Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/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 8.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.755/2.755, allocations: 287.5 MB / 302.4 MB, free: 8.344 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001433/0.001433, allocations: 189.4 kB / 371 MB, free: 10.85 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.145/2.145, allocations: 205.4 MB / 0.6297 GB, free: 10.51 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008757/0.0008756, allocations: 87.48 kB / 0.743 GB, free: 6.504 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.000505/0.0005053, allocations: 15.48 kB / 0.8658 GB, free: 141.2 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2407/0.2412, allocations: 115.3 MB / 0.9784 GB, free: 28.32 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.03317/0.2745, allocations: 16.46 MB / 0.9945 GB, free: 11.8 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01878/0.2933, allocations: 6.462 MB / 1.001 GB, free: 5.32 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002218/0.2956, allocations: 43.88 kB / 1.001 GB, free: 5.277 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.00198/0.2977, allocations: 377.3 kB / 1.001 GB, free: 4.906 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.005113/0.3028, allocations: 1.125 MB / 1.002 GB, free: 3.777 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004336/0.3072, allocations: 0.7666 MB / 1.003 GB, free: 3.012 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.01323/0.3205, allocations: 6.462 MB / 1.009 GB, free: 12.54 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0257/0.3463, allocations: 7.441 MB / 1.017 GB, free: 5.031 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00611/0.3524, allocations: 1.697 MB / 1.018 GB, free: 3.328 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.009077/0.3616, allocations: 2.598 MB / 1.021 GB, free: 0.7227 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.002211/0.3639, allocations: 236 kB / 1.021 GB, free: 0.4922 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004869/0.3688, allocations: 0.6829 MB / 1.022 GB, free: 15.81 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.004237/0.3731, allocations: 1.879 MB / 1.024 GB, free: 13.93 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.002021/0.3752, allocations: 0.6875 MB / 1.024 GB, free: 13.23 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.01134/0.3866, allocations: 6.421 MB / 1.03 GB, free: 6.793 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 9.839e-06/0.3866, allocations: 3.984 kB / 1.03 GB, free: 6.789 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.936e-06/0.3867, allocations: 0 / 1.03 GB, free: 6.789 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002447/0.3869, allocations: 3.938 kB / 1.03 GB, free: 6.785 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.01186/0.3988, allocations: 3.115 MB / 1.034 GB, free: 3.613 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.833e-05/0.3988, allocations: 12.02 kB / 1.034 GB, free: 3.602 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02266/0.4215, allocations: 2.344 MB / 1.036 GB, free: 1.25 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007266/0.4288, allocations: 2.115 MB / 1.038 GB, free: 15.09 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004385/0.4293, allocations: 271 kB / 1.038 GB, free: 14.82 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001812/0.4312, allocations: 344 kB / 1.038 GB, free: 14.49 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02663/0.4578, allocations: 7.064 MB / 1.045 GB, free: 7.32 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001471/0.458, allocations: 4 kB / 1.045 GB, free: 7.316 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001204/0.4592, allocations: 155.9 kB / 1.046 GB, free: 7.164 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009576/0.4602, allocations: 334 kB / 1.046 GB, free: 6.836 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02914/0.4894, allocations: 6.961 MB / 1.053 GB, free: 15.86 MB / 0.6823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.7326/1.222, allocations: 26.54 MB / 1.079 GB, free: 49.25 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01585/1.238, allocations: 4.983 MB / 1.083 GB, free: 47.6 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01168/1.25, allocations: 2.601 MB / 1.086 GB, free: 47.51 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0005631/1.25, allocations: 130.7 kB / 1.086 GB, free: 47.41 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.623e-05/1.25, allocations: 70.39 kB / 1.086 GB, free: 47.36 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 5.471e-06/1.25, allocations: 0 / 1.086 GB, free: 47.36 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 0.2019/1.452, allocations: 30.92 MB / 1.116 GB, free: 41.18 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001127/1.452, allocations: 242.3 kB / 1.117 GB, free: 40.93 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003116/1.456, allocations: 1.385 MB / 1.118 GB, free: 40.3 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007079/1.456, allocations: 71.39 kB / 1.118 GB, free: 40.24 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001222/1.458, allocations: 1.486 MB / 1.119 GB, free: 38.94 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001553/1.459, allocations: 0.9183 MB / 1.12 GB, free: 38.14 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000497/1.46, allocations: 69.81 kB / 1.12 GB, free: 38.09 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0003072/1.46, allocations: 436.3 kB / 1.121 GB, free: 37.7 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0106/1.471, allocations: 2.648 MB / 1.123 GB, free: 36.32 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0113/1.482, allocations: 3.533 MB / 1.127 GB, free: 33.83 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01112/1.493, allocations: 3.094 MB / 1.13 GB, free: 32.2 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.25e-05/1.493, allocations: 7.625 kB / 1.13 GB, free: 32.2 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 0.04979/1.543, allocations: 11.01 MB / 1.141 GB, free: 23.66 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005332/1.544, allocations: 0.8588 MB / 1.141 GB, free: 22.44 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.909e-05/1.544, allocations: 28 kB / 1.142 GB, free: 22.41 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.03825/1.582, allocations: 5.879 MB / 1.147 GB, free: 16.52 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007966/1.59, allocations: 0.9873 MB / 1.148 GB, free: 15.57 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06772/1.658, allocations: 25.87 MB / 1.173 GB, free: 5.348 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007691/1.665, allocations: 0.5536 MB / 1.174 GB, free: 4.793 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009323/1.666, allocations: 151.9 kB / 1.174 GB, free: 4.645 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.595e-05/1.667, allocations: 4 kB / 1.174 GB, free: 4.641 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 0.01267/1.679, allocations: 3.089 MB / 1.177 GB, free: 1.629 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated