73 MB / 1.217 GB
Notification: Performance of prepare postOptimizeDAE: time 3.309e-05/0.8757, allocations: 16 kB / 1.519 GB, free: 6.715 MB / 1.217 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.409e-05/0.8757, allocations: 28 kB / 1.519 GB, free: 6.688 MB / 1.217 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01627/0.892, allocations: 4.319 MB / 1.523 GB, free: 2.352 MB / 1.217 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004911/0.8969, allocations: 1.041 MB / 1.524 GB, free: 1.309 MB / 1.217 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03988/0.9368, allocations: 26.28 MB / 1.55 GB, free: 6.445 MB / 1.248 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004554/0.9414, allocations: 0.5615 MB / 1.551 GB, free: 5.883 MB / 1.248 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004477/0.9418, allocations: 155.9 kB / 1.551 GB, free: 5.73 MB / 1.248 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 0.0009457/0.9427, allocations: 391.3 kB / 1.551 GB, free: 5.34 MB / 1.248 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005895/0.9433, allocations: 206.7 kB / 1.551 GB, free: 5.137 MB / 1.248 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 0.02838/0.9717, allocations: 9.931 MB / 1.561 GB, free: 11.17 MB / 1.264 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.988e-05/0.9718, allocations: 28 kB / 1.561 GB, free: 11.14 MB / 1.264 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.935e-05/0.9718, allocations: 12 kB / 1.561 GB, free: 11.13 MB / 1.264 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.998e-05/0.9718, allocations: 15.95 kB / 1.561 GB, free: 11.11 MB / 1.264 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 0.039/1.011, allocations: 15.36 MB / 1.576 GB, free: 11.57 MB / 1.279 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.13e-05/1.011, allocations: 11.98 kB / 1.576 GB, free: 11.56 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003669/1.015, allocations: 0.7458 MB / 1.577 GB, free: 10.81 MB / 1.279 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01993/1.034, allocations: 5.169 MB / 1.582 GB, free: 5.633 MB / 1.279 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005488/1.035, allocations: 76.33 kB / 1.582 GB, free: 5.559 MB / 1.279 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.6021/1.637, allocations: 26.5 MB / 1.608 GB, free: 293.2 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.165e-05/1.637, allocations: 11.94 kB / 1.608 GB, free: 293.2 MB / 1.295 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 0.02672/1.664, allocations: 9.9 MB / 1.618 GB, free: 292 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002064/1.666, allocations: 0.6619 MB / 1.618 GB, free: 291.8 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004245/1.666, allocations: 51.22 kB / 1.618 GB, free: 291.8 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003329/1.67, allocations: 0.5121 MB / 1.619 GB, free: 291.8 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000702/1.67, allocations: 237 kB / 1.619 GB, free: 291.7 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002199/1.671, allocations: 91.28 kB / 1.619 GB, free: 291.7 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.00128/1.672, allocations: 0.9767 MB / 1.62 GB, free: 291.3 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1.31e-07/1.672, allocations: 0.875 kB / 1.62 GB, free: 291.3 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.00535/1.677, allocations: 1.847 MB / 1.622 GB, free: 291.2 MB / 1.295 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 0.02255/1.7, allocations: 10.56 MB / 1.632 GB, free: 287.6 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.0245/1.724, allocations: 12.03 MB / 1.644 GB, free: 283.1 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.759e-05/1.724, allocations: 4 kB / 1.644 GB, free: 283.1 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.008849/1.733, allocations: 4.25 MB / 1.648 GB, free: 279.7 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001969/1.735, allocations: 270.8 kB / 1.648 GB, free: 279.4 MB / 1.295 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 0.08001/1.815, allocations: 41.88 MB / 1.689 GB, free: 236.6 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002488/1.818, allocations: 2.273 MB / 1.691 GB, free: 234.2 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.003932/1.822, allocations: 1.65 MB / 1.693 GB, free: 232.6 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001402/1.823, allocations: 1.206 MB / 1.694 GB, free: 231.4 MB / 1.295 GB
Notification: Performance of SimCode: time 1.002e-06/1.823, allocations: 0 / 1.694 GB, free: 231.4 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1352/1.958, allocations: 103.4 MB / 1.795 GB, free: 128.6 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.12/18.08, allocations: 7.562 kB / 1.795 GB, free: 128.6 MB / 1.295 GB
"
[Timeout remaining time 281]
(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: 24.485086776781827]
Failed to read output from testmodel.py, exit status != 0:
18.708036047872156 18.251772938 17.867281325
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f090a7aafb0>