Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0008237/0.0008237, 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 0.001593/0.001593, allocations: 165.9 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 0.9075/0.9075, allocations: 177.1 MB / 202.8 MB, free: 5.746 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 1.64/1.64, 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.UnbalancedStepDown.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.874e-06/1.874e-06, allocations: 0 / 0.9506 GB, free: 2.27 MB / 0.8542 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.127e-05/2.314e-05, allocations: 2.281 kB / 0.9506 GB, free: 2.266 MB / 0.8542 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01443/0.01445, allocations: 17.53 MB / 0.9677 GB, free: 0.6641 MB / 0.8698 GB
Notification: Performance of NFInst.instExpressions: time 0.009018/0.02347, allocations: 6.66 MB / 0.9742 GB, free: 9.988 MB / 0.8855 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001559/0.02503, allocations: 63.75 kB / 0.9743 GB, free: 9.926 MB / 0.8855 GB
Notification: Performance of NFTyping.typeComponents: time 0.002698/0.02773, allocations: 1.491 MB / 0.9757 GB, free: 8.43 MB / 0.8855 GB
Notification: Performance of NFTyping.typeBindings: time 0.003513/0.03124, allocations: 1.484 MB / 0.9772 GB, free: 6.938 MB / 0.8855 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003144/0.03438, allocations: 1.28 MB / 0.9784 GB, free: 5.656 MB / 0.8855 GB
Notification: Performance of NFFlatten.flatten: time 0.005937/0.04032, allocations: 5.553 MB / 0.9839 GB, free: 92 kB / 0.8855 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004481/0.0448, allocations: 3.39 MB / 0.9872 GB, free: 12.61 MB / 0.9011 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005232/0.05003, allocations: 3.326 MB / 0.9904 GB, free: 9.273 MB / 0.9011 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004191/0.05423, allocations: 2.892 MB / 0.9933 GB, free: 6.375 MB / 0.9011 GB
Notification: Performance of NFPackage.collectConstants: time 0.001331/0.05556, allocations: 0.5117 MB / 0.9938 GB, free: 5.863 MB / 0.9011 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002532/0.05809, allocations: 1.221 MB / 0.9949 GB, free: 4.641 MB / 0.9011 GB
Notification: Performance of NFScalarize.scalarize: time 0.002887/0.06097, allocations: 2.417 MB / 0.9973 GB, free: 2.219 MB / 0.9011 GB
Notification: Performance of NFVerifyModel.verify: time 0.003168/0.06414, allocations: 1.544 MB / 0.9988 GB, free: 0.6719 MB / 0.9011 GB
Notification: Performance of NFConvertDAE.convert: time 0.008472/0.07262, allocations: 7.998 MB / 1.007 GB, free: 8.652 MB / 0.9167 GB
Notification: Performance of FrontEnd - DAE generated: time 8.976e-06/0.07262, allocations: 4 kB / 1.007 GB, free: 8.648 MB / 0.9167 GB
Notification: Performance of FrontEnd: time 2.234e-06/0.07263, allocations: 0 / 1.007 GB, free: 8.648 MB / 0.9167 GB
Notification: Performance of Transformations before backend: time 0.0002506/0.07288, allocations: 0 / 1.007 GB, free: 8.648 MB / 0.9167 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 0.008174/0.08105, allocations: 3.795 MB / 1.01 GB, free: 4.809 MB / 0.9167 GB
Notification: Performance of prepare preOptimizeDAE: time 4.842e-05/0.0811, allocations: 8.031 kB / 1.01 GB, free: 4.801 MB / 0.9167 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001394/0.08249, allocations: 0.5426 MB / 1.011 GB, free: 4.25 MB / 0.9167 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00781/0.0903, allocations: 2.444 MB / 1.013 GB, free: 1.797 MB / 0.9167 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.4614/0.5517, allocations: 2.159 MB / 1.015 GB, free: 68.29 MB / 0.9167 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002464/0.5519, allocations: 269 kB / 1.016 GB, free: 68.28 MB / 0.9167 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001279/0.5532, allocations: 352 kB / 1.016 GB, free: 68.19 MB / 0.9167 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01459/0.5678, allocations: 7.229 MB / 1.023 GB, free: 65.74 MB / 0.9167 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.623e-05/0.5679, allocations: 11.38 kB / 1.023 GB, free: 65.73 MB / 0.9167 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008477/0.5687, allocations: 145.1 kB / 1.023 GB, free: 65.63 MB / 0.9167 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005943/0.5693, allocations: 335.3 kB / 1.023 GB, free: 65.59 MB / 0.9167 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01397/0.5833, allocations: 7.03 MB / 1.03 GB, free: 63.59 MB / 0.9167 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 0.02906/0.6124, allocations: 18.51 MB / 1.048 GB, free: 53.23 MB / 0.9167 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.006061/0.6184, allocations: 3.735 MB / 1.052 GB, free: 51.93 MB / 0.9167 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004414/0.6228, allocations: 2.519 MB / 1.055 GB, free: 51.2 MB / 0.9167 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002388/0.6231, allocations: 48.02 kB / 1.055 GB, free: 51.19 MB / 0.9167 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.61e-05/0.6231, allocations: 64.92 kB / 1.055 GB, free: 51.13 MB / 0.9167 GB
Notification: Performance of pre-optimization done (n=208): time 6.282e-06/0.6231, allocations: 0 / 1.055 GB, free: 51.13 MB / 0.9167 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 0.05618/0.6793, allocations: 30.81 MB / 1.085 GB, free: 31.51 MB / 0.9167 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 5.554e-05/0.6794, allocations: 243.5 kB / 1.085 GB, free: 31.22 MB / 0.9167 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001468/0.6808, allocations: 1.519 MB / 1.086 GB, free: 29.73 MB / 0.9167 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005474/0.6814, allocations: 73.64 kB / 1.087 GB, free: 29.65 MB / 0.9167 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0004322/0.6818, allocations: 1.548 MB / 1.088 GB, free: 28.14 MB / 0.9167 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0006466/0.6825, allocations: 0.9553 MB / 1.089 GB, free: 27.2 MB / 0.9167 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007226/0.6832, allocations: 0.6359 MB / 1.09 GB, free: 26.55 MB / 0.9167 GB
Notification: Performance of setup shared object (initialization): time 2.369e-05/0.6832, allocations: 301.1 kB / 1.09 GB, free: 26.26 MB / 0.9167 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003216/0.6864, allocations: 2.69 MB / 1.092 GB, free: 23.56 MB / 0.9167 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.003626/0.69, allocations: 3.643 MB / 1.096 GB, free: 19.52 MB / 0.9167 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007253/0.6973, allocations: 6.402 MB / 1.102 GB, free: 12.72 MB / 0.9167 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.599e-05/0.6973, allocations: 12 kB / 1.102 GB, free: 12.71 MB / 0.9167 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 0.01645/0.7138, allocations: 10.8 MB / 1.113 GB, free: 1.84 MB / 0.9167 GB
Notification: Performance of prepare postOptimizeDAE: time 3.439e-05/0.7138, allocations: 17.25 kB / 1.113 GB, free: 1.824 MB / 0.9167 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.709e-05/0.7138, allocations: 28 kB / 1.113 GB, free: 1.797 MB / 0.9167 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01093/0.7248, allocations: 5.531 MB / 1.118 GB, free: 12.26 MB / 0.9323 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003382/0.7282, allocations: 0.9906 MB / 1.119 GB, free: 11.27 MB / 0.9323 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03087/0.759, allocations: 27.5 MB / 1.146 GB, free: 15.42 MB / 0.9636 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003376/0.7624, allocations: 0.5733 MB / 1.147 GB, free: 14.84 MB / 0.9636 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006033/0.763, allocations: 151.9 kB / 1.147 GB, free: 14.7 MB / 0.9636 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006213/0.7692, allocations: 3.988 MB / 1.151 GB, free: 10.7 MB / 0.9636 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004843/0.7741, allocations: 3.604 MB / 1.154 GB, free: 6.695 MB / 0.9636 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.04964/0.8237, allocations: 24.47 MB / 1.178 GB, free: 13.76 MB / 0.9948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.941e-05/0.8237, allocations: 8 kB / 1.178 GB, free: 13.75 MB / 0.9948 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 0.01766/0.8414, allocations: 10.18 MB / 1.188 GB, free: 3.512 MB / 0.9948 GB
Notification: Performance of prepare postOptimizeDAE: time 2.895e-05/0.8414, allocations: 20.03 kB / 1.188 GB, free: 3.492 MB / 0.9948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.919e-05/0.8415, allocations: 24 kB / 1.188 GB, free: 3.469 MB / 0.9948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.00795/0.8494, allocations: 4.314 MB / 1.192 GB, free: 15.14 MB / 1.01 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002641/0.852, allocations: 1.037 MB / 1.193 GB, free: 14.1 MB / 1.01 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02175/0.8738, allocations: 26.25 MB / 1.219 GB, free: 3.27 MB / 1.026 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002644/0.8764, allocations: 0.5537 MB / 1.22 GB, free: 2.715 MB / 1.026 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002119/0.8767, allocations: 148.8 kB / 1.22 GB, free: 2.57 MB / 1.026 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 0.0008532/0.8775, allocations: 404.5 kB / 1.22 GB, free: 2.168 MB / 1.026 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003724/0.8779, allocations: 210.7 kB / 1.22 GB, free: 1.961 MB / 1.026 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 0.01461/0.8925, allocations: 9.941 MB / 1.23 GB, free: 7.992 MB / 1.042 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.673e-05/0.8925, allocations: 28 kB / 1.23 GB, free: 7.965 MB / 1.042 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.279e-05/0.8925, allocations: 12 kB / 1.23 GB, free: 7.953 MB / 1.042 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.607e-05/0.8925, allocations: 11.95 kB / 1.23 GB, free: 7.941 MB / 1.042 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 0.02006/0.9126, allocations: 15.36 MB / 1.245 GB, free: 8.465 MB / 1.057 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.878e-06/0.9126, allocations: 12.19 kB / 1.245 GB, free: 8.453 MB / 1.057 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001596/0.9142, allocations: 0.7371 MB / 1.246 GB, free: 7.715 MB / 1.057 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.009384/0.9236, allocations: 5.176 MB / 1.251 GB, free: 2.523 MB / 1.057 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000153/0.9237, allocations: 75.95 kB / 1.251 GB, free: 2.449 MB / 1.057 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02551/0.9493, allocations: 26.56 MB / 1.277 GB, free: 7.484 MB / 1.089 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.414e-06/0.9493, allocations: 16.03 kB / 1.277 GB, free: 7.469 MB / 1.089 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 0.01441/0.9637, allocations: 9.852 MB / 1.286 GB, free: 13.4 MB / 1.104 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001296/0.965, allocations: 0.6623 MB / 1.287 GB, free: 12.73 MB / 1.104 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002227/0.9652, allocations: 51.98 kB / 1.287 GB, free: 12.68 MB / 1.104 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001754/0.967, allocations: 0.507 MB / 1.288 GB, free: 12.18 MB / 1.104 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0005837/0.9675, allocations: 242.3 kB / 1.288 GB, free: 11.94 MB / 1.104 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000143/0.9677, allocations: 87.95 kB / 1.288 GB, free: 11.85 MB / 1.104 GB
Notification: Performance of sorting global known variables: time 0.00101/0.9687, allocations: 1.005 MB / 1.289 GB, free: 10.84 MB / 1.104 GB
Notification: Performance of sort global known variables: time 8.1e-08/0.9687, allocations: 0 / 1.289 GB, free: 10.84 MB / 1.104 GB
Notification: Performance of remove unused functions: time 0.004151/0.9728, allocations: 1.855 MB / 1.291 GB, free: 8.988 MB / 1.104 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 0.01473/0.9876, allocations: 10.51 MB / 1.301 GB, free: 14.25 MB / 1.12 GB
Notification: Performance of simCode: created initialization part: time 0.0169/1.004, allocations: 12.03 MB / 1.313 GB, free: 2.117 MB / 1.12 GB
Notification: Performance of simCode: created event and clocks part: time 9.498e-06/1.004, allocations: 4 kB / 1.313 GB, free: 2.113 MB / 1.12 GB
Notification: Performance of simCode: created simulation system equations: time 0.005998/1.01, allocations: 4.262 MB / 1.317 GB, free: 13.81 MB / 1.135 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001423/1.012, allocations: 282.1 kB / 1.317 GB, free: 13.54 MB / 1.135 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 0.05993/1.072, allocations: 42.19 MB / 1.358 GB, free: 2.121 MB / 1.167 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002484/1.074, allocations: 2.285 MB / 1.361 GB, free: 15.79 MB / 1.182 GB
Notification: Performance of simCode: alias equations: time 0.003021/1.077, allocations: 1.661 MB / 1.362 GB, free: 14.13 MB / 1.182 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001448/1.079, allocations: 1.223 MB / 1.363 GB, free: 12.91 MB / 1.182 GB
Notification: Performance of SimCode: time 2.525e-06/1.079, allocations: 0 / 1.363 GB, free: 12.91 MB / 1.182 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1107/1.19, allocations: 104.5 MB / 1.465 GB, free: 5.016 MB / 1.276 GB
Notification: Performance of buildModelFMU: Generate platform static: time 10.1/11.28, allocations: 2.656 kB / 1.465 GB, free: 5.016 MB / 1.276 GB
"
[Timeout remaining time 289]
(rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & python3 -m fmpy simulate  --output-file Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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_UnbalancedStepDown_YD.fmu > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 15.41036390978843]
Failed to read output from testmodel.py, exit status != 0:
11.413432088680565 11.425574067 11.349394611
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7c363c07bd40>