Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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 0.001239/0.001239, allocations: 110.1 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 0.001336/0.001336, allocations: 215.2 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 1.366/1.366, allocations: 230.6 MB / 252.8 MB, free: 8.953 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002411/0.002411, allocations: 287.5 kB / 309.1 MB, free: 3.969 MB / 238.1 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.152/1.152, allocations: 180.9 MB / 0.5333 GB, free: 13.71 MB / 382.1 MB
"
[Timeout remaining time 179]
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/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(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: NcDataReader2 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: BuildingSystems 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 0.00269/0.00269, allocations: 104.9 kB / 0.7343 GB, free: 28.55 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1631/0.1657, allocations: 95.35 MB / 0.8275 GB, free: 9.777 MB / 0.5762 GB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02308/0.1888, allocations: 18.6 MB / 0.8456 GB, free: 7.109 MB / 0.5919 GB
Notification: Performance of NFInst.instExpressions: time 0.01216/0.201, allocations: 6.976 MB / 0.8524 GB, free: 116 kB / 0.5919 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00187/0.2029, allocations: 67.75 kB / 0.8525 GB, free: 48 kB / 0.5919 GB
Notification: Performance of NFTyping.typeComponents: time 0.003836/0.2067, allocations: 1.493 MB / 0.854 GB, free: 14.55 MB / 0.6075 GB
Notification: Performance of NFTyping.typeBindings: time 0.00428/0.211, allocations: 1.474 MB / 0.8554 GB, free: 13.07 MB / 0.6075 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003712/0.2147, allocations: 1.267 MB / 0.8566 GB, free: 11.8 MB / 0.6075 GB
Notification: Performance of NFFlatten.flatten: time 0.007208/0.2219, allocations: 5.484 MB / 0.862 GB, free: 6.305 MB / 0.6075 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.007528/0.2294, allocations: 5.175 MB / 0.867 GB, free: 1.02 MB / 0.6075 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003651/0.2331, allocations: 2.408 MB / 0.8694 GB, free: 14.61 MB / 0.6231 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005104/0.2382, allocations: 3.179 MB / 0.8725 GB, free: 11.42 MB / 0.6231 GB
Notification: Performance of NFPackage.collectConstants: time 0.001124/0.2393, allocations: 0.5156 MB / 0.873 GB, free: 10.9 MB / 0.6231 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002429/0.2417, allocations: 1.295 MB / 0.8743 GB, free: 9.605 MB / 0.6231 GB
Notification: Performance of NFScalarize.scalarize: time 0.002333/0.2441, allocations: 2.303 MB / 0.8765 GB, free: 7.297 MB / 0.6231 GB
Notification: Performance of NFVerifyModel.verify: time 0.002536/0.2466, allocations: 2.19 MB / 0.8787 GB, free: 5.098 MB / 0.6231 GB
Notification: Performance of NFConvertDAE.convert: time 0.008067/0.2547, allocations: 7.788 MB / 0.8863 GB, free: 13.29 MB / 0.6387 GB
Notification: Performance of FrontEnd - DAE generated: time 4.699e-06/0.2547, allocations: 0 / 0.8863 GB, free: 13.29 MB / 0.6387 GB
Notification: Performance of FrontEnd: time 1.894e-06/0.2547, allocations: 3.938 kB / 0.8863 GB, free: 13.28 MB / 0.6387 GB
Notification: Performance of Transformations before backend: time 0.0001602/0.2548, allocations: 7.984 kB / 0.8863 GB, free: 13.27 MB / 0.6387 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 0.008223/0.2631, allocations: 3.915 MB / 0.8901 GB, free: 9.293 MB / 0.6387 GB
Notification: Performance of prepare preOptimizeDAE: time 3.937e-05/0.2631, allocations: 8.031 kB / 0.8901 GB, free: 9.285 MB / 0.6387 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007916/0.2639, allocations: 0.5426 MB / 0.8906 GB, free: 8.734 MB / 0.6387 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01337/0.2773, allocations: 2.433 MB / 0.893 GB, free: 6.297 MB / 0.6387 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004731/0.282, allocations: 2.191 MB / 0.8952 GB, free: 4.062 MB / 0.6387 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002167/0.2822, allocations: 275.2 kB / 0.8954 GB, free: 3.793 MB / 0.6387 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008857/0.2831, allocations: 352 kB / 0.8958 GB, free: 3.449 MB / 0.6387 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01407/0.2972, allocations: 7.155 MB / 0.9027 GB, free: 12.19 MB / 0.6544 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.364e-05/0.2972, allocations: 3.953 kB / 0.9027 GB, free: 12.19 MB / 0.6544 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004475/0.2977, allocations: 152 kB / 0.9029 GB, free: 12.04 MB / 0.6544 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004651/0.2981, allocations: 330.1 kB / 0.9032 GB, free: 11.71 MB / 0.6544 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01613/0.3143, allocations: 7.055 MB / 0.9101 GB, free: 4.645 MB / 0.6544 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03566/0.3499, allocations: 26.54 MB / 0.936 GB, free: 7.938 MB / 0.6856 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00903/0.3589, allocations: 4.882 MB / 0.9408 GB, free: 2.746 MB / 0.6856 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006304/0.3652, allocations: 2.53 MB / 0.9432 GB, free: 208 kB / 0.6856 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003011/0.3656, allocations: 135 kB / 0.9434 GB, free: 56 kB / 0.6856 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.198e-05/0.3656, allocations: 60.58 kB / 0.9434 GB, free: 15.98 MB / 0.7012 GB
Notification: Performance of pre-optimization done (n=208): time 4.078e-06/0.3656, allocations: 0 / 0.9434 GB, free: 15.98 MB / 0.7012 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 0.1074/0.4731, allocations: 31.1 MB / 0.9738 GB, free: 0.8086 MB / 0.7169 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001359/0.4732, allocations: 231.6 kB / 0.974 GB, free: 0.5352 MB / 0.7169 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00229/0.4755, allocations: 1.473 MB / 0.9755 GB, free: 15.05 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004274/0.4759, allocations: 73.7 kB / 0.9755 GB, free: 14.97 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001198/0.4771, allocations: 1.55 MB / 0.9771 GB, free: 13.41 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001268/0.4784, allocations: 0.9683 MB / 0.978 GB, free: 12.43 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001398/0.4798, allocations: 0.636 MB / 0.9786 GB, free: 11.79 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 0.0001264/0.4799, allocations: 305.1 kB / 0.9789 GB, free: 11.49 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006416/0.4863, allocations: 2.69 MB / 0.9815 GB, free: 8.789 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006989/0.4933, allocations: 3.571 MB / 0.985 GB, free: 4.84 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.3571/0.8504, allocations: 6.398 MB / 0.9913 GB, free: 145.7 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.584e-05/0.8504, allocations: 8.594 kB / 0.9913 GB, free: 145.7 MB / 0.7325 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 0.02874/0.8792, allocations: 10.91 MB / 1.002 GB, free: 143.2 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 4.726e-05/0.8792, allocations: 20.25 kB / 1.002 GB, free: 143.2 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.626e-05/0.8793, allocations: 30.09 kB / 1.002 GB, free: 143.2 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0187/0.898, allocations: 5.552 MB / 1.007 GB, free: 142.5 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004037/0.902, allocations: 0.9945 MB / 1.008 GB, free: 142.4 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03599/0.938, allocations: 28.19 MB / 1.036 GB, free: 123.3 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004208/0.9422, allocations: 0.5733 MB / 1.036 GB, free: 122.7 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005037/0.9427, allocations: 149 kB / 1.037 GB, free: 122.6 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006688/0.9494, allocations: 3.98 MB / 1.04 GB, free: 118.6 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005426/0.9548, allocations: 3.532 MB / 1.044 GB, free: 114.7 MB / 0.7325 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0788/1.034, allocations: 24.62 MB / 1.068 GB, free: 89.57 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.606e-05/1.034, allocations: 8 kB / 1.068 GB, free: 89.56 MB / 0.7325 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 0.02277/1.056, allocations: 10.48 MB / 1.078 GB, free: 78.97 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 3.634e-05/1.056, allocations: 16 kB / 1.078 GB, free: 78.95 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.008e-05/1.057, allocations: 27.98 kB / 1.078 GB, free: 78.93 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01331/1.07, allocations: 4.321 MB / 1.082 GB, free: 74.59 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004092/1.074, allocations: 1.039 MB / 1.084 GB, free: 73.55 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02744/1.101, allocations: 27.18 MB / 1.11 GB, free: 45.68 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004263/1.106, allocations: 0.5569 MB / 1.111 GB, free: 45.12 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005944/1.106, allocations: 155.9 kB / 1.111 GB, free: 44.97 MB / 0.7325 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 0.001216/1.107, allocations: 395.6 kB / 1.111 GB, free: 44.59 MB / 0.7325 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007578/1.108, allocations: 216.1 kB / 1.111 GB, free: 44.38 MB / 0.7325 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 0.02332/1.132, allocations: 10.08 MB / 1.121 GB, free: 34.23 MB / 0.7325 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.46e-05/1.132, allocations: 31.98 kB / 1.121 GB, free: 34.2 MB / 0.7325 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.075e-05/1.132, allocations: 12 kB / 1.121 GB, free: 34.19 MB / 0.7325 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.752e-05/1.132, allocations: 11.95 kB / 1.121 GB, free: 34.18 MB / 0.7325 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 0.03026/1.162, allocations: 16.23 MB / 1.137 GB, free: 17.77 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.077e-05/1.162, allocations: 8 kB / 1.137 GB, free: 17.76 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003158/1.165, allocations: 0.7334 MB / 1.138 GB, free: 17.03 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01635/1.181, allocations: 5.173 MB / 1.143 GB, free: 11.84 MB / 0.7325 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0003901/1.182, allocations: 83.89 kB / 1.143 GB, free: 11.75 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03728/1.219, allocations: 27.24 MB / 1.17 GB, free: 40 kB / 0.7481 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.398e-05/1.219, allocations: 15.97 kB / 1.17 GB, free: 24 kB / 0.7481 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 0.02658/1.246, allocations: 10.06 MB / 1.179 GB, free: 5.719 MB / 0.7637 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001643/1.247, allocations: 0.7337 MB / 1.18 GB, free: 4.965 MB / 0.7637 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006032/1.248, allocations: 52 kB / 1.18 GB, free: 4.914 MB / 0.7637 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003724/1.252, allocations: 0.507 MB / 1.181 GB, free: 4.406 MB / 0.7637 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000813/1.252, allocations: 230.3 kB / 1.181 GB, free: 4.184 MB / 0.7637 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000303/1.253, allocations: 87.95 kB / 1.181 GB, free: 4.098 MB / 0.7637 GB
Notification: Performance of sorting global known variables: time 0.001718/1.254, allocations: 1.005 MB / 1.182 GB, free: 3.09 MB / 0.7637 GB
Notification: Performance of sort global known variables: time 8e-08/1.254, allocations: 0 / 1.182 GB, free: 3.09 MB / 0.7637 GB
Notification: Performance of remove unused functions: time 0.006131/1.261, allocations: 1.857 MB / 1.184 GB, free: 1.234 MB / 0.7637 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 0.02655/1.287, allocations: 10.71 MB / 1.194 GB, free: 6.266 MB / 0.7794 GB
Notification: Performance of simCode: created initialization part: time 0.03199/1.319, allocations: 12.02 MB / 1.206 GB, free: 10.14 MB / 0.795 GB
Notification: Performance of simCode: created event and clocks part: time 8.876e-06/1.319, allocations: 0 / 1.206 GB, free: 10.14 MB / 0.795 GB
Notification: Performance of simCode: created simulation system equations: time 0.01092/1.33, allocations: 4.24 MB / 1.21 GB, free: 5.859 MB / 0.795 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002455/1.333, allocations: 282.2 kB / 1.21 GB, free: 5.59 MB / 0.795 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 0.1019/1.434, allocations: 42.31 MB / 1.252 GB, free: 9.992 MB / 0.8419 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00396/1.438, allocations: 2.846 MB / 1.254 GB, free: 7.113 MB / 0.8419 GB
Notification: Performance of simCode: alias equations: time 0.004658/1.443, allocations: 1.653 MB / 1.256 GB, free: 5.457 MB / 0.8419 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002027/1.445, allocations: 1.226 MB / 1.257 GB, free: 4.23 MB / 0.8419 GB
Notification: Performance of SimCode: time 6.21e-07/1.445, allocations: 0 / 1.257 GB, free: 4.23 MB / 0.8419 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.5102/1.955, allocations: 104.3 MB / 1.359 GB, free: 318.7 MB / 0.92 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.02/17.98, allocations: 1.125 kB / 1.359 GB, free: 318.7 MB / 0.92 GB
"
[Timeout remaining time 642]
(rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 21.931575449649245]
Failed to read output from testmodel.py, exit status != 0:
18.10969858476892 18.119126371 17.862229344
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f3fdd8117e0>