Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 0.001798/0.001798, allocations: 114.3 kB / 18.94 MB, free: 2.957 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 0.002105/0.002105, allocations: 216.9 kB / 22.25 MB, free: 5.117 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 1.429/1.429, allocations: 230.6 MB / 256 MB, free: 8.035 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 3.118/3.118, allocations: 0.505 GB / 0.8101 GB, free: 22.07 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 13.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/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_latest_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_latest_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 0.00192/0.00192, allocations: 74.81 kB / 1.177 GB, free: 17.06 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3455/0.3475, allocations: 180.2 MB / 1.353 GB, free: 8.375 MB / 1.045 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02483/0.3723, allocations: 19.2 MB / 1.372 GB, free: 5.105 MB / 1.061 GB
Notification: Performance of NFInst.instExpressions: time 0.01214/0.3844, allocations: 7.061 MB / 1.379 GB, free: 14.03 MB / 1.076 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001413/0.3859, allocations: 63.75 kB / 1.379 GB, free: 13.96 MB / 1.076 GB
Notification: Performance of NFTyping.typeComponents: time 0.004012/0.3899, allocations: 1.531 MB / 1.38 GB, free: 12.43 MB / 1.076 GB
Notification: Performance of NFTyping.typeBindings: time 0.003381/0.3932, allocations: 1.447 MB / 1.382 GB, free: 10.98 MB / 1.076 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003222/0.3965, allocations: 1.288 MB / 1.383 GB, free: 9.688 MB / 1.076 GB
Notification: Performance of NFFlatten.flatten: time 0.00655/0.403, allocations: 5.449 MB / 1.388 GB, free: 4.227 MB / 1.076 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005698/0.4087, allocations: 3.366 MB / 1.391 GB, free: 0.7656 MB / 1.076 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003954/0.4127, allocations: 2.404 MB / 1.394 GB, free: 14.36 MB / 1.092 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005387/0.4181, allocations: 3.148 MB / 1.397 GB, free: 11.2 MB / 1.092 GB
Notification: Performance of NFPackage.collectConstants: time 0.001455/0.4195, allocations: 0.5117 MB / 1.397 GB, free: 10.69 MB / 1.092 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003265/0.4228, allocations: 1.295 MB / 1.399 GB, free: 9.391 MB / 1.092 GB
Notification: Performance of NFScalarize.scalarize: time 0.003926/0.4267, allocations: 2.296 MB / 1.401 GB, free: 7.09 MB / 1.092 GB
Notification: Performance of NFVerifyModel.verify: time 0.00525/0.432, allocations: 2.175 MB / 1.403 GB, free: 4.906 MB / 1.092 GB
Notification: Performance of NFConvertDAE.convert: time 0.01171/0.4437, allocations: 7.753 MB / 1.411 GB, free: 13.13 MB / 1.107 GB
Notification: Performance of FrontEnd - DAE generated: time 6.913e-06/0.4437, allocations: 8 kB / 1.411 GB, free: 13.12 MB / 1.107 GB
Notification: Performance of FrontEnd: time 2.374e-06/0.4437, allocations: 3.938 kB / 1.411 GB, free: 13.12 MB / 1.107 GB
Notification: Performance of Transformations before backend: time 0.0002587/0.4439, allocations: 0 / 1.411 GB, free: 13.12 MB / 1.107 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 0.01215/0.4561, allocations: 3.789 MB / 1.414 GB, free: 9.281 MB / 1.107 GB
Notification: Performance of prepare preOptimizeDAE: time 5.814e-05/0.4561, allocations: 12.02 kB / 1.414 GB, free: 9.27 MB / 1.107 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001044/0.4572, allocations: 0.5423 MB / 1.415 GB, free: 8.719 MB / 1.107 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01279/0.47, allocations: 2.429 MB / 1.417 GB, free: 6.285 MB / 1.107 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00624/0.4762, allocations: 2.162 MB / 1.419 GB, free: 4.09 MB / 1.107 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002881/0.4765, allocations: 271.2 kB / 1.42 GB, free: 3.824 MB / 1.107 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.00125/0.4778, allocations: 344 kB / 1.42 GB, free: 3.488 MB / 1.107 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01603/0.4938, allocations: 7.13 MB / 1.427 GB, free: 12.25 MB / 1.123 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.722e-05/0.4939, allocations: 3.938 kB / 1.427 GB, free: 12.25 MB / 1.123 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000457/0.4943, allocations: 152 kB / 1.427 GB, free: 12.1 MB / 1.123 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005188/0.4948, allocations: 334 kB / 1.427 GB, free: 11.77 MB / 1.123 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01638/0.5112, allocations: 7.027 MB / 1.434 GB, free: 4.734 MB / 1.123 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0411/0.5523, allocations: 25.97 MB / 1.46 GB, free: 8.633 MB / 1.154 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008521/0.5608, allocations: 3.724 MB / 1.463 GB, free: 4.883 MB / 1.154 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006018/0.5669, allocations: 2.53 MB / 1.466 GB, free: 2.328 MB / 1.154 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002551/0.5671, allocations: 53.88 kB / 1.466 GB, free: 2.273 MB / 1.154 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.215e-05/0.5672, allocations: 60.5 kB / 1.466 GB, free: 2.207 MB / 1.154 GB
Notification: Performance of pre-optimization done (n=208): time 4.508e-06/0.5672, allocations: 8 kB / 1.466 GB, free: 2.199 MB / 1.154 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 0.1044/0.6715, allocations: 30.76 MB / 1.496 GB, free: 3.465 MB / 1.186 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001754/0.6717, allocations: 231.6 kB / 1.496 GB, free: 3.188 MB / 1.186 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002792/0.6745, allocations: 1.435 MB / 1.497 GB, free: 1.742 MB / 1.186 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006833/0.6752, allocations: 69.7 kB / 1.497 GB, free: 1.668 MB / 1.186 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00147/0.6767, allocations: 1.53 MB / 1.499 GB, free: 124 kB / 1.186 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001582/0.6782, allocations: 0.9685 MB / 1.5 GB, free: 15.14 MB / 1.201 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.002259/0.6805, allocations: 0.636 MB / 1.501 GB, free: 14.5 MB / 1.201 GB
Notification: Performance of setup shared object (initialization): time 0.0001397/0.6806, allocations: 301.1 kB / 1.501 GB, free: 14.2 MB / 1.201 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006708/0.6874, allocations: 2.694 MB / 1.503 GB, free: 11.5 MB / 1.201 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007514/0.6949, allocations: 3.575 MB / 1.507 GB, free: 7.543 MB / 1.201 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01351/0.7084, allocations: 6.399 MB / 1.513 GB, free: 0.7461 MB / 1.201 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.532e-05/0.7084, allocations: 12 kB / 1.513 GB, free: 0.7344 MB / 1.201 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 0.03003/0.7384, allocations: 10.76 MB / 1.524 GB, free: 5.902 MB / 1.217 GB
Notification: Performance of prepare postOptimizeDAE: time 4.697e-05/0.7385, allocations: 16.56 kB / 1.524 GB, free: 5.887 MB / 1.217 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.57e-05/0.7386, allocations: 24 kB / 1.524 GB, free: 5.863 MB / 1.217 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02028/0.7588, allocations: 5.567 MB / 1.529 GB, free: 288 kB / 1.217 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004461/0.7633, allocations: 0.9946 MB / 1.53 GB, free: 15.29 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0486/0.8119, allocations: 27.89 MB / 1.557 GB, free: 3.02 MB / 1.248 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004611/0.8165, allocations: 0.5771 MB / 1.558 GB, free: 2.441 MB / 1.248 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007488/0.8172, allocations: 151.9 kB / 1.558 GB, free: 2.293 MB / 1.248 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009276/0.8265, allocations: 3.984 MB / 1.562 GB, free: 14.3 MB / 1.264 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00776/0.8343, allocations: 3.536 MB / 1.565 GB, free: 10.38 MB / 1.264 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08852/0.9228, allocations: 24.48 MB / 1.589 GB, free: 1.426 MB / 1.279 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.257e-05/0.9228, allocations: 12 kB / 1.589 GB, free: 1.414 MB / 1.279 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 0.02753/0.9504, allocations: 10.17 MB / 1.599 GB, free: 7.168 MB / 1.295 GB
Notification: Performance of prepare postOptimizeDAE: time 3.58e-05/0.9504, allocations: 16 kB / 1.599 GB, free: 7.152 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.283e-05/0.9505, allocations: 24 kB / 1.599 GB, free: 7.129 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01545/0.9659, allocations: 4.329 MB / 1.604 GB, free: 2.785 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004737/0.9706, allocations: 1.037 MB / 1.605 GB, free: 1.746 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.669/1.64, allocations: 26.75 MB / 1.631 GB, free: 221.4 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004254/1.644, allocations: 0.552 MB / 1.631 GB, free: 221.4 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004022/1.644, allocations: 152.3 kB / 1.631 GB, free: 221.4 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 0.0007997/1.645, allocations: 402.5 kB / 1.632 GB, free: 221.1 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005508/1.646, allocations: 204.8 kB / 1.632 GB, free: 221.1 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 0.0251/1.671, allocations: 9.929 MB / 1.642 GB, free: 218.5 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.637e-05/1.671, allocations: 27.69 kB / 1.642 GB, free: 218.5 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.048e-05/1.671, allocations: 12.53 kB / 1.642 GB, free: 218.5 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.138e-05/1.671, allocations: 13.64 kB / 1.642 GB, free: 218.5 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 0.0322/1.703, allocations: 16.04 MB / 1.657 GB, free: 213 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.459e-05/1.703, allocations: 7.875 kB / 1.657 GB, free: 213 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00298/1.706, allocations: 0.7393 MB / 1.658 GB, free: 213 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01601/1.722, allocations: 5.179 MB / 1.663 GB, free: 210.6 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004904/1.723, allocations: 75.42 kB / 1.663 GB, free: 210.5 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03072/1.753, allocations: 26.93 MB / 1.69 GB, free: 188.5 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.066e-06/1.753, allocations: 16.03 kB / 1.69 GB, free: 188.5 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 0.02163/1.775, allocations: 9.904 MB / 1.699 GB, free: 178.4 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001811/1.777, allocations: 0.6567 MB / 1.7 GB, free: 177.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007734/1.778, allocations: 56 kB / 1.7 GB, free: 177.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003436/1.781, allocations: 0.507 MB / 1.7 GB, free: 177.1 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008266/1.782, allocations: 242.2 kB / 1.701 GB, free: 176.9 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003574/1.782, allocations: 91.95 kB / 1.701 GB, free: 176.8 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001464/1.784, allocations: 0.9684 MB / 1.702 GB, free: 175.9 MB / 1.295 GB
Notification: Performance of sort global known variables: time 9e-08/1.784, allocations: 0 / 1.702 GB, free: 175.9 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.00611/1.79, allocations: 1.848 MB / 1.703 GB, free: 174 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 0.02214/1.812, allocations: 10.57 MB / 1.714 GB, free: 163.2 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02495/1.837, allocations: 12.02 MB / 1.726 GB, free: 151.1 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.368e-05/1.837, allocations: 4 kB / 1.726 GB, free: 151.1 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009309/1.846, allocations: 4.247 MB / 1.73 GB, free: 146.8 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002589/1.849, allocations: 262.2 kB / 1.73 GB, free: 146.6 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 0.0839/1.933, allocations: 41.9 MB / 1.771 GB, free: 103.5 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003407/1.936, allocations: 2.842 MB / 1.774 GB, free: 100.6 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.004301/1.94, allocations: 1.65 MB / 1.775 GB, free: 98.96 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001638/1.942, allocations: 1.21 MB / 1.776 GB, free: 97.75 MB / 1.295 GB
Notification: Performance of SimCode: time 1.163e-06/1.942, allocations: 4 kB / 1.776 GB, free: 97.75 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1549/2.097, allocations: 106.9 MB / 1.881 GB, free: 7.156 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate platform static: time 17.96/20.06, allocations: 9.438 kB / 1.881 GB, free: 7.148 MB / 1.311 GB
"
[Timeout remaining time 280]
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.mat --tempDir=temp_Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=800 --tolerance=1e-06 Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1) [Timeout 840.0]
[Calling os._exit(0), Time elapsed: 26.644858760992065]
Failed to read output from testmodel.py, exit status != 0:
20.224122266983613 20.250369442 19.801850069
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f0796086f50>