Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo", uses=false)
Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_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_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009174/0.0009175, allocations: 91.84 kB / 15.36 MB, free: 0.7383 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.006966/0.006967, allocations: 170 kB / 16.26 MB, free: 6.613 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.427/1.427, allocations: 223.3 MB / 240.3 MB, free: 5.348 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.869/2.869, allocations: 473.4 MB / 0.7469 GB, free: 6.027 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004276/0.0004277, allocations: 8.344 kB / 0.9158 GB, free: 33.14 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3669/0.3674, allocations: 162.2 MB / 1.074 GB, free: 7.453 MB / 0.8262 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01952/0.387, allocations: 17.55 MB / 1.091 GB, free: 5.84 MB / 0.8419 GB
Notification: Performance of NFInst.instExpressions: time 0.01104/0.398, allocations: 6.844 MB / 1.098 GB, free: 14.98 MB / 0.8575 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001478/0.3996, allocations: 43.88 kB / 1.098 GB, free: 14.94 MB / 0.8575 GB
Notification: Performance of NFTyping.typeComponents: time 0.001029/0.4006, allocations: 377.3 kB / 1.098 GB, free: 14.57 MB / 0.8575 GB
Notification: Performance of NFTyping.typeBindings: time 0.003331/0.4039, allocations: 1.366 MB / 1.1 GB, free: 13.2 MB / 0.8575 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002586/0.4065, allocations: 0.9824 MB / 1.101 GB, free: 12.21 MB / 0.8575 GB
Notification: Performance of NFFlatten.flatten: time 0.008683/0.4152, allocations: 8.526 MB / 1.109 GB, free: 3.672 MB / 0.8575 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01213/0.4274, allocations: 8.332 MB / 1.117 GB, free: 11.25 MB / 0.8731 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003172/0.4306, allocations: 1.658 MB / 1.119 GB, free: 9.582 MB / 0.8731 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004385/0.435, allocations: 2.664 MB / 1.121 GB, free: 6.91 MB / 0.8731 GB
Notification: Performance of NFPackage.collectConstants: time 0.000609/0.4356, allocations: 236 kB / 1.122 GB, free: 6.68 MB / 0.8731 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002449/0.4381, allocations: 1.174 MB / 1.123 GB, free: 5.504 MB / 0.8731 GB
Notification: Performance of NFScalarize.scalarize: time 0.002113/0.4402, allocations: 1.898 MB / 1.125 GB, free: 3.602 MB / 0.8731 GB
Notification: Performance of NFVerifyModel.verify: time 0.002244/0.4425, allocations: 1.802 MB / 1.126 GB, free: 1.785 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.007789/0.4503, allocations: 7.426 MB / 1.134 GB, free: 10.34 MB / 0.8887 GB
Notification: Performance of FrontEnd - DAE generated: time 7.064e-06/0.4503, allocations: 0 / 1.134 GB, free: 10.34 MB / 0.8887 GB
Notification: Performance of FrontEnd: time 2.234e-06/0.4503, allocations: 7.938 kB / 1.134 GB, free: 10.33 MB / 0.8887 GB
Notification: Performance of Transformations before backend: time 0.0001655/0.4505, allocations: 0 / 1.134 GB, free: 10.33 MB / 0.8887 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 0.006816/0.4573, allocations: 3.101 MB / 1.137 GB, free: 7.168 MB / 0.8887 GB
Notification: Performance of prepare preOptimizeDAE: time 4.1e-05/0.4574, allocations: 11.97 kB / 1.137 GB, free: 7.156 MB / 0.8887 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01391/0.4713, allocations: 2.423 MB / 1.139 GB, free: 4.727 MB / 0.8887 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004846/0.4762, allocations: 2.171 MB / 1.141 GB, free: 2.512 MB / 0.8887 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002217/0.4764, allocations: 263.5 kB / 1.141 GB, free: 2.254 MB / 0.8887 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001168/0.4776, allocations: 355.9 kB / 1.142 GB, free: 1.906 MB / 0.8887 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01614/0.4938, allocations: 7.151 MB / 1.149 GB, free: 10.65 MB / 0.9044 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.678e-05/0.4939, allocations: 3.938 kB / 1.149 GB, free: 10.65 MB / 0.9044 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004608/0.4943, allocations: 148 kB / 1.149 GB, free: 10.5 MB / 0.9044 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005073/0.4948, allocations: 342.1 kB / 1.149 GB, free: 10.17 MB / 0.9044 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01746/0.5123, allocations: 7.051 MB / 1.156 GB, free: 3.105 MB / 0.9044 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03551/0.5479, allocations: 26.73 MB / 1.182 GB, free: 6.195 MB / 0.9356 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008682/0.5566, allocations: 5 MB / 1.187 GB, free: 0.8867 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006885/0.5635, allocations: 2.585 MB / 1.19 GB, free: 14.28 MB / 0.9512 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003543/0.5639, allocations: 135 kB / 1.19 GB, free: 14.13 MB / 0.9512 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.362e-05/0.564, allocations: 68.55 kB / 1.19 GB, free: 14.05 MB / 0.9512 GB
Notification: Performance of pre-optimization done (n=208): time 9.428e-06/0.564, allocations: 3.984 kB / 1.19 GB, free: 14.05 MB / 0.9512 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 0.1111/0.6751, allocations: 31.02 MB / 1.22 GB, free: 14.95 MB / 0.9825 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001407/0.6753, allocations: 235.6 kB / 1.22 GB, free: 14.67 MB / 0.9825 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002233/0.6775, allocations: 1.473 MB / 1.222 GB, free: 13.19 MB / 0.9825 GB
Notification: Performance of collectPreVariables (initialization): time 0.000546/0.6781, allocations: 69.7 kB / 1.222 GB, free: 13.12 MB / 0.9825 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001017/0.6791, allocations: 1.497 MB / 1.223 GB, free: 11.6 MB / 0.9825 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0012/0.6803, allocations: 0.9204 MB / 1.224 GB, free: 10.66 MB / 0.9825 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005126/0.6808, allocations: 260.4 kB / 1.224 GB, free: 10.4 MB / 0.9825 GB
Notification: Performance of setup shared object (initialization): time 0.0001274/0.681, allocations: 305.1 kB / 1.225 GB, free: 10.1 MB / 0.9825 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006213/0.6872, allocations: 2.684 MB / 1.227 GB, free: 7.414 MB / 0.9825 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006846/0.6941, allocations: 3.563 MB / 1.231 GB, free: 3.473 MB / 0.9825 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01341/0.7075, allocations: 6.402 MB / 1.237 GB, free: 12.67 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.326e-05/0.7076, allocations: 4 kB / 1.237 GB, free: 12.66 MB / 0.9981 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 0.03039/0.738, allocations: 11.06 MB / 1.248 GB, free: 1.5 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.001033/0.739, allocations: 0.8645 MB / 1.249 GB, free: 268 kB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.759e-05/0.7391, allocations: 28 kB / 1.249 GB, free: 240 kB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.7198/1.459, allocations: 5.976 MB / 1.255 GB, free: 161.2 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004564/1.463, allocations: 0.993 MB / 1.256 GB, free: 161.2 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04301/1.507, allocations: 25.94 MB / 1.281 GB, free: 150 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00516/1.512, allocations: 0.5753 MB / 1.281 GB, free: 150 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000459/1.512, allocations: 154 kB / 1.282 GB, free: 149.9 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.421e-05/1.512, allocations: 7.969 kB / 1.282 GB, free: 149.9 MB / 0.9981 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 0.007/1.519, allocations: 3.119 MB / 1.285 GB, free: 148.8 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated