Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.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 0.0009705/0.0009705, allocations: 80.44 kB / 19.17 MB, free: 0.7422 MB / 13.93 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 0.000833/0.000833, allocations: 169.9 kB / 22.46 MB, free: 2.105 MB / 18.57 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 0.8928/0.8928, allocations: 177.1 MB / 202.8 MB, free: 5.742 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo): time 0.001513/0.001513, allocations: 232.8 kB / 259.4 MB, free: 13.03 MB / 250.7 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo): time 0.6799/0.6799, allocations: 138.4 MB / 454.3 MB, free: 1.66 MB / 362.7 MB
"
[Timeout remaining time 179]
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 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.BalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 2.435e-06/2.435e-06, allocations: 0 / 0.6464 GB, free: 29.02 MB / 0.5105 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.396e-05/2.639e-05, allocations: 4.391 kB / 0.6464 GB, free: 29.02 MB / 0.5105 GB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01327/0.01329, allocations: 17.43 MB / 0.6634 GB, free: 16.15 MB / 0.5105 GB
Notification: Performance of NFInst.instExpressions: time 0.007253/0.02055, allocations: 6.649 MB / 0.6699 GB, free: 9.484 MB / 0.5105 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001389/0.02194, allocations: 63.75 kB / 0.67 GB, free: 9.422 MB / 0.5105 GB
Notification: Performance of NFTyping.typeComponents: time 0.001877/0.02381, allocations: 1.473 MB / 0.6714 GB, free: 7.941 MB / 0.5105 GB
Notification: Performance of NFTyping.typeBindings: time 0.002404/0.02622, allocations: 1.481 MB / 0.6729 GB, free: 6.453 MB / 0.5105 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002091/0.02831, allocations: 1.273 MB / 0.6741 GB, free: 5.18 MB / 0.5105 GB
Notification: Performance of NFFlatten.flatten: time 0.003446/0.03175, allocations: 5.527 MB / 0.6795 GB, free: 15.64 MB / 0.5261 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.003426/0.03518, allocations: 3.362 MB / 0.6828 GB, free: 12.19 MB / 0.5261 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003667/0.03885, allocations: 3.31 MB / 0.686 GB, free: 8.871 MB / 0.5261 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002982/0.04183, allocations: 2.876 MB / 0.6888 GB, free: 5.988 MB / 0.5261 GB
Notification: Performance of NFPackage.collectConstants: time 0.000556/0.04239, allocations: 0.5117 MB / 0.6893 GB, free: 5.477 MB / 0.5261 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001563/0.04395, allocations: 1.209 MB / 0.6905 GB, free: 4.266 MB / 0.5261 GB
Notification: Performance of NFScalarize.scalarize: time 0.001586/0.04554, allocations: 2.417 MB / 0.6929 GB, free: 1.844 MB / 0.5261 GB
Notification: Performance of NFVerifyModel.verify: time 0.001311/0.04685, allocations: 1.532 MB / 0.6944 GB, free: 316 kB / 0.5261 GB
Notification: Performance of NFConvertDAE.convert: time 0.005603/0.05245, allocations: 7.952 MB / 0.7021 GB, free: 8.336 MB / 0.5417 GB
Notification: Performance of FrontEnd - DAE generated: time 4.188e-06/0.05245, allocations: 0 / 0.7021 GB, free: 8.336 MB / 0.5417 GB
Notification: Performance of FrontEnd: time 1.323e-06/0.05246, allocations: 4 kB / 0.7021 GB, free: 8.332 MB / 0.5417 GB
Notification: Performance of Transformations before backend: time 0.0001123/0.05257, allocations: 0 / 0.7021 GB, free: 8.332 MB / 0.5417 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 0.005099/0.05767, allocations: 3.764 MB / 0.7058 GB, free: 4.523 MB / 0.5417 GB
Notification: Performance of prepare preOptimizeDAE: time 4.297e-05/0.05771, allocations: 8.75 kB / 0.7058 GB, free: 4.516 MB / 0.5417 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0004988/0.05821, allocations: 0.5384 MB / 0.7064 GB, free: 3.969 MB / 0.5417 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006539/0.06475, allocations: 2.433 MB / 0.7087 GB, free: 1.531 MB / 0.5417 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003683/0.06843, allocations: 2.157 MB / 0.7108 GB, free: 15.34 MB / 0.5573 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001338/0.06856, allocations: 267.4 kB / 0.7111 GB, free: 15.08 MB / 0.5573 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005521/0.06912, allocations: 344.3 kB / 0.7114 GB, free: 14.74 MB / 0.5573 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01127/0.08039, allocations: 7.206 MB / 0.7185 GB, free: 7.414 MB / 0.5573 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.418e-05/0.08044, allocations: 3.938 kB / 0.7185 GB, free: 7.41 MB / 0.5573 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002989/0.08074, allocations: 148 kB / 0.7186 GB, free: 7.266 MB / 0.5573 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002915/0.08103, allocations: 338 kB / 0.7189 GB, free: 6.934 MB / 0.5573 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01019/0.09122, allocations: 7.024 MB / 0.7258 GB, free: 15.9 MB / 0.573 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02089/0.1121, allocations: 18.42 MB / 0.7438 GB, free: 12.89 MB / 0.5886 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004668/0.1168, allocations: 3.735 MB / 0.7474 GB, free: 9.137 MB / 0.5886 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003336/0.1201, allocations: 2.53 MB / 0.7499 GB, free: 6.59 MB / 0.5886 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000142/0.1203, allocations: 49.95 kB / 0.7499 GB, free: 6.543 MB / 0.5886 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.367e-05/0.1203, allocations: 56.5 kB / 0.75 GB, free: 6.477 MB / 0.5886 GB
Notification: Performance of pre-optimization done (n=208): time 3.878e-06/0.1203, allocations: 0 / 0.75 GB, free: 6.477 MB / 0.5886 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 0.0556/0.1759, allocations: 30.73 MB / 0.78 GB, free: 7.742 MB / 0.6198 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.389e-05/0.176, allocations: 247.5 kB / 0.7802 GB, free: 7.453 MB / 0.6198 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001551/0.1775, allocations: 1.47 MB / 0.7817 GB, free: 5.973 MB / 0.6198 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004587/0.178, allocations: 73.7 kB / 0.7817 GB, free: 5.895 MB / 0.6198 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006983/0.1787, allocations: 1.534 MB / 0.7832 GB, free: 4.344 MB / 0.6198 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007306/0.1794, allocations: 0.9489 MB / 0.7842 GB, free: 3.387 MB / 0.6198 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007903/0.1802, allocations: 0.6359 MB / 0.7848 GB, free: 2.742 MB / 0.6198 GB
Notification: Performance of setup shared object (initialization): time 8.115e-05/0.1803, allocations: 301.1 kB / 0.7851 GB, free: 2.445 MB / 0.6198 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003891/0.1842, allocations: 2.694 MB / 0.7877 GB, free: 15.74 MB / 0.6355 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004008/0.1882, allocations: 3.647 MB / 0.7913 GB, free: 11.7 MB / 0.6355 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007687/0.1959, allocations: 6.406 MB / 0.7975 GB, free: 4.895 MB / 0.6355 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.668e-05/0.1959, allocations: 8 kB / 0.7975 GB, free: 4.887 MB / 0.6355 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 0.01665/0.2126, allocations: 10.77 MB / 0.808 GB, free: 10.06 MB / 0.6511 GB
Notification: Performance of prepare postOptimizeDAE: time 4.359e-05/0.2126, allocations: 16 kB / 0.8081 GB, free: 10.04 MB / 0.6511 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.342e-05/0.2126, allocations: 31.94 kB / 0.8081 GB, free: 10.01 MB / 0.6511 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01077/0.2234, allocations: 5.547 MB / 0.8135 GB, free: 4.453 MB / 0.6511 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002865/0.2263, allocations: 0.9984 MB / 0.8145 GB, free: 3.453 MB / 0.6511 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02771/0.254, allocations: 27.5 MB / 0.8413 GB, free: 7.574 MB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002769/0.2568, allocations: 0.5733 MB / 0.8419 GB, free: 7 MB / 0.6823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002378/0.257, allocations: 151.9 kB / 0.842 GB, free: 6.852 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.005289/0.2623, allocations: 3.984 MB / 0.8459 GB, free: 2.859 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.003925/0.2662, allocations: 3.615 MB / 0.8495 GB, free: 14.85 MB / 0.698 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.3086/0.5749, allocations: 24.47 MB / 0.8734 GB, free: 192.5 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.95e-05/0.5749, allocations: 7.031 kB / 0.8734 GB, free: 192.5 MB / 0.698 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 0.01516/0.5901, allocations: 10.16 MB / 0.8833 GB, free: 190.1 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 2.4e-05/0.5901, allocations: 17.66 kB / 0.8833 GB, free: 190.1 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.832e-05/0.5901, allocations: 24.94 kB / 0.8833 GB, free: 190.1 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.007281/0.5974, allocations: 4.325 MB / 0.8876 GB, free: 188 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002247/0.5997, allocations: 1.04 MB / 0.8886 GB, free: 187.7 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01784/0.6175, allocations: 26.27 MB / 0.9142 GB, free: 165.2 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002591/0.6201, allocations: 0.557 MB / 0.9148 GB, free: 164.7 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002695/0.6204, allocations: 151.9 kB / 0.9149 GB, free: 164.5 MB / 0.698 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 0.0008174/0.6212, allocations: 402.1 kB / 0.9153 GB, free: 164.1 MB / 0.698 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003946/0.6216, allocations: 202.7 kB / 0.9155 GB, free: 164 MB / 0.698 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 0.01303/0.6346, allocations: 9.934 MB / 0.9252 GB, free: 154.1 MB / 0.698 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.987e-05/0.6346, allocations: 28 kB / 0.9252 GB, free: 154.1 MB / 0.698 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.262e-05/0.6346, allocations: 15.94 kB / 0.9252 GB, free: 154 MB / 0.698 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.75e-05/0.6347, allocations: 15.95 kB / 0.9253 GB, free: 154 MB / 0.698 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 0.0179/0.6526, allocations: 15.39 MB / 0.9403 GB, free: 138.6 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.465e-05/0.6526, allocations: 4 kB / 0.9403 GB, free: 138.6 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001621/0.6542, allocations: 0.745 MB / 0.941 GB, free: 137.8 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.008722/0.6629, allocations: 5.174 MB / 0.9461 GB, free: 132.6 MB / 0.698 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004404/0.6634, allocations: 71.95 kB / 0.9461 GB, free: 132.6 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02229/0.6857, allocations: 26.53 MB / 0.972 GB, free: 105.6 MB / 0.698 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.73e-06/0.6857, allocations: 12.03 kB / 0.9721 GB, free: 105.6 MB / 0.698 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 0.01306/0.6987, allocations: 9.878 MB / 0.9817 GB, free: 95.55 MB / 0.698 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001174/0.6999, allocations: 0.6622 MB / 0.9823 GB, free: 94.89 MB / 0.698 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002153/0.7001, allocations: 66.61 kB / 0.9824 GB, free: 94.83 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001685/0.7018, allocations: 0.4992 MB / 0.9829 GB, free: 94.33 MB / 0.698 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000587/0.7024, allocations: 242.3 kB / 0.9831 GB, free: 94.09 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001304/0.7025, allocations: 99.95 kB / 0.9832 GB, free: 94 MB / 0.698 GB
Notification: Performance of sorting global known variables: time 0.0008631/0.7034, allocations: 0.9762 MB / 0.9842 GB, free: 93.02 MB / 0.698 GB
Notification: Performance of sort global known variables: time 2.51e-07/0.7034, allocations: 0 / 0.9842 GB, free: 93.02 MB / 0.698 GB
Notification: Performance of remove unused functions: time 0.003941/0.7073, allocations: 1.84 MB / 0.986 GB, free: 91.18 MB / 0.698 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 0.0127/0.72, allocations: 10.55 MB / 0.9963 GB, free: 80.41 MB / 0.698 GB
Notification: Performance of simCode: created initialization part: time 0.01482/0.7348, allocations: 12.01 MB / 1.008 GB, free: 68.3 MB / 0.698 GB
Notification: Performance of simCode: created event and clocks part: time 9.128e-06/0.7349, allocations: 0 / 1.008 GB, free: 68.3 MB / 0.698 GB
Notification: Performance of simCode: created simulation system equations: time 0.005156/0.74, allocations: 4.245 MB / 1.012 GB, free: 64.01 MB / 0.698 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001392/0.7414, allocations: 260.8 kB / 1.012 GB, free: 63.76 MB / 0.698 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 0.05209/0.7935, allocations: 41.94 MB / 1.053 GB, free: 20.62 MB / 0.698 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001811/0.7953, allocations: 2.281 MB / 1.056 GB, free: 18.3 MB / 0.698 GB
Notification: Performance of simCode: alias equations: time 0.002655/0.798, allocations: 1.654 MB / 1.057 GB, free: 16.65 MB / 0.698 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0009431/0.7989, allocations: 1.211 MB / 1.058 GB, free: 15.44 MB / 0.698 GB
Notification: Performance of SimCode: time 1.903e-06/0.7989, allocations: 0 / 1.058 GB, free: 15.44 MB / 0.698 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.3367/1.136, allocations: 103.5 MB / 1.159 GB, free: 257 MB / 0.7761 GB
Notification: Performance of buildModelFMU: Generate platform static: time 9.661/10.8, allocations: 1.625 kB / 1.159 GB, free: 257 MB / 0.7761 GB
"
[Timeout remaining time 649]
(rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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_BalancedStepUp_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 13.709437969140708]
Failed to read output from testmodel.py, exit status != 0:
10.924442745745182 10.932291119 10.87796671
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7d5283e09b20>