Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.00133/0.00133, allocations: 110.4 kB / 18.94 MB, free: 2.949 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 0.001505/0.001505, allocations: 213.1 kB / 22.25 MB, free: 5.129 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 1.4/1.4, allocations: 230.6 MB / 256 MB, free: 7.988 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 3.055/3.055, allocations: 0.49 GB / 0.7951 GB, free: 33.57 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.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.UnbalancedStepUp.YD,fileNamePrefix="Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_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 0.001962/0.001962, allocations: 70.8 kB / 1.154 GB, free: 25.66 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3558/0.3577, allocations: 176.1 MB / 1.326 GB, free: 1.891 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02519/0.3829, allocations: 19.29 MB / 1.345 GB, free: 14.54 MB / 1.045 GB
Notification: Performance of NFInst.instExpressions: time 0.01263/0.3956, allocations: 7.116 MB / 1.352 GB, free: 7.406 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001875/0.3974, allocations: 67.75 kB / 1.352 GB, free: 7.34 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004156/0.4016, allocations: 1.541 MB / 1.353 GB, free: 5.793 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.003922/0.4055, allocations: 1.467 MB / 1.355 GB, free: 4.32 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003383/0.4089, allocations: 1.301 MB / 1.356 GB, free: 3.02 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.007736/0.4166, allocations: 5.484 MB / 1.361 GB, free: 13.52 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005476/0.4221, allocations: 3.402 MB / 1.365 GB, free: 10.02 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004498/0.4266, allocations: 2.419 MB / 1.367 GB, free: 7.594 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006201/0.4328, allocations: 3.175 MB / 1.37 GB, free: 4.41 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.00154/0.4344, allocations: 0.5195 MB / 1.371 GB, free: 3.891 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003025/0.4374, allocations: 1.287 MB / 1.372 GB, free: 2.602 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.003004/0.4404, allocations: 2.303 MB / 1.374 GB, free: 300 kB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.003614/0.444, allocations: 2.194 MB / 1.376 GB, free: 14.09 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.01001/0.454, allocations: 7.796 MB / 1.384 GB, free: 6.27 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 7.164e-06/0.454, allocations: 0 / 1.384 GB, free: 6.27 MB / 1.076 GB
Notification: Performance of FrontEnd: time 1.823e-06/0.454, allocations: 0 / 1.384 GB, free: 6.27 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0002249/0.4542, allocations: 4 kB / 1.384 GB, free: 6.266 MB / 1.076 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 0.009522/0.4638, allocations: 3.836 MB / 1.388 GB, free: 2.383 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 4.704e-05/0.4638, allocations: 8.031 kB / 1.388 GB, free: 2.375 MB / 1.076 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0009124/0.4647, allocations: 0.5465 MB / 1.388 GB, free: 1.82 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01288/0.4776, allocations: 2.433 MB / 1.391 GB, free: 15.38 MB / 1.092 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006264/0.4839, allocations: 2.169 MB / 1.393 GB, free: 13.18 MB / 1.092 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002869/0.4841, allocations: 271.3 kB / 1.393 GB, free: 12.91 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001438/0.4856, allocations: 344 kB / 1.393 GB, free: 12.58 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01639/0.502, allocations: 7.162 MB / 1.4 GB, free: 5.316 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.346e-05/0.5021, allocations: 7.938 kB / 1.4 GB, free: 5.309 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004644/0.5025, allocations: 148 kB / 1.4 GB, free: 5.164 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004964/0.503, allocations: 326.1 kB / 1.401 GB, free: 4.844 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0175/0.5205, allocations: 7.055 MB / 1.408 GB, free: 13.77 MB / 1.107 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03831/0.5588, allocations: 26.05 MB / 1.433 GB, free: 1.594 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00803/0.5669, allocations: 3.737 MB / 1.437 GB, free: 13.83 MB / 1.139 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00601/0.5729, allocations: 2.526 MB / 1.439 GB, free: 11.29 MB / 1.139 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002338/0.5731, allocations: 53.94 kB / 1.439 GB, free: 11.23 MB / 1.139 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.738e-05/0.5732, allocations: 72.42 kB / 1.439 GB, free: 11.15 MB / 1.139 GB
Notification: Performance of pre-optimization done (n=208): time 4.228e-06/0.5732, allocations: 0 / 1.439 GB, free: 11.15 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=271): time 0.1031/0.6763, allocations: 30.79 MB / 1.469 GB, free: 12.37 MB / 1.17 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001897/0.6765, allocations: 239.6 kB / 1.47 GB, free: 12.09 MB / 1.17 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002424/0.6789, allocations: 1.465 MB / 1.471 GB, free: 10.61 MB / 1.17 GB
Notification: Performance of collectPreVariables (initialization): time 0.000513/0.6794, allocations: 73.7 kB / 1.471 GB, free: 10.54 MB / 1.17 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001202/0.6806, allocations: 1.554 MB / 1.473 GB, free: 8.965 MB / 1.17 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001264/0.6819, allocations: 0.9605 MB / 1.474 GB, free: 7.996 MB / 1.17 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001144/0.683, allocations: 0.636 MB / 1.474 GB, free: 7.352 MB / 1.17 GB
Notification: Performance of setup shared object (initialization): time 0.0001555/0.6832, allocations: 313 kB / 1.475 GB, free: 7.043 MB / 1.17 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006102/0.6893, allocations: 2.686 MB / 1.477 GB, free: 4.348 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007275/0.6966, allocations: 3.567 MB / 1.481 GB, free: 416 kB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01418/0.7107, allocations: 6.395 MB / 1.487 GB, free: 9.613 MB / 1.186 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.971e-05/0.7108, allocations: 8 kB / 1.487 GB, free: 9.605 MB / 1.186 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 0.02905/0.7398, allocations: 10.76 MB / 1.497 GB, free: 14.77 MB / 1.201 GB
Notification: Performance of prepare postOptimizeDAE: time 4.888e-05/0.7399, allocations: 17.72 kB / 1.497 GB, free: 14.76 MB / 1.201 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.312e-05/0.7399, allocations: 28 kB / 1.497 GB, free: 14.73 MB / 1.201 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01982/0.7597, allocations: 5.568 MB / 1.503 GB, free: 9.148 MB / 1.201 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004401/0.7641, allocations: 0.9945 MB / 1.504 GB, free: 8.152 MB / 1.201 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04655/0.8107, allocations: 27.88 MB / 1.531 GB, free: 11.89 MB / 1.232 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004712/0.8154, allocations: 0.5733 MB / 1.532 GB, free: 11.32 MB / 1.232 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006732/0.8161, allocations: 151.9 kB / 1.532 GB, free: 11.17 MB / 1.232 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009009/0.8251, allocations: 3.984 MB / 1.536 GB, free: 7.176 MB / 1.232 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007263/0.8324, allocations: 3.528 MB / 1.539 GB, free: 3.266 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08887/0.9212, allocations: 24.48 MB / 1.563 GB, free: 10.32 MB / 1.264 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.44e-05/0.9212, allocations: 8 kB / 1.563 GB, free: 10.31 MB / 1.264 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 0.02673/0.948, allocations: 10.17 MB / 1.573 GB, free: 76 kB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 4.539e-05/0.948, allocations: 19.94 kB / 1.573 GB, free: 56 kB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.963e-05/0.9481, allocations: 28 kB / 1.573 GB, free: 28 kB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01547/0.9635, allocations: 4.325 MB / 1.577 GB, free: 11.68 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004684/0.9682, allocations: 1.041 MB / 1.578 GB, free: 10.64 MB / 1.279 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6929/1.661, allocations: 26.75 MB / 1.604 GB, free: 255.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004658/1.666, allocations: 0.5492 MB / 1.605 GB, free: 255.5 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004643/1.666, allocations: 153.7 kB / 1.605 GB, free: 255.5 MB / 1.295 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 0.0008989/1.667, allocations: 399.9 kB / 1.605 GB, free: 255.3 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000597/1.668, allocations: 210 kB / 1.606 GB, free: 255.3 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 : 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 0.02825/1.696, allocations: 9.934 MB / 1.615 GB, free: 255.1 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.118e-05/1.696, allocations: 25.91 kB / 1.615 GB, free: 255.1 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.755e-05/1.696, allocations: 12.19 kB / 1.615 GB, free: 255.1 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.076e-05/1.696, allocations: 15.09 kB / 1.615 GB, free: 255.1 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 : 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 0.03496/1.731, allocations: 16.04 MB / 1.631 GB, free: 250.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.012e-05/1.731, allocations: 11.16 kB / 1.631 GB, free: 250 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003231/1.734, allocations: 0.7378 MB / 1.632 GB, free: 250 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01677/1.751, allocations: 5.181 MB / 1.637 GB, free: 249.4 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005131/1.752, allocations: 70.22 kB / 1.637 GB, free: 249.4 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03112/1.783, allocations: 26.93 MB / 1.663 GB, free: 232.9 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.374e-06/1.783, allocations: 15.94 kB / 1.663 GB, free: 232.9 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 0.02133/1.804, allocations: 9.911 MB / 1.673 GB, free: 223.4 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001924/1.806, allocations: 0.6567 MB / 1.674 GB, free: 222.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003956/1.806, allocations: 61.92 kB / 1.674 GB, free: 222.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00333/1.81, allocations: 0.5148 MB / 1.674 GB, free: 222.2 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006726/1.81, allocations: 238.2 kB / 1.674 GB, free: 221.9 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001878/1.811, allocations: 87.95 kB / 1.674 GB, free: 221.8 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001175/1.812, allocations: 1.001 MB / 1.675 GB, free: 220.8 MB / 1.295 GB
Notification: Performance of sort global known variables: time 7.1e-08/1.812, allocations: 0 / 1.675 GB, free: 220.8 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.005013/1.817, allocations: 1.859 MB / 1.677 GB, free: 219 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 0.02126/1.838, allocations: 10.57 MB / 1.688 GB, free: 208.2 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02358/1.862, allocations: 12.02 MB / 1.699 GB, free: 196.1 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.198e-05/1.862, allocations: 8.062 kB / 1.699 GB, free: 196.1 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.008678/1.87, allocations: 4.242 MB / 1.703 GB, free: 191.8 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002011/1.872, allocations: 286.8 kB / 1.704 GB, free: 191.5 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.
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.07927/1.952, allocations: 42.08 MB / 1.745 GB, free: 148.3 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002472/1.954, allocations: 2.857 MB / 1.748 GB, free: 145.4 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.003681/1.958, allocations: 1.647 MB / 1.749 GB, free: 143.7 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001321/1.959, allocations: 1.226 MB / 1.75 GB, free: 142.5 MB / 1.295 GB
Notification: Performance of SimCode: time 1.092e-06/1.959, allocations: 0 / 1.75 GB, free: 142.5 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1397/2.099, allocations: 107.8 MB / 1.856 GB, free: 35.08 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate platform static: time 17.43/19.53, allocations: 0 / 1.856 GB, free: 35.08 MB / 1.295 GB
"
[Timeout remaining time 280]
(rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 26.08007671500127]
Failed to read output from testmodel.py, exit status != 0:
19.687738340999204 19.697214808 19.240733256
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fd9ae6b6f20>