Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.002016/0.002016, allocations: 110 kB / 16.46 MB, free: 6.453 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.002475/0.002475, allocations: 213.7 kB / 19.43 MB, free: 3.625 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.564/1.564, allocations: 230.6 MB / 252.8 MB, free: 8.988 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo): time 2.78/2.78, allocations: 476.7 MB / 0.7672 GB, free: 5.227 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 11.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.002062/0.002062, allocations: 59.91 kB / 1.112 GB, free: 1.422 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7956/0.7977, allocations: 169.9 MB / 1.278 GB, free: 13.37 MB / 0.9825 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02561/0.8233, allocations: 18.52 MB / 1.296 GB, free: 10.78 MB / 0.9981 GB
Notification: Performance of NFInst.instExpressions: time 0.01338/0.8367, allocations: 6.917 MB / 1.303 GB, free: 3.844 MB / 0.9981 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00163/0.8383, allocations: 63.75 kB / 1.303 GB, free: 3.781 MB / 0.9981 GB
Notification: Performance of NFTyping.typeComponents: time 0.004015/0.8423, allocations: 1.489 MB / 1.305 GB, free: 2.289 MB / 0.9981 GB
Notification: Performance of NFTyping.typeBindings: time 0.003723/0.846, allocations: 1.447 MB / 1.306 GB, free: 0.8359 MB / 0.9981 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003285/0.8493, allocations: 1.266 MB / 1.307 GB, free: 15.57 MB / 1.014 GB
Notification: Performance of NFFlatten.flatten: time 0.008157/0.8575, allocations: 5.453 MB / 1.313 GB, free: 10.11 MB / 1.014 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.007421/0.8649, allocations: 5.153 MB / 1.318 GB, free: 4.84 MB / 1.014 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003884/0.8688, allocations: 2.396 MB / 1.32 GB, free: 2.438 MB / 1.014 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004893/0.8737, allocations: 3.159 MB / 1.323 GB, free: 15.27 MB / 1.029 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009673/0.8746, allocations: 0.5078 MB / 1.324 GB, free: 14.76 MB / 1.029 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002697/0.8773, allocations: 1.287 MB / 1.325 GB, free: 13.47 MB / 1.029 GB
Notification: Performance of NFScalarize.scalarize: time 0.002663/0.88, allocations: 2.299 MB / 1.327 GB, free: 11.17 MB / 1.029 GB
Notification: Performance of NFVerifyModel.verify: time 0.003163/0.8832, allocations: 2.171 MB / 1.329 GB, free: 8.988 MB / 1.029 GB
Notification: Performance of NFConvertDAE.convert: time 0.009613/0.8928, allocations: 7.761 MB / 1.337 GB, free: 1.203 MB / 1.029 GB
Notification: Performance of FrontEnd - DAE generated: time 6.011e-06/0.8928, allocations: 0 / 1.337 GB, free: 1.203 MB / 1.029 GB
Notification: Performance of FrontEnd: time 2.435e-06/0.8928, allocations: 0 / 1.337 GB, free: 1.203 MB / 1.029 GB
Notification: Performance of Transformations before backend: time 0.0002162/0.893, allocations: 4 kB / 1.337 GB, free: 1.199 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.009569/0.9026, allocations: 3.873 MB / 1.341 GB, free: 13.26 MB / 1.045 GB
Notification: Performance of prepare preOptimizeDAE: time 4.488e-05/0.9026, allocations: 8.031 kB / 1.341 GB, free: 13.25 MB / 1.045 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0008543/0.9035, allocations: 0.5423 MB / 1.341 GB, free: 12.7 MB / 1.045 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01404/0.9175, allocations: 2.429 MB / 1.344 GB, free: 10.27 MB / 1.045 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005407/0.9229, allocations: 2.179 MB / 1.346 GB, free: 8.039 MB / 1.045 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002471/0.9232, allocations: 270.2 kB / 1.346 GB, free: 7.777 MB / 1.045 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008798/0.924, allocations: 344 kB / 1.346 GB, free: 7.441 MB / 1.045 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01687/0.9409, allocations: 7.128 MB / 1.353 GB, free: 220 kB / 1.045 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.939e-05/0.941, allocations: 3.938 kB / 1.353 GB, free: 216 kB / 1.045 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005449/0.9415, allocations: 148 kB / 1.353 GB, free: 68 kB / 1.045 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005906/0.9421, allocations: 342 kB / 1.354 GB, free: 15.73 MB / 1.061 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01777/0.9599, allocations: 7.032 MB / 1.361 GB, free: 8.684 MB / 1.061 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04433/1.004, allocations: 26.46 MB / 1.386 GB, free: 12.05 MB / 1.092 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009996/1.014, allocations: 4.866 MB / 1.391 GB, free: 6.887 MB / 1.092 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006685/1.021, allocations: 2.53 MB / 1.394 GB, free: 4.336 MB / 1.092 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003598/1.021, allocations: 139 kB / 1.394 GB, free: 4.18 MB / 1.092 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.534e-05/1.021, allocations: 60.55 kB / 1.394 GB, free: 4.113 MB / 1.092 GB
Notification: Performance of pre-optimization done (n=208): time 4.638e-06/1.021, allocations: 0 / 1.394 GB, free: 4.113 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.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=271): time 0.1205/1.142, allocations: 31.04 MB / 1.424 GB, free: 5 MB / 1.123 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001912/1.142, allocations: 243.6 kB / 1.424 GB, free: 4.711 MB / 1.123 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003073/1.145, allocations: 1.427 MB / 1.426 GB, free: 3.273 MB / 1.123 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006418/1.146, allocations: 73.7 kB / 1.426 GB, free: 3.195 MB / 1.123 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001415/1.147, allocations: 1.534 MB / 1.427 GB, free: 1.645 MB / 1.123 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001555/1.149, allocations: 0.9683 MB / 1.428 GB, free: 0.668 MB / 1.123 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001997/1.151, allocations: 0.6321 MB / 1.429 GB, free: 28 kB / 1.123 GB
Notification: Performance of setup shared object (initialization): time 0.0001628/1.151, allocations: 301.1 kB / 1.429 GB, free: 15.73 MB / 1.139 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006972/1.158, allocations: 2.698 MB / 1.432 GB, free: 13.02 MB / 1.139 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00788/1.166, allocations: 3.568 MB / 1.435 GB, free: 9.082 MB / 1.139 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01488/1.181, allocations: 6.399 MB / 1.442 GB, free: 2.285 MB / 1.139 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.875e-05/1.181, allocations: 8 kB / 1.442 GB, free: 2.277 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.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization): time 0.03214/1.213, allocations: 10.93 MB / 1.452 GB, free: 7.242 MB / 1.154 GB
Notification: Performance of prepare postOptimizeDAE: time 5.172e-05/1.213, allocations: 16 kB / 1.452 GB, free: 7.227 MB / 1.154 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.104e-05/1.213, allocations: 31.98 kB / 1.452 GB, free: 7.195 MB / 1.154 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02182/1.235, allocations: 5.556 MB / 1.458 GB, free: 1.621 MB / 1.154 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004871/1.24, allocations: 0.9906 MB / 1.459 GB, free: 0.6289 MB / 1.154 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05115/1.291, allocations: 28.21 MB / 1.486 GB, free: 3.965 MB / 1.186 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005081/1.296, allocations: 0.5733 MB / 1.487 GB, free: 3.391 MB / 1.186 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007958/1.297, allocations: 155.9 kB / 1.487 GB, free: 3.238 MB / 1.186 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0111/1.308, allocations: 3.988 MB / 1.491 GB, free: 15.24 MB / 1.201 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007784/1.316, allocations: 3.532 MB / 1.494 GB, free: 11.33 MB / 1.201 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09715/1.413, allocations: 24.63 MB / 1.518 GB, free: 2.188 MB / 1.217 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.266e-05/1.413, allocations: 11.98 kB / 1.518 GB, free: 2.176 MB / 1.217 GB
Warning: The linear system: 
1 : transformer.conv1.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[2] ;
  line2.v1_p[2] ;
  line2.v3_p[2] ;
  line2.v3_n[2]
]
  =
[
  -transformer.conv1.V2[2] ;
  line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ;
  -loadRL.load3.v[2] ;
  line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1]
]
 might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1]
]
  =
[
  -loadRL.load1.v[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.03014/1.443, allocations: 10.47 MB / 1.529 GB, free: 7.559 MB / 1.232 GB
Notification: Performance of prepare postOptimizeDAE: time 7.084e-05/1.443, allocations: 17.56 kB / 1.529 GB, free: 7.543 MB / 1.232 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.694e-05/1.443, allocations: 28 kB / 1.529 GB, free: 7.516 MB / 1.232 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01681/1.46, allocations: 4.331 MB / 1.533 GB, free: 3.168 MB / 1.232 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005164/1.465, allocations: 1.037 MB / 1.534 GB, free: 2.129 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04312/1.508, allocations: 27.17 MB / 1.56 GB, free: 6.234 MB / 1.264 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005323/1.513, allocations: 0.5576 MB / 1.561 GB, free: 5.676 MB / 1.264 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008102/1.514, allocations: 152 kB / 1.561 GB, free: 5.527 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.i1[2]) - line2.i3[2] - line2.i2[2]
         0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.001725/1.516, allocations: 404.4 kB / 1.561 GB, free: 5.125 MB / 1.264 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001226/1.517, allocations: 210.7 kB / 1.562 GB, free: 4.918 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.03242/1.55, allocations: 10.07 MB / 1.571 GB, free: 10.77 MB / 1.279 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.917e-05/1.55, allocations: 28 kB / 1.572 GB, free: 10.74 MB / 1.279 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 5.107e-05/1.55, allocations: 12 kB / 1.572 GB, free: 10.73 MB / 1.279 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.737e-05/1.55, allocations: 19.89 kB / 1.572 GB, free: 10.71 MB / 1.279 GB
Warning: The linear system: 
1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[1]
]
  =
[
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04445/1.594, allocations: 16.22 MB / 1.587 GB, free: 10.25 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.608e-05/1.594, allocations: 8 kB / 1.587 GB, free: 10.24 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003735/1.598, allocations: 0.7376 MB / 1.588 GB, free: 9.5 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.02088/1.619, allocations: 5.181 MB / 1.593 GB, free: 4.301 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007357/1.62, allocations: 71.95 kB / 1.593 GB, free: 4.23 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.7427/2.362, allocations: 27.23 MB / 1.62 GB, free: 309.6 MB / 1.311 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.778e-05/2.362, allocations: 12.25 kB / 1.62 GB, free: 309.6 MB / 1.311 GB
Warning: The linear system: 
1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[1]
]
  =
[
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02871/2.391, allocations: 10.05 MB / 1.63 GB, free: 307.1 MB / 1.311 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001686/2.393, allocations: 0.725 MB / 1.63 GB, free: 306.8 MB / 1.311 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004012/2.393, allocations: 61.08 kB / 1.63 GB, free: 306.8 MB / 1.311 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003507/2.397, allocations: 0.5053 MB / 1.631 GB, free: 306.7 MB / 1.311 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008932/2.398, allocations: 233 kB / 1.631 GB, free: 306.7 MB / 1.311 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002397/2.398, allocations: 91.33 kB / 1.631 GB, free: 306.7 MB / 1.311 GB
Notification: Performance of sorting global known variables: time 0.001361/2.399, allocations: 0.9742 MB / 1.632 GB, free: 306.3 MB / 1.311 GB
Notification: Performance of sort global known variables: time 9e-08/2.399, allocations: 0 / 1.632 GB, free: 306.3 MB / 1.311 GB
Notification: Performance of remove unused functions: time 0.005522/2.405, allocations: 1.847 MB / 1.634 GB, free: 306.1 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 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[1]
]
  =
[
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of Backend phase and start with SimCode phase: time 0.02349/2.428, allocations: 10.71 MB / 1.644 GB, free: 302.4 MB / 1.311 GB
Notification: Performance of simCode: created initialization part: time 0.02765/2.456, allocations: 12.03 MB / 1.656 GB, free: 297.9 MB / 1.311 GB
Notification: Performance of simCode: created event and clocks part: time 1.326e-05/2.456, allocations: 4 kB / 1.656 GB, free: 297.9 MB / 1.311 GB
Notification: Performance of simCode: created simulation system equations: time 0.01011/2.466, allocations: 4.237 MB / 1.66 GB, free: 293.9 MB / 1.311 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003307/2.469, allocations: 273.9 kB / 1.661 GB, free: 293.7 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.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.08885/2.558, allocations: 42.08 MB / 1.702 GB, free: 250.5 MB / 1.311 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002939/2.561, allocations: 2.838 MB / 1.704 GB, free: 247.6 MB / 1.311 GB
Notification: Performance of simCode: alias equations: time 0.003681/2.565, allocations: 1.656 MB / 1.706 GB, free: 246 MB / 1.311 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001382/2.566, allocations: 1.206 MB / 1.707 GB, free: 244.8 MB / 1.311 GB
Notification: Performance of SimCode: time 8.82e-07/2.566, allocations: 0 / 1.707 GB, free: 244.8 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1907/2.757, allocations: 103.4 MB / 1.808 GB, free: 141.9 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.63/19.39, allocations: 14.52 kB / 1.808 GB, free: 141.8 MB / 1.311 GB
"
[Timeout remaining time 280]
(rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 Buildings_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 25.642097383970395]
Failed to read output from testmodel.py, exit status != 0:
19.525773777859285 19.541542296 18.645395373
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f1da568ece0>