Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.913/1.913, allocations: 288.4 MB / 303.7 MB, free: 8.062 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001026/0.001026, allocations: 176.5 kB / 372.3 MB, free: 10.14 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.694/1.694, allocations: 205.4 MB / 0.631 GB, free: 9.941 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001033/0.001033, allocations: 108.5 kB / 0.7444 GB, free: 5.836 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004903/0.0004904, allocations: 15.34 kB / 0.8675 GB, free: 141.8 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2689/0.2694, allocations: 115.3 MB / 0.9802 GB, free: 27.34 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01452/0.284, allocations: 16.55 MB / 0.9963 GB, free: 10.74 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01019/0.2942, allocations: 6.536 MB / 1.003 GB, free: 4.191 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002009/0.2963, allocations: 47.81 kB / 1.003 GB, free: 4.145 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009888/0.2973, allocations: 377.3 kB / 1.003 GB, free: 3.773 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.003326/0.3006, allocations: 1.23 MB / 1.004 GB, free: 2.539 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002607/0.3033, allocations: 0.8285 MB / 1.005 GB, free: 1.711 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.007063/0.3103, allocations: 6.489 MB / 1.011 GB, free: 11.21 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01341/0.3238, allocations: 8.275 MB / 1.02 GB, free: 2.844 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004127/0.328, allocations: 1.697 MB / 1.021 GB, free: 1.141 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005369/0.3333, allocations: 2.606 MB / 1.024 GB, free: 14.53 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.001269/0.3347, allocations: 240 kB / 1.024 GB, free: 14.29 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003842/0.3385, allocations: 1.143 MB / 1.025 GB, free: 13.15 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.003212/0.3418, allocations: 1.879 MB / 1.027 GB, free: 11.27 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.003428/0.3452, allocations: 1.725 MB / 1.029 GB, free: 9.527 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.009454/0.3547, allocations: 6.468 MB / 1.035 GB, free: 3.043 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 8.776e-06/0.3547, allocations: 0 / 1.035 GB, free: 3.043 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 4.068e-06/0.3548, allocations: 4 kB / 1.035 GB, free: 3.039 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002743/0.355, allocations: 0 / 1.035 GB, free: 3.039 MB / 0.6511 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 0.0091/0.3642, allocations: 3.101 MB / 1.038 GB, free: 15.88 MB / 0.6667 GB
Notification: Performance of prepare preOptimizeDAE: time 5.142e-05/0.3642, allocations: 8.031 kB / 1.038 GB, free: 15.87 MB / 0.6667 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01325/0.3775, allocations: 2.36 MB / 1.04 GB, free: 13.5 MB / 0.6667 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005579/0.3831, allocations: 2.151 MB / 1.042 GB, free: 11.31 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002754/0.3834, allocations: 275.5 kB / 1.043 GB, free: 11.04 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001597/0.385, allocations: 347.9 kB / 1.043 GB, free: 10.7 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02047/0.4055, allocations: 7.104 MB / 1.05 GB, free: 3.492 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.943e-05/0.4057, allocations: 11.94 kB / 1.05 GB, free: 3.48 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000525/0.4062, allocations: 140 kB / 1.05 GB, free: 3.344 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.00055/0.4068, allocations: 346 kB / 1.05 GB, free: 3.004 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01973/0.4265, allocations: 6.973 MB / 1.057 GB, free: 12.02 MB / 0.6823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.6294/1.056, allocations: 26.65 MB / 1.083 GB, free: 68.98 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01088/1.067, allocations: 4.98 MB / 1.088 GB, free: 66.24 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007021/1.074, allocations: 2.599 MB / 1.091 GB, free: 65.48 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003165/1.074, allocations: 132 kB / 1.091 GB, free: 65.38 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.262e-05/1.074, allocations: 62.33 kB / 1.091 GB, free: 65.32 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 4.779e-06/1.074, allocations: 0 / 1.091 GB, free: 65.32 MB / 0.6823 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 0.1117/1.186, allocations: 30.99 MB / 1.121 GB, free: 52.62 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001329/1.186, allocations: 234.3 kB / 1.121 GB, free: 52.37 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002138/1.188, allocations: 1.443 MB / 1.123 GB, free: 51.59 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006423/1.189, allocations: 72.77 kB / 1.123 GB, free: 51.53 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007374/1.19, allocations: 1.495 MB / 1.124 GB, free: 50.22 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009959/1.191, allocations: 0.9245 MB / 1.125 GB, free: 49.42 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002108/1.191, allocations: 67 kB / 1.125 GB, free: 49.37 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001604/1.191, allocations: 445.8 kB / 1.126 GB, free: 48.96 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005384/1.197, allocations: 2.644 MB / 1.128 GB, free: 47.59 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005786/1.202, allocations: 3.535 MB / 1.132 GB, free: 45.09 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01178/1.214, allocations: 6.36 MB / 1.138 GB, free: 38.77 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.33e-05/1.214, allocations: 11.94 kB / 1.138 GB, free: 38.76 MB / 0.6823 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 0.03499/1.249, allocations: 11.01 MB / 1.149 GB, free: 27.65 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008493/1.25, allocations: 0.8631 MB / 1.149 GB, free: 26.41 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.989e-05/1.25, allocations: 31.94 kB / 1.149 GB, free: 26.38 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02786/1.278, allocations: 5.873 MB / 1.155 GB, free: 20.49 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.006106/1.284, allocations: 0.9828 MB / 1.156 GB, free: 19.51 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04394/1.328, allocations: 25.87 MB / 1.181 GB, free: 9.223 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004953/1.333, allocations: 0.5498 MB / 1.182 GB, free: 8.672 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009035/1.334, allocations: 148 kB / 1.182 GB, free: 8.527 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.389e-05/1.334, allocations: 4 kB / 1.182 GB, free: 8.523 MB / 0.698 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.00915/1.344, allocations: 3.087 MB / 1.185 GB, free: 5.41 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated