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 0.001765/0.001765, allocations: 108.2 kB / 16.46 MB, free: 6.035 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 0.001959/0.001959, allocations: 191.8 kB / 19.41 MB, free: 3.539 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 1.385/1.385, allocations: 225.6 MB / 247.8 MB, free: 13.94 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 2.601/2.601, allocations: 476.7 MB / 0.7611 GB, free: 11.43 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 0.001912/0.001912, allocations: 71.88 kB / 1.104 GB, free: 9.164 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8142/0.8161, allocations: 168.7 MB / 1.269 GB, free: 5.141 MB / 0.9669 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02449/0.8406, allocations: 18.59 MB / 1.287 GB, free: 2.48 MB / 0.9825 GB
Notification: Performance of NFInst.instExpressions: time 0.01254/0.8531, allocations: 6.897 MB / 1.294 GB, free: 11.57 MB / 0.9981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001907/0.855, allocations: 55.88 kB / 1.294 GB, free: 11.51 MB / 0.9981 GB
Notification: Performance of NFTyping.typeComponents: time 0.004224/0.8592, allocations: 1.502 MB / 1.295 GB, free: 10 MB / 0.9981 GB
Notification: Performance of NFTyping.typeBindings: time 0.004029/0.8633, allocations: 1.459 MB / 1.297 GB, free: 8.539 MB / 0.9981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003438/0.8667, allocations: 1.271 MB / 1.298 GB, free: 7.27 MB / 0.9981 GB
Notification: Performance of NFFlatten.flatten: time 0.006892/0.8736, allocations: 5.472 MB / 1.303 GB, free: 1.785 MB / 0.9981 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.006796/0.8804, allocations: 5.173 MB / 1.308 GB, free: 12.5 MB / 1.014 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003731/0.8841, allocations: 2.388 MB / 1.311 GB, free: 10.11 MB / 1.014 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004793/0.8889, allocations: 3.163 MB / 1.314 GB, free: 6.934 MB / 1.014 GB
Notification: Performance of NFPackage.collectConstants: time 0.001101/0.89, allocations: 0.5156 MB / 1.314 GB, free: 6.418 MB / 1.014 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002871/0.8929, allocations: 1.295 MB / 1.316 GB, free: 5.121 MB / 1.014 GB
Notification: Performance of NFScalarize.scalarize: time 0.003177/0.8961, allocations: 2.307 MB / 1.318 GB, free: 2.809 MB / 1.014 GB
Notification: Performance of NFVerifyModel.verify: time 0.00332/0.8994, allocations: 2.187 MB / 1.32 GB, free: 0.6133 MB / 1.014 GB
Notification: Performance of NFConvertDAE.convert: time 0.009469/0.9088, allocations: 7.804 MB / 1.328 GB, free: 8.785 MB / 1.029 GB
Notification: Performance of FrontEnd - DAE generated: time 6.562e-06/0.9089, allocations: 0 / 1.328 GB, free: 8.785 MB / 1.029 GB
Notification: Performance of FrontEnd: time 2.625e-06/0.9089, allocations: 0 / 1.328 GB, free: 8.785 MB / 1.029 GB
Notification: Performance of Transformations before backend: time 0.0002483/0.9091, allocations: 0 / 1.328 GB, free: 8.785 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 0.01009/0.9192, allocations: 3.915 MB / 1.331 GB, free: 4.805 MB / 1.029 GB
Notification: Performance of prepare preOptimizeDAE: time 4.291e-05/0.9192, allocations: 8.031 kB / 1.331 GB, free: 4.797 MB / 1.029 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0009366/0.9202, allocations: 0.5426 MB / 1.332 GB, free: 4.246 MB / 1.029 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01274/0.9329, allocations: 2.433 MB / 1.334 GB, free: 1.809 MB / 1.029 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006258/0.9392, allocations: 2.199 MB / 1.336 GB, free: 15.56 MB / 1.045 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002821/0.9395, allocations: 271.2 kB / 1.337 GB, free: 15.3 MB / 1.045 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001462/0.9409, allocations: 355.9 kB / 1.337 GB, free: 14.95 MB / 1.045 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01546/0.9564, allocations: 7.151 MB / 1.344 GB, free: 7.695 MB / 1.045 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.376e-05/0.9564, allocations: 7.938 kB / 1.344 GB, free: 7.688 MB / 1.045 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004665/0.9569, allocations: 151.9 kB / 1.344 GB, free: 7.539 MB / 1.045 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000483/0.9574, allocations: 338.1 kB / 1.344 GB, free: 7.207 MB / 1.045 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0163/0.9737, allocations: 7.051 MB / 1.351 GB, free: 148 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 0.03925/1.013, allocations: 26.58 MB / 1.377 GB, free: 3.387 MB / 1.076 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008296/1.021, allocations: 4.871 MB / 1.382 GB, free: 14.21 MB / 1.092 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006034/1.027, allocations: 2.53 MB / 1.385 GB, free: 11.66 MB / 1.092 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003885/1.028, allocations: 135 kB / 1.385 GB, free: 11.5 MB / 1.092 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.204e-05/1.028, allocations: 56.56 kB / 1.385 GB, free: 11.44 MB / 1.092 GB
Notification: Performance of pre-optimization done (n=208): time 4.539e-06/1.028, allocations: 4 kB / 1.385 GB, free: 11.44 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 0.1006/1.128, allocations: 31.11 MB / 1.415 GB, free: 12.26 MB / 1.123 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001583/1.129, allocations: 243.6 kB / 1.415 GB, free: 11.97 MB / 1.123 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002353/1.131, allocations: 1.469 MB / 1.417 GB, free: 10.5 MB / 1.123 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004814/1.131, allocations: 69.7 kB / 1.417 GB, free: 10.42 MB / 1.123 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00119/1.133, allocations: 1.554 MB / 1.418 GB, free: 8.852 MB / 1.123 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001094/1.134, allocations: 0.9605 MB / 1.419 GB, free: 7.883 MB / 1.123 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001159/1.135, allocations: 0.636 MB / 1.42 GB, free: 7.238 MB / 1.123 GB
Notification: Performance of setup shared object (initialization): time 0.000137/1.135, allocations: 305.1 kB / 1.42 GB, free: 6.938 MB / 1.123 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006128/1.141, allocations: 2.694 MB / 1.423 GB, free: 4.234 MB / 1.123 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006847/1.148, allocations: 3.568 MB / 1.426 GB, free: 300 kB / 1.123 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01256/1.16, allocations: 6.399 MB / 1.433 GB, free: 9.496 MB / 1.139 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.04e-05/1.161, allocations: 8 kB / 1.433 GB, free: 9.488 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 0.02789/1.188, allocations: 10.94 MB / 1.443 GB, free: 14.44 MB / 1.154 GB
Notification: Performance of prepare postOptimizeDAE: time 4.402e-05/1.188, allocations: 16 kB / 1.443 GB, free: 14.43 MB / 1.154 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.179e-05/1.188, allocations: 27.98 kB / 1.443 GB, free: 14.4 MB / 1.154 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02001/1.208, allocations: 5.544 MB / 1.449 GB, free: 8.836 MB / 1.154 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004525/1.213, allocations: 0.9945 MB / 1.45 GB, free: 7.84 MB / 1.154 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04642/1.259, allocations: 28.22 MB / 1.477 GB, free: 11.17 MB / 1.186 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004505/1.264, allocations: 0.5732 MB / 1.478 GB, free: 10.59 MB / 1.186 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007407/1.265, allocations: 151.9 kB / 1.478 GB, free: 10.45 MB / 1.186 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009128/1.274, allocations: 3.984 MB / 1.482 GB, free: 6.453 MB / 1.186 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007143/1.281, allocations: 3.532 MB / 1.485 GB, free: 2.543 MB / 1.186 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08764/1.369, allocations: 24.63 MB / 1.509 GB, free: 9.406 MB / 1.217 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.579e-05/1.369, allocations: 4 kB / 1.509 GB, free: 9.402 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 0.02612/1.395, allocations: 10.47 MB / 1.52 GB, free: 14.79 MB / 1.232 GB
Notification: Performance of prepare postOptimizeDAE: time 4.672e-05/1.395, allocations: 19.94 kB / 1.52 GB, free: 14.77 MB / 1.232 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.783e-05/1.395, allocations: 35.95 kB / 1.52 GB, free: 14.73 MB / 1.232 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01577/1.411, allocations: 4.329 MB / 1.524 GB, free: 10.39 MB / 1.232 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004944/1.416, allocations: 1.034 MB / 1.525 GB, free: 9.352 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04013/1.456, allocations: 27.14 MB / 1.551 GB, free: 13.49 MB / 1.264 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004417/1.46, allocations: 0.5615 MB / 1.552 GB, free: 12.93 MB / 1.264 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005059/1.461, allocations: 155.9 kB / 1.552 GB, free: 12.77 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 0.001019/1.462, allocations: 399.2 kB / 1.552 GB, free: 12.38 MB / 1.264 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006355/1.462, allocations: 210.7 kB / 1.553 GB, free: 12.17 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 0.02706/1.489, allocations: 10.09 MB / 1.562 GB, free: 2.004 MB / 1.264 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.514e-05/1.489, allocations: 31.98 kB / 1.563 GB, free: 1.973 MB / 1.264 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.951e-05/1.489, allocations: 20 kB / 1.563 GB, free: 1.953 MB / 1.264 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.494e-05/1.489, allocations: 16.31 kB / 1.563 GB, free: 1.938 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 0.03771/1.527, allocations: 16.18 MB / 1.578 GB, free: 1.508 MB / 1.279 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.692e-05/1.527, allocations: 8 kB / 1.578 GB, free: 1.5 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003314/1.531, allocations: 0.734 MB / 1.579 GB, free: 0.7656 MB / 1.279 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01849/1.549, allocations: 5.181 MB / 1.584 GB, free: 11.57 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005305/1.55, allocations: 75.95 kB / 1.584 GB, free: 11.5 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.6813/2.231, allocations: 27.26 MB / 1.611 GB, free: 317.1 MB / 1.311 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.767e-05/2.231, allocations: 9.891 kB / 1.611 GB, free: 317.1 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 0.02959/2.26, allocations: 10.02 MB / 1.621 GB, free: 316.1 MB / 1.311 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.00229/2.263, allocations: 0.7329 MB / 1.621 GB, free: 316 MB / 1.311 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006163/2.263, allocations: 56.19 kB / 1.621 GB, free: 316 MB / 1.311 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003705/2.267, allocations: 0.5086 MB / 1.622 GB, free: 316 MB / 1.311 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008718/2.268, allocations: 234.6 kB / 1.622 GB, free: 315.9 MB / 1.311 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002775/2.268, allocations: 91.34 kB / 1.622 GB, free: 315.9 MB / 1.311 GB
Notification: Performance of sorting global known variables: time 0.0017/2.27, allocations: 0.9997 MB / 1.623 GB, free: 315.8 MB / 1.311 GB
Notification: Performance of sort global known variables: time 1.2e-07/2.27, allocations: 0 / 1.623 GB, free: 315.8 MB / 1.311 GB
Notification: Performance of remove unused functions: time 0.008016/2.278, allocations: 1.854 MB / 1.625 GB, free: 315.8 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 0.02387/2.302, allocations: 10.68 MB / 1.635 GB, free: 312.9 MB / 1.311 GB
Notification: Performance of simCode: created initialization part: time 0.02731/2.329, allocations: 12.01 MB / 1.647 GB, free: 308.9 MB / 1.311 GB
Notification: Performance of simCode: created event and clocks part: time 1.271e-05/2.329, allocations: 0 / 1.647 GB, free: 308.9 MB / 1.311 GB
Notification: Performance of simCode: created simulation system equations: time 0.009923/2.339, allocations: 4.282 MB / 1.651 GB, free: 306.8 MB / 1.311 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003489/2.343, allocations: 282.9 kB / 1.652 GB, free: 306.6 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 0.08952/2.432, allocations: 42.33 MB / 1.693 GB, free: 263.9 MB / 1.311 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003558/2.436, allocations: 2.854 MB / 1.696 GB, free: 261 MB / 1.311 GB
Notification: Performance of simCode: alias equations: time 0.004272/2.44, allocations: 1.657 MB / 1.697 GB, free: 259.3 MB / 1.311 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001572/2.441, allocations: 1.222 MB / 1.699 GB, free: 258.1 MB / 1.311 GB
Notification: Performance of SimCode: time 7.62e-07/2.441, allocations: 0 / 1.699 GB, free: 258.1 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1392/2.581, allocations: 104.2 MB / 1.8 GB, free: 154.3 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.78/19.36, allocations: 6.5 kB / 1.8 GB, free: 154.3 MB / 1.311 GB
"
[Timeout remaining time 281]
(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: 25.213770974893123]
Failed to read output from testmodel.py, exit status != 0:
19.491823454853147 19.500694979 18.589608979
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f1387b4a020>