Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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.7.0.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.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.583/1.583, allocations: 252 MB / 267.6 MB, free: 10.96 MB / 218.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001005/0.001005, allocations: 181.7 kB / 327.3 MB, free: 2.211 MB / 250.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.732/1.732, allocations: 205.4 MB / 0.5783 GB, free: 20.23 MB / 426.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007915/0.0007915, allocations: 106.2 kB / 0.6829 GB, free: 12.88 MB / 0.5105 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003465/0.0003468, allocations: 13.67 kB / 0.797 GB, free: 135 MB / 0.6042 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2195/0.2198, allocations: 106.3 MB / 0.9009 GB, free: 63.89 MB / 0.6042 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01438/0.2342, allocations: 16.55 MB / 0.917 GB, free: 47.29 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.009026/0.2433, allocations: 6.536 MB / 0.9234 GB, free: 40.73 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001838/0.2452, allocations: 43.88 kB / 0.9234 GB, free: 40.69 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009217/0.2461, allocations: 373.3 kB / 0.9238 GB, free: 40.32 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.002911/0.2491, allocations: 1.148 MB / 0.9249 GB, free: 39.17 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002763/0.2518, allocations: 0.7706 MB / 0.9257 GB, free: 38.4 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.006442/0.2583, allocations: 6.485 MB / 0.932 GB, free: 31.9 MB / 0.6042 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009223/0.2676, allocations: 7.461 MB / 0.9393 GB, free: 24.37 MB / 0.6042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003125/0.2707, allocations: 1.705 MB / 0.941 GB, free: 22.66 MB / 0.6042 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003843/0.2746, allocations: 2.606 MB / 0.9435 GB, free: 20.05 MB / 0.6042 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006751/0.2753, allocations: 240 kB / 0.9437 GB, free: 19.81 MB / 0.6042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00194/0.2772, allocations: 0.6946 MB / 0.9444 GB, free: 19.12 MB / 0.6042 GB
Notification: Performance of NFScalarize.scalarize: time 0.001664/0.2789, allocations: 1.871 MB / 0.9462 GB, free: 17.24 MB / 0.6042 GB
Notification: Performance of NFVerifyModel.verify: time 0.000865/0.2798, allocations: 0.6952 MB / 0.9469 GB, free: 16.54 MB / 0.6042 GB
Notification: Performance of NFConvertDAE.convert: time 0.004997/0.2848, allocations: 6.448 MB / 0.9532 GB, free: 10.07 MB / 0.6042 GB
Notification: Performance of FrontEnd - DAE generated: time 6.202e-06/0.2848, allocations: 4 kB / 0.9532 GB, free: 10.07 MB / 0.6042 GB
Notification: Performance of FrontEnd: time 2.024e-06/0.2848, allocations: 0 / 0.9532 GB, free: 10.07 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 0.0002239/0.2851, allocations: 0 / 0.9532 GB, free: 10.07 MB / 0.6042 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 0.007098/0.2922, allocations: 3.128 MB / 0.9563 GB, free: 6.883 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 4.472e-05/0.2922, allocations: 12.02 kB / 0.9563 GB, free: 6.871 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.012/0.3042, allocations: 2.359 MB / 0.9586 GB, free: 4.504 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00495/0.3092, allocations: 2.123 MB / 0.9607 GB, free: 2.332 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001753/0.3094, allocations: 271.1 kB / 0.9609 GB, free: 2.066 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001052/0.3105, allocations: 355.9 kB / 0.9613 GB, free: 1.719 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01677/0.3273, allocations: 7.092 MB / 0.9682 GB, free: 10.53 MB / 0.6198 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.066e-05/0.3274, allocations: 7.938 kB / 0.9682 GB, free: 10.52 MB / 0.6198 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004877/0.3279, allocations: 147.9 kB / 0.9683 GB, free: 10.38 MB / 0.6198 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005003/0.3284, allocations: 342.1 kB / 0.9687 GB, free: 10.04 MB / 0.6198 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01689/0.3453, allocations: 6.973 MB / 0.9755 GB, free: 3.047 MB / 0.6198 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04136/0.3867, allocations: 26.65 MB / 1.002 GB, free: 6.219 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009146/0.3959, allocations: 4.982 MB / 1.006 GB, free: 0.9375 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006369/0.4023, allocations: 2.596 MB / 1.009 GB, free: 14.32 MB / 0.6667 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003954/0.4028, allocations: 131 kB / 1.009 GB, free: 14.17 MB / 0.6667 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.241e-05/0.4029, allocations: 64.48 kB / 1.009 GB, free: 14.1 MB / 0.6667 GB
Notification: Performance of pre-optimization done (n=208): time 5.27e-06/0.4029, allocations: 0 / 1.009 GB, free: 14.1 MB / 0.6667 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 0.1118/0.5147, allocations: 30.95 MB / 1.039 GB, free: 15.05 MB / 0.698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001538/0.5149, allocations: 239.6 kB / 1.04 GB, free: 14.77 MB / 0.698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002866/0.5178, allocations: 1.438 MB / 1.041 GB, free: 13.32 MB / 0.698 GB
Notification: Performance of collectPreVariables (initialization): time 0.000672/0.5185, allocations: 73.7 kB / 1.041 GB, free: 13.25 MB / 0.698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001215/0.5197, allocations: 1.497 MB / 1.042 GB, free: 11.73 MB / 0.698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001431/0.5212, allocations: 0.9165 MB / 1.043 GB, free: 10.8 MB / 0.698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002822/0.5215, allocations: 68 kB / 1.043 GB, free: 10.73 MB / 0.698 GB
Notification: Performance of setup shared object (initialization): time 0.0002576/0.5217, allocations: 440.7 kB / 1.044 GB, free: 10.29 MB / 0.698 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005886/0.5276, allocations: 2.645 MB / 1.046 GB, free: 7.645 MB / 0.698 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006777/0.5344, allocations: 3.54 MB / 1.05 GB, free: 3.727 MB / 0.698 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006823/0.5413, allocations: 3.095 MB / 1.053 GB, free: 0.6094 MB / 0.698 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.02e-05/0.5413, allocations: 8 kB / 1.053 GB, free: 0.6016 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 matching and sorting (n=410) (initialization): time 0.5112/1.053, allocations: 11 MB / 1.064 GB, free: 136.4 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008051/1.053, allocations: 0.8649 MB / 1.065 GB, free: 135.3 MB / 0.698 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.162e-05/1.054, allocations: 26 kB / 1.065 GB, free: 135.3 MB / 0.698 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02375/1.077, allocations: 5.882 MB / 1.07 GB, free: 135.2 MB / 0.698 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004494/1.082, allocations: 0.9866 MB / 1.071 GB, free: 135.2 MB / 0.698 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03937/1.121, allocations: 25.86 MB / 1.097 GB, free: 121.4 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004345/1.126, allocations: 0.5488 MB / 1.097 GB, free: 121.1 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004816/1.126, allocations: 155.1 kB / 1.097 GB, free: 121.1 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.207e-05/1.126, allocations: 7.281 kB / 1.097 GB, free: 121.1 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 0.00611/1.132, allocations: 3.081 MB / 1.1 GB, free: 118.4 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated