Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Using package Modelica with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package Buildings with version 7.0.3 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-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(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.371/1.371, allocations: 255.9 MB / 271.2 MB, free: 8.934 MB / 218.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009958/0.0009958, allocations: 183 kB / 330.8 MB, free: 0.4961 MB / 250.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.647/1.647, allocations: 225.7 MB / 0.6016 GB, free: 1.562 MB / 426.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008055/0.0008055, allocations: 107.5 kB / 0.709 GB, free: 6.988 MB / 0.5261 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003621/0.0003622, allocations: 8 kB / 0.8262 GB, free: 115.6 MB / 0.573 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2577/0.2581, allocations: 109.2 MB / 0.9328 GB, free: 6.242 MB / 0.573 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01835/0.2765, allocations: 16.81 MB / 0.9492 GB, free: 5.375 MB / 0.5886 GB
Notification: Performance of NFInst.instExpressions: time 0.01419/0.2907, allocations: 11.21 MB / 0.9601 GB, free: 9.047 MB / 0.6042 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00192/0.2927, allocations: 47.81 kB / 0.9602 GB, free: 9 MB / 0.6042 GB
Notification: Performance of NFTyping.typeComponents: time 0.001514/0.2942, allocations: 373.3 kB / 0.9605 GB, free: 8.633 MB / 0.6042 GB
Notification: Performance of NFTyping.typeBindings: time 0.003837/0.2981, allocations: 1.347 MB / 0.9619 GB, free: 7.281 MB / 0.6042 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002984/0.3011, allocations: 1.002 MB / 0.9628 GB, free: 6.273 MB / 0.6042 GB
Notification: Performance of NFFlatten.flatten: time 0.008565/0.3097, allocations: 8.51 MB / 0.9712 GB, free: 13.75 MB / 0.6198 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01364/0.3234, allocations: 10.94 MB / 0.9818 GB, free: 2.055 MB / 0.6198 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003513/0.3269, allocations: 1.72 MB / 0.9835 GB, free: 336 kB / 0.6198 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00514/0.3321, allocations: 2.652 MB / 0.9861 GB, free: 13.67 MB / 0.6355 GB
Notification: Performance of NFPackage.collectConstants: time 0.001241/0.3334, allocations: 240 kB / 0.9863 GB, free: 13.43 MB / 0.6355 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003409/0.3368, allocations: 1.143 MB / 0.9875 GB, free: 12.29 MB / 0.6355 GB
Notification: Performance of NFScalarize.scalarize: time 0.00325/0.3401, allocations: 1.847 MB / 0.9893 GB, free: 10.44 MB / 0.6355 GB
Notification: Performance of NFVerifyModel.verify: time 0.004112/0.3442, allocations: 1.802 MB / 0.991 GB, free: 8.621 MB / 0.6355 GB
Notification: Performance of NFConvertDAE.convert: time 0.009939/0.3541, allocations: 7.418 MB / 0.9983 GB, free: 1.18 MB / 0.6355 GB
Notification: Performance of FrontEnd - DAE generated: time 7.213e-06/0.3542, allocations: 0 / 0.9983 GB, free: 1.18 MB / 0.6355 GB
Notification: Performance of FrontEnd: time 2.064e-06/0.3542, allocations: 0 / 0.9983 GB, free: 1.18 MB / 0.6355 GB
Notification: Performance of Transformations before backend: time 0.0002933/0.3545, allocations: 0 / 0.9983 GB, free: 1.18 MB / 0.6355 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 0.4612/0.8157, allocations: 3.094 MB / 1.001 GB, free: 66.12 MB / 0.6355 GB
Notification: Performance of prepare preOptimizeDAE: time 4.789e-05/0.8158, allocations: 9.531 kB / 1.001 GB, free: 66.12 MB / 0.6355 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01306/0.8288, allocations: 2.361 MB / 1.004 GB, free: 65.93 MB / 0.6355 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005363/0.8342, allocations: 2.16 MB / 1.006 GB, free: 64.88 MB / 0.6355 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003459/0.8346, allocations: 270.9 kB / 1.006 GB, free: 64.76 MB / 0.6355 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001377/0.836, allocations: 348 kB / 1.006 GB, free: 64.66 MB / 0.6355 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01775/0.8538, allocations: 7.096 MB / 1.013 GB, free: 62.28 MB / 0.6355 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.915e-05/0.8539, allocations: 6.688 kB / 1.013 GB, free: 62.28 MB / 0.6355 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004795/0.8544, allocations: 156 kB / 1.013 GB, free: 62.17 MB / 0.6355 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004978/0.8549, allocations: 342.4 kB / 1.014 GB, free: 62.12 MB / 0.6355 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01678/0.8717, allocations: 6.976 MB / 1.021 GB, free: 60.12 MB / 0.6355 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03489/0.9066, allocations: 26.65 MB / 1.047 GB, free: 37.71 MB / 0.6355 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007617/0.9142, allocations: 4.978 MB / 1.051 GB, free: 34.29 MB / 0.6355 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005425/0.9197, allocations: 2.608 MB / 1.054 GB, free: 33 MB / 0.6355 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002349/0.92, allocations: 132.2 kB / 1.054 GB, free: 32.89 MB / 0.6355 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.747e-05/0.92, allocations: 58.12 kB / 1.054 GB, free: 32.83 MB / 0.6355 GB
Notification: Performance of pre-optimization done (n=208): time 4.558e-06/0.92, allocations: 0 / 1.054 GB, free: 32.83 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=271): time 0.09464/1.015, allocations: 31.01 MB / 1.084 GB, free: 4.242 MB / 0.6355 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.91e-05/1.015, allocations: 239.6 kB / 1.085 GB, free: 3.961 MB / 0.6355 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001812/1.017, allocations: 1.442 MB / 1.086 GB, free: 2.512 MB / 0.6355 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006781/1.017, allocations: 69.7 kB / 1.086 GB, free: 2.438 MB / 0.6355 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006359/1.018, allocations: 1.497 MB / 1.088 GB, free: 0.9297 MB / 0.6355 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007866/1.019, allocations: 0.9221 MB / 1.088 GB, free: 20 kB / 0.6355 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002618/1.019, allocations: 62.3 kB / 1.089 GB, free: 15.96 MB / 0.6511 GB
Notification: Performance of setup shared object (initialization): time 0.0002582/1.019, allocations: 440.6 kB / 1.089 GB, free: 15.53 MB / 0.6511 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005948/1.025, allocations: 2.652 MB / 1.092 GB, free: 12.87 MB / 0.6511 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006483/1.032, allocations: 3.54 MB / 1.095 GB, free: 8.949 MB / 0.6511 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01283/1.045, allocations: 6.367 MB / 1.101 GB, free: 2.184 MB / 0.6511 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.074e-05/1.045, allocations: 8 kB / 1.101 GB, free: 2.176 MB / 0.6511 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 0.02863/1.073, allocations: 11 MB / 1.112 GB, free: 7.074 MB / 0.6667 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000778/1.074, allocations: 0.8727 MB / 1.113 GB, free: 5.828 MB / 0.6667 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.455e-05/1.074, allocations: 24 kB / 1.113 GB, free: 5.805 MB / 0.6667 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02119/1.095, allocations: 5.886 MB / 1.119 GB, free: 15.9 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0044/1.1, allocations: 0.9828 MB / 1.12 GB, free: 14.92 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04108/1.141, allocations: 25.88 MB / 1.145 GB, free: 4.594 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004341/1.145, allocations: 0.5575 MB / 1.145 GB, free: 4.035 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005629/1.146, allocations: 148 kB / 1.146 GB, free: 3.891 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.443e-05/1.146, allocations: 4 kB / 1.146 GB, free: 3.887 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 0.006786/1.153, allocations: 3.084 MB / 1.149 GB, free: 0.7773 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated