Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001383/0.001383, allocations: 113.1 kB / 18.14 MB, free: 3.781 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001455/0.001455, allocations: 202 kB / 21.43 MB, free: 0.5 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.38/1.38, allocations: 225.6 MB / 250.2 MB, free: 13.3 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo): time 2.701/2.701, allocations: 476.7 MB / 0.7637 GB, free: 10.11 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 11.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.0-maint.11.x/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 0.002056/0.002056, allocations: 63.89 kB / 1.108 GB, free: 6.965 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7431/0.7452, allocations: 168.7 MB / 1.273 GB, free: 4.305 MB / 0.9669 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02427/0.7694, allocations: 19.28 MB / 1.292 GB, free: 0.9688 MB / 0.9825 GB
Notification: Performance of NFInst.instExpressions: time 0.01265/0.7821, allocations: 7.038 MB / 1.299 GB, free: 9.914 MB / 0.9981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001614/0.7837, allocations: 55.88 kB / 1.299 GB, free: 9.859 MB / 0.9981 GB
Notification: Performance of NFTyping.typeComponents: time 0.004334/0.788, allocations: 1.535 MB / 1.3 GB, free: 8.32 MB / 0.9981 GB
Notification: Performance of NFTyping.typeBindings: time 0.003817/0.7919, allocations: 1.455 MB / 1.302 GB, free: 6.859 MB / 0.9981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003436/0.7953, allocations: 1.293 MB / 1.303 GB, free: 5.566 MB / 0.9981 GB
Notification: Performance of NFFlatten.flatten: time 0.006861/0.8022, allocations: 5.472 MB / 1.308 GB, free: 84 kB / 0.9981 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005718/0.8079, allocations: 3.31 MB / 1.311 GB, free: 12.66 MB / 1.014 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003592/0.8115, allocations: 2.388 MB / 1.314 GB, free: 10.27 MB / 1.014 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005292/0.8168, allocations: 3.171 MB / 1.317 GB, free: 7.09 MB / 1.014 GB
Notification: Performance of NFPackage.collectConstants: time 0.001468/0.8182, allocations: 0.5156 MB / 1.317 GB, free: 6.574 MB / 1.014 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003089/0.8213, allocations: 1.291 MB / 1.319 GB, free: 5.281 MB / 1.014 GB
Notification: Performance of NFScalarize.scalarize: time 0.00324/0.8246, allocations: 2.307 MB / 1.321 GB, free: 2.969 MB / 1.014 GB
Notification: Performance of NFVerifyModel.verify: time 0.003969/0.8285, allocations: 2.183 MB / 1.323 GB, free: 0.7773 MB / 1.014 GB
Notification: Performance of NFConvertDAE.convert: time 0.009502/0.838, allocations: 7.804 MB / 1.331 GB, free: 8.949 MB / 1.029 GB
Notification: Performance of FrontEnd - DAE generated: time 5.841e-06/0.838, allocations: 4 kB / 1.331 GB, free: 8.945 MB / 1.029 GB
Notification: Performance of FrontEnd: time 1.753e-06/0.838, allocations: 0 / 1.331 GB, free: 8.945 MB / 1.029 GB
Notification: Performance of Transformations before backend: time 0.0001785/0.8382, allocations: 0 / 1.331 GB, free: 8.945 MB / 1.029 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.008595/0.8468, allocations: 3.915 MB / 1.334 GB, free: 4.965 MB / 1.029 GB
Notification: Performance of prepare preOptimizeDAE: time 3.981e-05/0.8468, allocations: 8.031 kB / 1.334 GB, free: 4.957 MB / 1.029 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000838/0.8477, allocations: 0.5465 MB / 1.335 GB, free: 4.402 MB / 1.029 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01316/0.8608, allocations: 2.436 MB / 1.337 GB, free: 1.961 MB / 1.029 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00574/0.8666, allocations: 2.195 MB / 1.34 GB, free: 15.72 MB / 1.045 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002322/0.8668, allocations: 275.2 kB / 1.34 GB, free: 15.45 MB / 1.045 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009273/0.8677, allocations: 347.9 kB / 1.34 GB, free: 15.11 MB / 1.045 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01489/0.8826, allocations: 7.151 MB / 1.347 GB, free: 7.855 MB / 1.045 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.807e-05/0.8827, allocations: 7.938 kB / 1.347 GB, free: 7.848 MB / 1.045 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005051/0.8832, allocations: 156 kB / 1.347 GB, free: 7.695 MB / 1.045 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004934/0.8837, allocations: 334.1 kB / 1.348 GB, free: 7.367 MB / 1.045 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01666/0.9004, allocations: 7.04 MB / 1.354 GB, free: 320 kB / 1.045 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03864/0.939, allocations: 26.59 MB / 1.38 GB, free: 3.539 MB / 1.076 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008541/0.9476, allocations: 4.863 MB / 1.385 GB, free: 14.38 MB / 1.092 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006154/0.9537, allocations: 2.546 MB / 1.388 GB, free: 11.81 MB / 1.092 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002675/0.954, allocations: 131 kB / 1.388 GB, free: 11.66 MB / 1.092 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.427e-05/0.954, allocations: 60.56 kB / 1.388 GB, free: 11.59 MB / 1.092 GB
Notification: Performance of pre-optimization done (n=208): time 3.727e-06/0.954, allocations: 0 / 1.388 GB, free: 11.59 MB / 1.092 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=271): time 0.1077/1.062, allocations: 31.11 MB / 1.418 GB, free: 12.43 MB / 1.123 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001435/1.062, allocations: 239.6 kB / 1.418 GB, free: 12.14 MB / 1.123 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002213/1.064, allocations: 1.477 MB / 1.42 GB, free: 10.66 MB / 1.123 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004766/1.065, allocations: 65.7 kB / 1.42 GB, free: 10.59 MB / 1.123 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001113/1.066, allocations: 1.55 MB / 1.421 GB, free: 9.02 MB / 1.123 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001062/1.067, allocations: 0.9644 MB / 1.422 GB, free: 8.047 MB / 1.123 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001193/1.068, allocations: 0.636 MB / 1.423 GB, free: 7.402 MB / 1.123 GB
Notification: Performance of setup shared object (initialization): time 0.0001202/1.068, allocations: 305.1 kB / 1.423 GB, free: 7.102 MB / 1.123 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006343/1.074, allocations: 2.686 MB / 1.426 GB, free: 4.406 MB / 1.123 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007086/1.081, allocations: 3.579 MB / 1.429 GB, free: 460 kB / 1.123 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01321/1.095, allocations: 6.391 MB / 1.436 GB, free: 9.656 MB / 1.139 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.482e-05/1.095, allocations: 15.94 kB / 1.436 GB, free: 9.641 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.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization): time 0.02992/1.125, allocations: 10.94 MB / 1.446 GB, free: 14.59 MB / 1.154 GB
Notification: Performance of prepare postOptimizeDAE: time 3.979e-05/1.125, allocations: 16.56 kB / 1.446 GB, free: 14.58 MB / 1.154 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.147e-05/1.125, allocations: 28 kB / 1.446 GB, free: 14.55 MB / 1.154 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02069/1.145, allocations: 5.536 MB / 1.452 GB, free: 9 MB / 1.154 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004699/1.15, allocations: 0.9984 MB / 1.453 GB, free: 8 MB / 1.154 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04684/1.197, allocations: 28.21 MB / 1.48 GB, free: 11.33 MB / 1.186 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004604/1.202, allocations: 0.5732 MB / 1.481 GB, free: 10.76 MB / 1.186 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005283/1.202, allocations: 155.9 kB / 1.481 GB, free: 10.61 MB / 1.186 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008429/1.21, allocations: 3.98 MB / 1.485 GB, free: 6.617 MB / 1.186 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007312/1.218, allocations: 3.536 MB / 1.488 GB, free: 2.703 MB / 1.186 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09372/1.312, allocations: 24.63 MB / 1.512 GB, free: 9.562 MB / 1.217 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.341e-05/1.312, allocations: 4 kB / 1.512 GB, free: 9.559 MB / 1.217 GB
Warning: The linear system: 
1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[2] ;
  line2.v1_p[2] ;
  line2.v3_p[2] ;
  line2.v3_n[2]
]
  =
[
  -transformer.conv3.V2[2] ;
  line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ;
  -loadRL.load3.v[2] ;
  line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1]
]
 might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.02826/1.34, allocations: 10.47 MB / 1.523 GB, free: 14.94 MB / 1.232 GB
Notification: Performance of prepare postOptimizeDAE: time 3.947e-05/1.34, allocations: 19.94 kB / 1.523 GB, free: 14.92 MB / 1.232 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.671e-05/1.34, allocations: 27.98 kB / 1.523 GB, free: 14.89 MB / 1.232 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01608/1.356, allocations: 4.321 MB / 1.527 GB, free: 10.55 MB / 1.232 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004773/1.361, allocations: 1.041 MB / 1.528 GB, free: 9.508 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04099/1.402, allocations: 27.14 MB / 1.554 GB, free: 13.65 MB / 1.264 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004425/1.406, allocations: 0.5538 MB / 1.555 GB, free: 13.09 MB / 1.264 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003965/1.407, allocations: 148 kB / 1.555 GB, free: 12.95 MB / 1.264 GB
Warning: Assuming fixed start value for the following 2 variables:
         node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
         node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system:
         0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2]
         0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.0009665/1.408, allocations: 412.4 kB / 1.556 GB, free: 12.54 MB / 1.264 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006012/1.408, allocations: 214.7 kB / 1.556 GB, free: 12.33 MB / 1.264 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0276/1.436, allocations: 10.09 MB / 1.566 GB, free: 2.164 MB / 1.264 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.439e-05/1.436, allocations: 28 kB / 1.566 GB, free: 2.137 MB / 1.264 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.204e-05/1.436, allocations: 12 kB / 1.566 GB, free: 2.125 MB / 1.264 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.981e-05/1.436, allocations: 11.95 kB / 1.566 GB, free: 2.113 MB / 1.264 GB
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1]
]
  =
[
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03887/1.475, allocations: 16.18 MB / 1.581 GB, free: 1.672 MB / 1.279 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.647e-05/1.475, allocations: 12.03 kB / 1.581 GB, free: 1.66 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003526/1.478, allocations: 0.7371 MB / 1.582 GB, free: 0.9219 MB / 1.279 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01935/1.498, allocations: 5.173 MB / 1.587 GB, free: 11.73 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005092/1.498, allocations: 76.33 kB / 1.587 GB, free: 11.66 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.615/2.113, allocations: 27.27 MB / 1.614 GB, free: 316.3 MB / 1.311 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.486e-05/2.113, allocations: 15.59 kB / 1.614 GB, free: 316.3 MB / 1.311 GB
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02818/2.141, allocations: 10.02 MB / 1.624 GB, free: 315.2 MB / 1.311 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002158/2.143, allocations: 0.731 MB / 1.624 GB, free: 315.1 MB / 1.311 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005443/2.144, allocations: 55.02 kB / 1.625 GB, free: 315.1 MB / 1.311 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003777/2.148, allocations: 0.5096 MB / 1.625 GB, free: 315.1 MB / 1.311 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008928/2.149, allocations: 228.5 kB / 1.625 GB, free: 315.1 MB / 1.311 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002509/2.149, allocations: 88.64 kB / 1.625 GB, free: 315.1 MB / 1.311 GB
Notification: Performance of sorting global known variables: time 0.00158/2.151, allocations: 1.007 MB / 1.626 GB, free: 315 MB / 1.311 GB
Notification: Performance of sort global known variables: time 9.1e-08/2.151, allocations: 0 / 1.626 GB, free: 315 MB / 1.311 GB
Notification: Performance of remove unused functions: time 0.006036/2.157, allocations: 1.853 MB / 1.628 GB, free: 315 MB / 1.311 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of Backend phase and start with SimCode phase: time 0.02291/2.179, allocations: 10.68 MB / 1.639 GB, free: 312.1 MB / 1.311 GB
Notification: Performance of simCode: created initialization part: time 0.02538/2.205, allocations: 12.02 MB / 1.65 GB, free: 308.1 MB / 1.311 GB
Notification: Performance of simCode: created event and clocks part: time 1.233e-05/2.205, allocations: 0 / 1.65 GB, free: 308.1 MB / 1.311 GB
Notification: Performance of simCode: created simulation system equations: time 0.0097/2.215, allocations: 4.268 MB / 1.654 GB, free: 306.3 MB / 1.311 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002403/2.217, allocations: 286.7 kB / 1.655 GB, free: 306.1 MB / 1.311 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv1.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.08113/2.298, allocations: 42.43 MB / 1.696 GB, free: 263.4 MB / 1.311 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002608/2.301, allocations: 2.855 MB / 1.699 GB, free: 260.5 MB / 1.311 GB
Notification: Performance of simCode: alias equations: time 0.003876/2.305, allocations: 1.656 MB / 1.701 GB, free: 258.8 MB / 1.311 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001538/2.306, allocations: 1.226 MB / 1.702 GB, free: 257.6 MB / 1.311 GB
Notification: Performance of SimCode: time 1.653e-06/2.306, allocations: 0 / 1.702 GB, free: 257.6 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1385/2.445, allocations: 105.4 MB / 1.805 GB, free: 152.6 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate platform static: time 17.23/19.67, allocations: 3.938 kB / 1.805 GB, free: 152.6 MB / 1.311 GB
"
[Timeout remaining time 280]
(rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD_res.mat --tempDir=temp_Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=400 --tolerance=1e-06 Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 25.45019880309701]
Failed to read output from testmodel.py, exit status != 0:
19.809685970190912 19.828296263 18.986382473
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f46afca6020>