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.BalancedStepDown.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.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0007911/0.0007939, allocations: 97.64 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.005353/0.005353, allocations: 169.6 kB / 16.27 MB, free: 6.652 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.411/1.411, allocations: 223.3 MB / 240.3 MB, free: 5.34 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.847/2.847, allocations: 473.4 MB / 0.7469 GB, free: 6.098 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003992/0.0003992, allocations: 7.375 kB / 0.9158 GB, free: 33.2 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3583/0.3587, allocations: 162.2 MB / 1.074 GB, free: 7.578 MB / 0.8262 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01949/0.3782, allocations: 17.47 MB / 1.091 GB, free: 6.043 MB / 0.8419 GB
Notification: Performance of NFInst.instExpressions: time 0.01087/0.3891, allocations: 6.773 MB / 1.098 GB, free: 15.25 MB / 0.8575 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001429/0.3906, allocations: 43.88 kB / 1.098 GB, free: 15.21 MB / 0.8575 GB
Notification: Performance of NFTyping.typeComponents: time 0.0008843/0.3915, allocations: 373.3 kB / 1.098 GB, free: 14.84 MB / 0.8575 GB
Notification: Performance of NFTyping.typeBindings: time 0.002901/0.3944, allocations: 1.343 MB / 1.1 GB, free: 13.5 MB / 0.8575 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002346/0.3967, allocations: 0.9789 MB / 1.101 GB, free: 12.52 MB / 0.8575 GB
Notification: Performance of NFFlatten.flatten: time 0.008002/0.4048, allocations: 8.499 MB / 1.109 GB, free: 4 MB / 0.8575 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0113/0.4161, allocations: 8.283 MB / 1.117 GB, free: 11.62 MB / 0.8731 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003215/0.4193, allocations: 1.658 MB / 1.119 GB, free: 9.957 MB / 0.8731 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004238/0.4236, allocations: 2.648 MB / 1.121 GB, free: 7.301 MB / 0.8731 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005142/0.4241, allocations: 236 kB / 1.121 GB, free: 7.07 MB / 0.8731 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002385/0.4265, allocations: 1.166 MB / 1.122 GB, free: 5.902 MB / 0.8731 GB
Notification: Performance of NFScalarize.scalarize: time 0.002027/0.4285, allocations: 1.887 MB / 1.124 GB, free: 4.012 MB / 0.8731 GB
Notification: Performance of NFVerifyModel.verify: time 0.002062/0.4306, allocations: 1.778 MB / 1.126 GB, free: 2.219 MB / 0.8731 GB
Notification: Performance of NFConvertDAE.convert: time 0.006851/0.4375, allocations: 7.391 MB / 1.133 GB, free: 10.8 MB / 0.8887 GB
Notification: Performance of FrontEnd - DAE generated: time 4.93e-06/0.4375, allocations: 4 kB / 1.133 GB, free: 10.8 MB / 0.8887 GB
Notification: Performance of FrontEnd: time 1.874e-06/0.4375, allocations: 0 / 1.133 GB, free: 10.8 MB / 0.8887 GB
Notification: Performance of Transformations before backend: time 0.0001352/0.4376, allocations: 0 / 1.133 GB, free: 10.8 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.006311/0.444, allocations: 3.058 MB / 1.136 GB, free: 7.684 MB / 0.8887 GB
Notification: Performance of prepare preOptimizeDAE: time 4.255e-05/0.444, allocations: 8.031 kB / 1.136 GB, free: 7.676 MB / 0.8887 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01319/0.4572, allocations: 2.415 MB / 1.139 GB, free: 5.254 MB / 0.8887 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004401/0.4616, allocations: 2.155 MB / 1.141 GB, free: 3.055 MB / 0.8887 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001935/0.4618, allocations: 267.4 kB / 1.141 GB, free: 2.793 MB / 0.8887 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008166/0.4627, allocations: 343.9 kB / 1.141 GB, free: 2.457 MB / 0.8887 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01416/0.4768, allocations: 7.134 MB / 1.148 GB, free: 11.22 MB / 0.9044 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.346e-05/0.4769, allocations: 0 / 1.148 GB, free: 11.22 MB / 0.9044 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004281/0.4774, allocations: 148 kB / 1.148 GB, free: 11.07 MB / 0.9044 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004632/0.4778, allocations: 337.9 kB / 1.149 GB, free: 10.74 MB / 0.9044 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01599/0.4938, allocations: 7.039 MB / 1.156 GB, free: 3.691 MB / 0.9044 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03687/0.5307, allocations: 26.67 MB / 1.182 GB, free: 6.844 MB / 0.9356 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008542/0.5393, allocations: 4.988 MB / 1.187 GB, free: 1.547 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005857/0.5452, allocations: 2.588 MB / 1.189 GB, free: 14.93 MB / 0.9512 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002292/0.5454, allocations: 131 kB / 1.189 GB, free: 14.79 MB / 0.9512 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.029e-05/0.5455, allocations: 68.48 kB / 1.189 GB, free: 14.71 MB / 0.9512 GB
Notification: Performance of pre-optimization done (n=208): time 3.997e-06/0.5455, allocations: 0 / 1.189 GB, free: 14.71 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.conv1.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.conv1.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 0.1111/0.6567, allocations: 30.98 MB / 1.22 GB, free: 15.66 MB / 0.9825 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001445/0.6568, allocations: 239.6 kB / 1.22 GB, free: 15.38 MB / 0.9825 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002425/0.6593, allocations: 1.427 MB / 1.221 GB, free: 13.94 MB / 0.9825 GB
Notification: Performance of collectPreVariables (initialization): time 0.000502/0.6598, allocations: 69.7 kB / 1.221 GB, free: 13.86 MB / 0.9825 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001147/0.6609, allocations: 1.489 MB / 1.223 GB, free: 12.35 MB / 0.9825 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00108/0.662, allocations: 0.9203 MB / 1.224 GB, free: 11.42 MB / 0.9825 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004514/0.6625, allocations: 260.4 kB / 1.224 GB, free: 11.16 MB / 0.9825 GB
Notification: Performance of setup shared object (initialization): time 0.0001184/0.6626, allocations: 301.1 kB / 1.224 GB, free: 10.86 MB / 0.9825 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006321/0.6689, allocations: 2.68 MB / 1.227 GB, free: 8.176 MB / 0.9825 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006965/0.6759, allocations: 3.575 MB / 1.23 GB, free: 4.223 MB / 0.9825 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01327/0.6892, allocations: 6.403 MB / 1.236 GB, free: 13.42 MB / 0.9981 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.55e-05/0.6892, allocations: 8 kB / 1.236 GB, free: 13.41 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.conv1.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.conv1.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 0.02991/0.7192, allocations: 11.11 MB / 1.247 GB, free: 2.195 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000776/0.7199, allocations: 0.8593 MB / 1.248 GB, free: 0.9609 MB / 0.9981 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.74e-05/0.72, allocations: 24 kB / 1.248 GB, free: 0.9375 MB / 0.9981 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.7552/1.475, allocations: 5.963 MB / 1.254 GB, free: 160.9 MB / 0.9981 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004886/1.48, allocations: 0.9958 MB / 1.255 GB, free: 160.9 MB / 0.9981 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04268/1.523, allocations: 25.94 MB / 1.28 GB, free: 149.9 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00479/1.528, allocations: 0.5702 MB / 1.281 GB, free: 149.8 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007071/1.528, allocations: 153.4 kB / 1.281 GB, free: 149.8 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.47e-05/1.528, allocations: 9.656 kB / 1.281 GB, free: 149.8 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 0.007427/1.536, allocations: 3.114 MB / 1.284 GB, free: 148.6 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated