Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.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 0.001787/0.001787, allocations: 106.9 kB / 16.45 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 0.002075/0.002075, 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 1.444/1.444, allocations: 225.6 MB / 247.8 MB, free: 13.93 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.557/2.557, allocations: 443.5 MB / 0.7287 GB, free: 13.18 MB / 0.5919 GB
"
[Timeout remaining time 177]
Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.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.BalancedStepDown.YD,fileNamePrefix="Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 0.002146/0.002146, allocations: 71.88 kB / 1.056 GB, free: 5.742 MB / 0.8575 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8317/0.8338, allocations: 160.7 MB / 1.213 GB, free: 3.898 MB / 0.92 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.02365/0.8575, allocations: 18.52 MB / 1.231 GB, free: 5.652 MB / 0.9356 GB
Notification: Performance of NFInst.instExpressions: time 0.01276/0.8702, allocations: 6.871 MB / 1.238 GB, free: 14.76 MB / 0.9512 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001719/0.8719, allocations: 59.81 kB / 1.238 GB, free: 14.7 MB / 0.9512 GB
Notification: Performance of NFTyping.typeComponents: time 0.003988/0.8759, allocations: 1.491 MB / 1.239 GB, free: 13.21 MB / 0.9512 GB
Notification: Performance of NFTyping.typeBindings: time 0.00371/0.8796, allocations: 1.447 MB / 1.241 GB, free: 11.76 MB / 0.9512 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003242/0.8829, allocations: 1.263 MB / 1.242 GB, free: 10.49 MB / 0.9512 GB
Notification: Performance of NFFlatten.flatten: time 0.006977/0.8899, allocations: 5.445 MB / 1.247 GB, free: 5.035 MB / 0.9512 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008395/0.8983, allocations: 5.138 MB / 1.252 GB, free: 15.79 MB / 0.9669 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005147/0.9034, allocations: 2.373 MB / 1.255 GB, free: 13.41 MB / 0.9669 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006356/0.9098, allocations: 3.151 MB / 1.258 GB, free: 10.25 MB / 0.9669 GB
Notification: Performance of NFPackage.collectConstants: time 0.001704/0.9115, allocations: 0.5117 MB / 1.258 GB, free: 9.738 MB / 0.9669 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003467/0.9149, allocations: 1.272 MB / 1.259 GB, free: 8.465 MB / 0.9669 GB
Notification: Performance of NFScalarize.scalarize: time 0.003955/0.9189, allocations: 2.299 MB / 1.262 GB, free: 6.16 MB / 0.9669 GB
Notification: Performance of NFVerifyModel.verify: time 0.003676/0.9226, allocations: 2.171 MB / 1.264 GB, free: 3.98 MB / 0.9669 GB
Notification: Performance of NFConvertDAE.convert: time 0.009574/0.9321, allocations: 7.753 MB / 1.271 GB, free: 12.2 MB / 0.9825 GB
Notification: Performance of FrontEnd - DAE generated: time 7.394e-06/0.9321, allocations: 4 kB / 1.271 GB, free: 12.2 MB / 0.9825 GB
Notification: Performance of FrontEnd: time 1.193e-06/0.9321, allocations: 0 / 1.271 GB, free: 12.2 MB / 0.9825 GB
Notification: Performance of Transformations before backend: time 0.0001817/0.9323, allocations: 0 / 1.271 GB, free: 12.2 MB / 0.9825 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.008294/0.9406, allocations: 3.868 MB / 1.275 GB, free: 8.266 MB / 0.9825 GB
Notification: Performance of prepare preOptimizeDAE: time 4.579e-05/0.9407, allocations: 8.625 kB / 1.275 GB, free: 8.258 MB / 0.9825 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0008387/0.9415, allocations: 0.5423 MB / 1.276 GB, free: 7.707 MB / 0.9825 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01329/0.9548, allocations: 2.417 MB / 1.278 GB, free: 5.285 MB / 0.9825 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007595/0.9624, allocations: 2.191 MB / 1.28 GB, free: 3.047 MB / 0.9825 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003352/0.9627, allocations: 263.2 kB / 1.28 GB, free: 2.789 MB / 0.9825 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001687/0.9644, allocations: 347.9 kB / 1.281 GB, free: 2.449 MB / 0.9825 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01702/0.9814, allocations: 7.13 MB / 1.288 GB, free: 11.21 MB / 0.9981 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.045e-05/0.9815, allocations: 3.938 kB / 1.288 GB, free: 11.21 MB / 0.9981 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005009/0.982, allocations: 148 kB / 1.288 GB, free: 11.07 MB / 0.9981 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005172/0.9825, allocations: 330 kB / 1.288 GB, free: 10.74 MB / 0.9981 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01698/0.9995, allocations: 7.031 MB / 1.295 GB, free: 3.699 MB / 0.9981 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 0.04452/1.044, allocations: 26.47 MB / 1.321 GB, free: 7.055 MB / 1.029 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00912/1.053, allocations: 4.866 MB / 1.326 GB, free: 1.891 MB / 1.029 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00632/1.059, allocations: 2.542 MB / 1.328 GB, free: 15.32 MB / 1.045 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003193/1.06, allocations: 135 kB / 1.328 GB, free: 15.17 MB / 1.045 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.604e-05/1.06, allocations: 64.48 kB / 1.328 GB, free: 15.1 MB / 1.045 GB
Notification: Performance of pre-optimization done (n=208): time 4.459e-06/1.06, allocations: 3.938 kB / 1.328 GB, free: 15.1 MB / 1.045 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 0.1131/1.173, allocations: 31.04 MB / 1.359 GB, free: 15.99 MB / 1.076 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002009/1.173, allocations: 235.6 kB / 1.359 GB, free: 15.71 MB / 1.076 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003575/1.177, allocations: 1.435 MB / 1.36 GB, free: 14.27 MB / 1.076 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007818/1.178, allocations: 65.7 kB / 1.36 GB, free: 14.2 MB / 1.076 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001646/1.179, allocations: 1.542 MB / 1.362 GB, free: 12.64 MB / 1.076 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00198/1.181, allocations: 0.9605 MB / 1.363 GB, free: 11.67 MB / 1.076 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.002319/1.183, allocations: 0.6359 MB / 1.363 GB, free: 11.03 MB / 1.076 GB
Notification: Performance of setup shared object (initialization): time 0.0001831/1.184, allocations: 305.1 kB / 1.364 GB, free: 10.73 MB / 1.076 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.007319/1.191, allocations: 2.701 MB / 1.366 GB, free: 8.016 MB / 1.076 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00781/1.199, allocations: 3.571 MB / 1.37 GB, free: 4.066 MB / 1.076 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01491/1.214, allocations: 6.399 MB / 1.376 GB, free: 13.27 MB / 1.092 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.228e-05/1.214, allocations: 11.98 kB / 1.376 GB, free: 13.26 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=410) (initialization): time 0.03185/1.246, allocations: 10.95 MB / 1.387 GB, free: 2.195 MB / 1.092 GB
Notification: Performance of prepare postOptimizeDAE: time 5.384e-05/1.246, allocations: 16 kB / 1.387 GB, free: 2.18 MB / 1.092 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.497e-05/1.246, allocations: 28.03 kB / 1.387 GB, free: 2.152 MB / 1.092 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02129/1.267, allocations: 5.541 MB / 1.392 GB, free: 12.6 MB / 1.107 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004861/1.272, allocations: 1.002 MB / 1.393 GB, free: 11.59 MB / 1.107 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05186/1.324, allocations: 28.2 MB / 1.421 GB, free: 14.95 MB / 1.139 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005681/1.329, allocations: 0.5733 MB / 1.421 GB, free: 14.37 MB / 1.139 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009201/1.33, allocations: 155.9 kB / 1.421 GB, free: 14.22 MB / 1.139 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0105/1.341, allocations: 3.98 MB / 1.425 GB, free: 10.23 MB / 1.139 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007681/1.348, allocations: 3.536 MB / 1.429 GB, free: 6.312 MB / 1.139 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0967/1.445, allocations: 24.64 MB / 1.453 GB, free: 13.16 MB / 1.17 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.689e-05/1.445, allocations: 8 kB / 1.453 GB, free: 13.15 MB / 1.17 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 0.0303/1.476, allocations: 10.47 MB / 1.463 GB, free: 2.539 MB / 1.17 GB
Notification: Performance of prepare postOptimizeDAE: time 5.34e-05/1.476, allocations: 16 kB / 1.463 GB, free: 2.523 MB / 1.17 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.424e-05/1.476, allocations: 28 kB / 1.463 GB, free: 2.496 MB / 1.17 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0168/1.492, allocations: 4.333 MB / 1.467 GB, free: 14.14 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005013/1.497, allocations: 1.037 MB / 1.468 GB, free: 13.11 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04302/1.54, allocations: 27.13 MB / 1.495 GB, free: 1.254 MB / 1.201 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005606/1.546, allocations: 0.5576 MB / 1.495 GB, free: 0.6953 MB / 1.201 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001137/1.547, allocations: 156.1 kB / 1.496 GB, free: 0.543 MB / 1.201 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 0.002285/1.55, allocations: 392.5 kB / 1.496 GB, free: 156 kB / 1.201 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001312/1.551, allocations: 210.9 kB / 1.496 GB, free: 15.94 MB / 1.217 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 0.03123/1.582, allocations: 10.08 MB / 1.506 GB, free: 5.785 MB / 1.217 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.157e-05/1.582, allocations: 31.94 kB / 1.506 GB, free: 5.754 MB / 1.217 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.279e-05/1.582, allocations: 12 kB / 1.506 GB, free: 5.742 MB / 1.217 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.037e-05/1.582, allocations: 15.94 kB / 1.506 GB, free: 5.727 MB / 1.217 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 0.04267/1.625, allocations: 16.19 MB / 1.522 GB, free: 5.293 MB / 1.232 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.151e-05/1.625, allocations: 8 kB / 1.522 GB, free: 5.285 MB / 1.232 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003542/1.628, allocations: 0.7338 MB / 1.523 GB, free: 4.551 MB / 1.232 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01988/1.648, allocations: 5.177 MB / 1.528 GB, free: 15.36 MB / 1.248 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006561/1.649, allocations: 75.95 kB / 1.528 GB, free: 15.29 MB / 1.248 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04692/1.696, allocations: 27.26 MB / 1.554 GB, free: 3.523 MB / 1.264 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.573e-05/1.696, allocations: 12.03 kB / 1.554 GB, free: 3.512 MB / 1.264 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 0.02826/1.724, allocations: 10.02 MB / 1.564 GB, free: 9.254 MB / 1.279 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002464/1.727, allocations: 0.7298 MB / 1.565 GB, free: 8.504 MB / 1.279 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000757/1.727, allocations: 52 kB / 1.565 GB, free: 8.453 MB / 1.279 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003953/1.731, allocations: 0.5186 MB / 1.565 GB, free: 7.934 MB / 1.279 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0009125/1.732, allocations: 218.5 kB / 1.566 GB, free: 7.711 MB / 1.279 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003868/1.733, allocations: 91.95 kB / 1.566 GB, free: 7.621 MB / 1.279 GB
Notification: Performance of sorting global known variables: time 0.001955/1.735, allocations: 0.9723 MB / 1.567 GB, free: 6.645 MB / 1.279 GB
Notification: Performance of sort global known variables: time 9.1e-08/1.735, allocations: 3.938 kB / 1.567 GB, free: 6.641 MB / 1.279 GB
Notification: Performance of remove unused functions: time 0.007691/1.742, allocations: 1.844 MB / 1.568 GB, free: 4.797 MB / 1.279 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 0.02907/1.771, allocations: 10.67 MB / 1.579 GB, free: 9.859 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.03342/1.805, allocations: 12.05 MB / 1.591 GB, free: 13.7 MB / 1.311 GB
Notification: Performance of simCode: created event and clocks part: time 1.137e-05/1.805, allocations: 0 / 1.591 GB, free: 13.7 MB / 1.311 GB
Notification: Performance of simCode: created simulation system equations: time 0.01235/1.817, allocations: 4.265 MB / 1.595 GB, free: 9.387 MB / 1.311 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003032/1.82, allocations: 267.9 kB / 1.595 GB, free: 9.133 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.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.7298/2.55, allocations: 41.55 MB / 1.636 GB, free: 357.5 MB / 1.311 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002488/2.553, allocations: 2.838 MB / 1.638 GB, free: 355.8 MB / 1.311 GB
Notification: Performance of simCode: alias equations: time 0.004/2.557, allocations: 1.655 MB / 1.64 GB, free: 355.2 MB / 1.311 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001841/2.558, allocations: 1.201 MB / 1.641 GB, free: 354.1 MB / 1.311 GB
Notification: Performance of SimCode: time 1.543e-06/2.558, allocations: 0 / 1.641 GB, free: 354.1 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1463/2.705, allocations: 103.3 MB / 1.742 GB, free: 253.4 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.57/19.27, allocations: 14.34 kB / 1.742 GB, free: 253.4 MB / 1.311 GB
"
[Timeout remaining time 281]
(rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD_res.mat --tempDir=temp_Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=400 --tolerance=1e-06 Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD.fmu > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 25.134214461781085]
Failed to read output from testmodel.py, exit status != 0:
19.409913959912956 19.42891046 18.492797674
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f2bcb37a020>