Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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 0.001513/0.001513, allocations: 109 kB / 17.54 MB, free: 4.746 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 0.001415/0.001415, allocations: 185.9 kB / 20.71 MB, free: 1.586 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 1.292/1.292, allocations: 225.6 MB / 249.3 MB, free: 3.316 MB / 190.1 MB
"
[Timeout remaining time 179]
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 2.319/2.319, allocations: 443.5 MB / 0.7304 GB, free: 14.14 MB / 0.5762 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.UnbalancedStepUp.YD,fileNamePrefix="Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 0.001986/0.001986, allocations: 75.88 kB / 1.059 GB, free: 0.9102 MB / 0.795 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2584/0.2603, allocations: 160.7 MB / 1.216 GB, free: 15.89 MB / 0.9669 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02269/0.283, allocations: 19.27 MB / 1.234 GB, free: 12.54 MB / 0.9825 GB
Notification: Performance of NFInst.instExpressions: time 0.01142/0.2945, allocations: 7.089 MB / 1.241 GB, free: 5.434 MB / 0.9825 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001297/0.2958, allocations: 55.88 kB / 1.241 GB, free: 5.379 MB / 0.9825 GB
Notification: Performance of NFTyping.typeComponents: time 0.003892/0.2996, allocations: 1.516 MB / 1.243 GB, free: 3.859 MB / 0.9825 GB
Notification: Performance of NFTyping.typeBindings: time 0.003419/0.3031, allocations: 1.471 MB / 1.244 GB, free: 2.383 MB / 0.9825 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003013/0.3061, allocations: 1.302 MB / 1.246 GB, free: 1.082 MB / 0.9825 GB
Notification: Performance of NFFlatten.flatten: time 0.005912/0.312, allocations: 5.476 MB / 1.251 GB, free: 11.59 MB / 0.9981 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004962/0.317, allocations: 3.316 MB / 1.254 GB, free: 8.168 MB / 0.9981 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003161/0.3201, allocations: 2.376 MB / 1.257 GB, free: 5.785 MB / 0.9981 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004587/0.3247, allocations: 3.179 MB / 1.26 GB, free: 2.598 MB / 0.9981 GB
Notification: Performance of NFPackage.collectConstants: time 0.001198/0.3259, allocations: 0.5117 MB / 1.26 GB, free: 2.086 MB / 0.9981 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002742/0.3286, allocations: 1.287 MB / 1.261 GB, free: 0.7969 MB / 0.9981 GB
Notification: Performance of NFScalarize.scalarize: time 0.4925/0.8212, allocations: 2.303 MB / 1.264 GB, free: 18.16 MB / 0.9981 GB
Notification: Performance of NFVerifyModel.verify: time 0.001893/0.8231, allocations: 2.188 MB / 1.266 GB, free: 17.93 MB / 0.9981 GB
Notification: Performance of NFConvertDAE.convert: time 0.006716/0.8298, allocations: 7.802 MB / 1.273 GB, free: 17.2 MB / 0.9981 GB
Notification: Performance of FrontEnd - DAE generated: time 4.177e-06/0.8298, allocations: 0 / 1.273 GB, free: 17.2 MB / 0.9981 GB
Notification: Performance of FrontEnd: time 1.613e-06/0.8298, allocations: 2.844 kB / 1.273 GB, free: 17.2 MB / 0.9981 GB
Notification: Performance of Transformations before backend: time 0.0001516/0.83, allocations: 0 / 1.273 GB, free: 17.2 MB / 0.9981 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 0.007477/0.8374, allocations: 3.905 MB / 1.277 GB, free: 15.66 MB / 0.9981 GB
Notification: Performance of prepare preOptimizeDAE: time 4.132e-05/0.8375, allocations: 10.56 kB / 1.277 GB, free: 15.66 MB / 0.9981 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007504/0.8382, allocations: 0.5444 MB / 1.278 GB, free: 15.61 MB / 0.9981 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01299/0.8512, allocations: 2.437 MB / 1.28 GB, free: 15.4 MB / 0.9981 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005291/0.8565, allocations: 2.2 MB / 1.282 GB, free: 14.94 MB / 0.9981 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002865/0.8568, allocations: 265.7 kB / 1.283 GB, free: 14.93 MB / 0.9981 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001259/0.8581, allocations: 351.4 kB / 1.283 GB, free: 14.93 MB / 0.9981 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01519/0.8732, allocations: 7.164 MB / 1.29 GB, free: 14.57 MB / 0.9981 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001222/0.8734, allocations: 8.344 kB / 1.29 GB, free: 14.57 MB / 0.9981 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008976/0.8743, allocations: 147.8 kB / 1.29 GB, free: 14.57 MB / 0.9981 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005016/0.8748, allocations: 332.6 kB / 1.29 GB, free: 14.56 MB / 0.9981 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01555/0.8903, allocations: 7.049 MB / 1.297 GB, free: 13.39 MB / 0.9981 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03067/0.921, allocations: 26.54 MB / 1.323 GB, free: 10.44 MB / 1.014 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008094/0.9291, allocations: 4.883 MB / 1.328 GB, free: 7.418 MB / 1.014 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005745/0.9348, allocations: 2.529 MB / 1.33 GB, free: 6.125 MB / 1.014 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002505/0.9351, allocations: 138.6 kB / 1.331 GB, free: 6.012 MB / 1.014 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.458e-05/0.9351, allocations: 57.88 kB / 1.331 GB, free: 5.957 MB / 1.014 GB
Notification: Performance of pre-optimization done (n=208): time 3.817e-06/0.9351, allocations: 0 / 1.331 GB, free: 5.957 MB / 1.014 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 0.101/1.036, allocations: 31.1 MB / 1.361 GB, free: 6.422 MB / 1.029 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001379/1.036, allocations: 242.2 kB / 1.361 GB, free: 6.164 MB / 1.029 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002392/1.039, allocations: 1.473 MB / 1.363 GB, free: 5.375 MB / 1.029 GB
Notification: Performance of collectPreVariables (initialization): time 0.000528/1.039, allocations: 65.48 kB / 1.363 GB, free: 5.312 MB / 1.029 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001164/1.04, allocations: 1.557 MB / 1.364 GB, free: 3.953 MB / 1.029 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00125/1.042, allocations: 0.9608 MB / 1.365 GB, free: 3.121 MB / 1.029 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001803/1.043, allocations: 0.6418 MB / 1.366 GB, free: 2.691 MB / 1.029 GB
Notification: Performance of setup shared object (initialization): time 0.0001224/1.044, allocations: 301.1 kB / 1.366 GB, free: 2.395 MB / 1.029 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006258/1.05, allocations: 2.692 MB / 1.369 GB, free: 15.7 MB / 1.045 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007171/1.057, allocations: 3.569 MB / 1.372 GB, free: 11.77 MB / 1.045 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0135/1.07, allocations: 6.405 MB / 1.378 GB, free: 5.07 MB / 1.045 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.735e-05/1.07, allocations: 7.938 kB / 1.378 GB, free: 5.062 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.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 0.0292/1.1, allocations: 10.91 MB / 1.389 GB, free: 10.27 MB / 1.061 GB
Notification: Performance of prepare postOptimizeDAE: time 4.064e-05/1.1, allocations: 16 kB / 1.389 GB, free: 10.26 MB / 1.061 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.645e-05/1.1, allocations: 28.75 kB / 1.389 GB, free: 10.23 MB / 1.061 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01994/1.12, allocations: 5.558 MB / 1.395 GB, free: 4.66 MB / 1.061 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004482/1.124, allocations: 0.9943 MB / 1.395 GB, free: 3.703 MB / 1.061 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04485/1.169, allocations: 28.21 MB / 1.423 GB, free: 7.121 MB / 1.092 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004806/1.174, allocations: 0.5771 MB / 1.424 GB, free: 6.543 MB / 1.092 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007088/1.175, allocations: 147.9 kB / 1.424 GB, free: 6.398 MB / 1.092 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008816/1.183, allocations: 3.988 MB / 1.428 GB, free: 2.402 MB / 1.092 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006845/1.19, allocations: 3.529 MB / 1.431 GB, free: 14.51 MB / 1.107 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08759/1.278, allocations: 24.62 MB / 1.455 GB, free: 5.488 MB / 1.123 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.617e-05/1.278, allocations: 8 kB / 1.455 GB, free: 5.48 MB / 1.123 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 0.02718/1.305, allocations: 10.47 MB / 1.465 GB, free: 11.09 MB / 1.139 GB
Notification: Performance of prepare postOptimizeDAE: time 3.167e-05/1.305, allocations: 16.56 kB / 1.465 GB, free: 11.07 MB / 1.139 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.318e-05/1.305, allocations: 28 kB / 1.465 GB, free: 11.04 MB / 1.139 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01493/1.32, allocations: 4.322 MB / 1.47 GB, free: 6.703 MB / 1.139 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00464/1.325, allocations: 1.039 MB / 1.471 GB, free: 5.703 MB / 1.139 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03657/1.361, allocations: 27.16 MB / 1.497 GB, free: 9.918 MB / 1.17 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00447/1.366, allocations: 0.5577 MB / 1.498 GB, free: 9.359 MB / 1.17 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005987/1.366, allocations: 155.9 kB / 1.498 GB, free: 9.207 MB / 1.17 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 0.001049/1.367, allocations: 390.9 kB / 1.498 GB, free: 8.855 MB / 1.17 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000715/1.368, allocations: 218.7 kB / 1.498 GB, free: 8.641 MB / 1.17 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : 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 0.02623/1.394, allocations: 10.08 MB / 1.508 GB, free: 14.57 MB / 1.186 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.491e-05/1.394, allocations: 28 kB / 1.508 GB, free: 14.54 MB / 1.186 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.435e-05/1.394, allocations: 15.94 kB / 1.508 GB, free: 14.52 MB / 1.186 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.417e-05/1.394, allocations: 19.95 kB / 1.508 GB, free: 14.5 MB / 1.186 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 0.03635/1.431, allocations: 16.21 MB / 1.524 GB, free: 14.24 MB / 1.201 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.055e-05/1.431, allocations: 9 kB / 1.524 GB, free: 14.23 MB / 1.201 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003259/1.434, allocations: 0.7408 MB / 1.525 GB, free: 13.51 MB / 1.201 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01767/1.452, allocations: 5.172 MB / 1.53 GB, free: 8.32 MB / 1.201 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004565/1.452, allocations: 71.89 kB / 1.53 GB, free: 8.25 MB / 1.201 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0402/1.492, allocations: 27.25 MB / 1.557 GB, free: 12.57 MB / 1.232 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.648e-06/1.492, allocations: 10.81 kB / 1.557 GB, free: 12.56 MB / 1.232 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 0.02557/1.518, allocations: 10.05 MB / 1.566 GB, free: 2.336 MB / 1.232 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0015/1.519, allocations: 0.7336 MB / 1.567 GB, free: 1.582 MB / 1.232 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000502/1.52, allocations: 56 kB / 1.567 GB, free: 1.527 MB / 1.232 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003503/1.523, allocations: 0.5109 MB / 1.568 GB, free: 1.016 MB / 1.232 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007416/1.524, allocations: 225.9 kB / 1.568 GB, free: 0.8008 MB / 1.232 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002467/1.524, allocations: 91.95 kB / 1.568 GB, free: 0.7109 MB / 1.232 GB
Notification: Performance of sorting global known variables: time 0.001601/1.526, allocations: 1.001 MB / 1.569 GB, free: 15.71 MB / 1.248 GB
Notification: Performance of sort global known variables: time 9e-08/1.526, allocations: 0 / 1.569 GB, free: 15.71 MB / 1.248 GB
Notification: Performance of remove unused functions: time 0.005906/1.532, allocations: 1.859 MB / 1.571 GB, free: 13.85 MB / 1.248 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 0.02506/1.557, allocations: 10.72 MB / 1.581 GB, free: 2.969 MB / 1.248 GB
Notification: Performance of simCode: created initialization part: time 0.02775/1.585, allocations: 12.02 MB / 1.593 GB, free: 6.875 MB / 1.264 GB
Notification: Performance of simCode: created event and clocks part: time 1.523e-05/1.585, allocations: 4 kB / 1.593 GB, free: 6.871 MB / 1.264 GB
Notification: Performance of simCode: created simulation system equations: time 0.009998/1.595, allocations: 4.241 MB / 1.597 GB, free: 2.594 MB / 1.264 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002204/1.597, allocations: 295.5 kB / 1.597 GB, free: 2.316 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.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.09341/1.69, allocations: 42.38 MB / 1.639 GB, free: 6.664 MB / 1.311 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003784/1.694, allocations: 2.853 MB / 1.642 GB, free: 3.773 MB / 1.311 GB
Notification: Performance of simCode: alias equations: time 0.004223/1.698, allocations: 1.657 MB / 1.643 GB, free: 2.113 MB / 1.311 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001826/1.7, allocations: 1.222 MB / 1.644 GB, free: 0.8906 MB / 1.311 GB
Notification: Performance of SimCode: time 8.42e-07/1.7, allocations: 0 / 1.644 GB, free: 0.8906 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.17/1.87, allocations: 105.4 MB / 1.747 GB, free: 7.902 MB / 1.42 GB
Notification: Performance of buildModelFMU: Generate platform static: time 14.94/16.81, allocations: 8.047 kB / 1.747 GB, free: 7.895 MB / 1.42 GB
"
[Timeout remaining time 283]
(rm -f Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 Buildings_10_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > Buildings_10_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 22.05975043800572]