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 0.00181/0.00181, allocations: 99.64 kB / 18.95 MB, free: 2.668 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.002299/0.002299, allocations: 206.4 kB / 22.24 MB, free: 5.262 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.463/1.463, allocations: 230.6 MB / 256 MB, free: 7.789 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 3.127/3.127, allocations: 0.4892 GB / 0.7943 GB, free: 35.56 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 0.00208/0.00208, allocations: 73.02 kB / 1.153 GB, free: 25.73 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2897/0.2917, allocations: 176.1 MB / 1.325 GB, free: 2.297 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02368/0.3154, allocations: 17.93 MB / 1.343 GB, free: 316 kB / 1.029 GB
Notification: Performance of NFInst.instExpressions: time 0.01205/0.3275, allocations: 6.777 MB / 1.349 GB, free: 9.516 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001482/0.329, allocations: 67.75 kB / 1.349 GB, free: 9.449 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004265/0.3332, allocations: 1.481 MB / 1.351 GB, free: 7.965 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.003937/0.3372, allocations: 1.475 MB / 1.352 GB, free: 6.484 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004111/0.3413, allocations: 1.27 MB / 1.353 GB, free: 5.215 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.007488/0.3488, allocations: 5.476 MB / 1.359 GB, free: 15.73 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005835/0.3546, allocations: 3.382 MB / 1.362 GB, free: 12.24 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003849/0.3584, allocations: 2.419 MB / 1.365 GB, free: 9.816 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004946/0.3634, allocations: 3.022 MB / 1.367 GB, free: 6.785 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001433/0.3648, allocations: 0.5117 MB / 1.368 GB, free: 6.273 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002995/0.3678, allocations: 1.201 MB / 1.369 GB, free: 5.07 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.003204/0.371, allocations: 2.303 MB / 1.371 GB, free: 2.762 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.003683/0.3747, allocations: 1.782 MB / 1.373 GB, free: 0.9727 MB / 1.061 GB
Notification: Performance of NFConvertDAE.convert: time 0.009715/0.3844, allocations: 7.839 MB / 1.381 GB, free: 9.109 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 4.628e-06/0.3844, allocations: 0 / 1.381 GB, free: 9.109 MB / 1.076 GB
Notification: Performance of FrontEnd: time 1.573e-06/0.3844, allocations: 0 / 1.381 GB, free: 9.109 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0001797/0.3846, allocations: 0 / 1.381 GB, free: 9.109 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 0.0111/0.3957, allocations: 3.836 MB / 1.385 GB, free: 5.227 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 5.234e-05/0.3958, allocations: 12.03 kB / 1.385 GB, free: 5.215 MB / 1.076 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001678/0.3974, allocations: 0.5465 MB / 1.385 GB, free: 4.66 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01359/0.411, allocations: 2.433 MB / 1.387 GB, free: 2.223 MB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006221/0.4172, allocations: 2.169 MB / 1.39 GB, free: 20 kB / 1.076 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003055/0.4175, allocations: 275.3 kB / 1.39 GB, free: 15.75 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001278/0.4188, allocations: 348 kB / 1.39 GB, free: 15.41 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01707/0.4359, allocations: 7.238 MB / 1.397 GB, free: 8.055 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001184/0.436, allocations: 4 kB / 1.397 GB, free: 8.051 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009835/0.437, allocations: 148 kB / 1.397 GB, free: 7.906 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005466/0.4375, allocations: 338.1 kB / 1.398 GB, free: 7.574 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01799/0.4555, allocations: 7.032 MB / 1.405 GB, free: 0.5234 MB / 1.092 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03563/0.4912, allocations: 18.5 MB / 1.423 GB, free: 13.45 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008636/0.4998, allocations: 3.717 MB / 1.426 GB, free: 9.699 MB / 1.123 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006291/0.5061, allocations: 2.53 MB / 1.429 GB, free: 7.152 MB / 1.123 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002702/0.5064, allocations: 53.91 kB / 1.429 GB, free: 7.098 MB / 1.123 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.809e-05/0.5064, allocations: 60.5 kB / 1.429 GB, free: 7.031 MB / 1.123 GB
Notification: Performance of pre-optimization done (n=208): time 4.499e-06/0.5064, allocations: 0 / 1.429 GB, free: 7.031 MB / 1.123 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 0.1107/0.6172, allocations: 30.8 MB / 1.459 GB, free: 8.25 MB / 1.154 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001681/0.6173, allocations: 235.6 kB / 1.459 GB, free: 7.969 MB / 1.154 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002645/0.62, allocations: 1.527 MB / 1.461 GB, free: 6.434 MB / 1.154 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005486/0.6205, allocations: 69.7 kB / 1.461 GB, free: 6.359 MB / 1.154 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00118/0.6217, allocations: 1.554 MB / 1.462 GB, free: 4.789 MB / 1.154 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001329/0.623, allocations: 0.9606 MB / 1.463 GB, free: 3.82 MB / 1.154 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001567/0.6246, allocations: 0.632 MB / 1.464 GB, free: 3.18 MB / 1.154 GB
Notification: Performance of setup shared object (initialization): time 0.0001275/0.6247, allocations: 309.1 kB / 1.464 GB, free: 2.875 MB / 1.154 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006381/0.6311, allocations: 2.686 MB / 1.467 GB, free: 184 kB / 1.154 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007475/0.6386, allocations: 3.647 MB / 1.47 GB, free: 12.13 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01396/0.6526, allocations: 6.398 MB / 1.476 GB, free: 5.332 MB / 1.17 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.564e-05/0.6526, allocations: 8 kB / 1.476 GB, free: 5.324 MB / 1.17 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 0.03053/0.6831, allocations: 10.75 MB / 1.487 GB, free: 10.5 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 4.528e-05/0.6832, allocations: 19.94 kB / 1.487 GB, free: 10.48 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.074e-05/0.6832, allocations: 32 kB / 1.487 GB, free: 10.45 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02059/0.7038, allocations: 5.544 MB / 1.492 GB, free: 4.895 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004501/0.7083, allocations: 1.002 MB / 1.493 GB, free: 3.891 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0475/0.7558, allocations: 27.49 MB / 1.52 GB, free: 8.027 MB / 1.217 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004638/0.7604, allocations: 0.5772 MB / 1.521 GB, free: 7.449 MB / 1.217 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006088/0.7611, allocations: 144 kB / 1.521 GB, free: 7.309 MB / 1.217 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008807/0.7699, allocations: 3.991 MB / 1.525 GB, free: 3.309 MB / 1.217 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007361/0.7772, allocations: 3.6 MB / 1.528 GB, free: 15.32 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09192/0.8691, allocations: 24.47 MB / 1.552 GB, free: 6.367 MB / 1.248 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.6e-05/0.8692, allocations: 8 kB / 1.552 GB, free: 6.359 MB / 1.248 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 0.02807/0.8972, allocations: 10.16 MB / 1.562 GB, free: 12.12 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 3.86e-05/0.8973, allocations: 20.5 kB / 1.562 GB, free: 12.11 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.199e-05/0.8973, allocations: 24 kB / 1.562 GB, free: 12.08 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01581/0.9131, allocations: 4.325 MB / 1.566 GB, free: 7.734 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004775/0.9179, allocations: 1.037 MB / 1.568 GB, free: 6.695 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03921/0.9571, allocations: 26.27 MB / 1.593 GB, free: 11.84 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004595/0.9617, allocations: 0.5537 MB / 1.594 GB, free: 11.28 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005778/0.9623, allocations: 159.9 kB / 1.594 GB, free: 11.12 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 0.001096/0.9634, allocations: 403.3 kB / 1.594 GB, free: 10.72 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007254/0.9641, allocations: 210.7 kB / 1.594 GB, free: 10.52 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 0.02831/0.9924, allocations: 9.929 MB / 1.604 GB, free: 0.543 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.294e-05/0.9925, allocations: 31.94 kB / 1.604 GB, free: 0.5117 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.306e-05/0.9925, allocations: 16 kB / 1.604 GB, free: 0.4961 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.379e-05/0.9926, allocations: 23.92 kB / 1.604 GB, free: 484 kB / 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 0.6724/1.665, allocations: 15.38 MB / 1.619 GB, free: 256.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.789e-05/1.665, allocations: 12.56 kB / 1.619 GB, free: 256.7 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003417/1.668, allocations: 0.7391 MB / 1.62 GB, free: 256.6 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01789/1.686, allocations: 5.17 MB / 1.625 GB, free: 256 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005066/1.687, allocations: 73.5 kB / 1.625 GB, free: 256 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03421/1.721, allocations: 26.52 MB / 1.651 GB, free: 242.5 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.801e-06/1.721, allocations: 7.5 kB / 1.651 GB, free: 242.5 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 0.02233/1.743, allocations: 9.904 MB / 1.661 GB, free: 237.6 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002001/1.745, allocations: 0.6614 MB / 1.661 GB, free: 237.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005859/1.746, allocations: 57.67 kB / 1.661 GB, free: 237 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00349/1.749, allocations: 0.5066 MB / 1.662 GB, free: 236.5 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007846/1.75, allocations: 238.2 kB / 1.662 GB, free: 236.3 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002633/1.751, allocations: 95.95 kB / 1.662 GB, free: 236.2 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001246/1.752, allocations: 1.005 MB / 1.663 GB, free: 235.2 MB / 1.295 GB
Notification: Performance of sort global known variables: time 9e-08/1.752, allocations: 0 / 1.663 GB, free: 235.2 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.005769/1.758, allocations: 1.852 MB / 1.665 GB, free: 233.3 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 0.02289/1.78, allocations: 10.57 MB / 1.675 GB, free: 222.6 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.0253/1.806, allocations: 12.03 MB / 1.687 GB, free: 210.4 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.946e-05/1.806, allocations: 4.547 kB / 1.687 GB, free: 210.4 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009335/1.815, allocations: 4.238 MB / 1.691 GB, free: 206.2 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002469/1.818, allocations: 281.4 kB / 1.691 GB, free: 205.9 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 0.08459/1.902, allocations: 42.09 MB / 1.733 GB, free: 162.6 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002937/1.905, allocations: 2.282 MB / 1.735 GB, free: 160.3 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.004096/1.909, allocations: 1.663 MB / 1.736 GB, free: 158.7 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001719/1.911, allocations: 1.226 MB / 1.738 GB, free: 157.4 MB / 1.295 GB
Notification: Performance of SimCode: time 2.936e-06/1.911, allocations: 0 / 1.738 GB, free: 157.4 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1339/2.045, allocations: 104.4 MB / 1.839 GB, free: 53.64 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.51/18.55, allocations: 7.312 kB / 1.84 GB, free: 53.64 MB / 1.295 GB
"
[Timeout remaining time 281]
(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: 25.15040637506172]
Failed to read output from testmodel.py, exit status != 0:
18.714656453114003 18.726004767 18.337860073
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fd4def36fb0>