Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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 11.0.0-master/package.mo", uses=false)
Using package Buildings with version 11.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-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.BalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001083/0.001083, allocations: 99.59 kB / 15.71 MB, free: 452 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0021/0.002101, allocations: 175.6 kB / 16.58 MB, free: 6.422 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.484/1.484, allocations: 223.3 MB / 240.6 MB, free: 5.434 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 2.733/2.733, allocations: 436.7 MB / 0.7113 GB, free: 7.887 MB / 0.5606 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003233/0.0003234, allocations: 8.219 kB / 0.8717 GB, free: 4.766 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.9028/0.9032, allocations: 153.7 MB / 1.022 GB, free: 1.148 MB / 0.7637 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01741/0.9206, allocations: 16.51 MB / 1.038 GB, free: 0.5859 MB / 0.7794 GB
Notification: Performance of NFInst.instExpressions: time 0.01079/0.9315, allocations: 6.437 MB / 1.044 GB, free: 10.13 MB / 0.795 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001903/0.9334, allocations: 43.88 kB / 1.044 GB, free: 10.09 MB / 0.795 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009801/0.9344, allocations: 365.4 kB / 1.045 GB, free: 9.73 MB / 0.795 GB
Notification: Performance of NFTyping.typeBindings: time 0.00299/0.9374, allocations: 1.132 MB / 1.046 GB, free: 8.594 MB / 0.795 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002441/0.9399, allocations: 0.7641 MB / 1.046 GB, free: 7.828 MB / 0.795 GB
Notification: Performance of NFFlatten.flatten: time 0.006719/0.9466, allocations: 6.47 MB / 1.053 GB, free: 1.344 MB / 0.795 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01074/0.9574, allocations: 7.455 MB / 1.06 GB, free: 9.824 MB / 0.8106 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003469/0.9608, allocations: 1.693 MB / 1.062 GB, free: 8.125 MB / 0.8106 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004414/0.9653, allocations: 2.594 MB / 1.064 GB, free: 5.523 MB / 0.8106 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005855/0.9659, allocations: 236 kB / 1.064 GB, free: 5.293 MB / 0.8106 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001944/0.9678, allocations: 0.6907 MB / 1.065 GB, free: 4.602 MB / 0.8106 GB
Notification: Performance of NFScalarize.scalarize: time 0.001949/0.9698, allocations: 1.883 MB / 1.067 GB, free: 2.715 MB / 0.8106 GB
Notification: Performance of NFVerifyModel.verify: time 0.0009041/0.9707, allocations: 0.6875 MB / 1.068 GB, free: 2.02 MB / 0.8106 GB
Notification: Performance of NFConvertDAE.convert: time 0.006017/0.9767, allocations: 6.423 MB / 1.074 GB, free: 11.58 MB / 0.8262 GB
Notification: Performance of FrontEnd - DAE generated: time 7.694e-06/0.9768, allocations: 0 / 1.074 GB, free: 11.58 MB / 0.8262 GB
Notification: Performance of FrontEnd: time 2.254e-06/0.9768, allocations: 3.938 kB / 1.074 GB, free: 11.58 MB / 0.8262 GB
Notification: Performance of Transformations before backend: time 0.0001797/0.977, allocations: 0 / 1.074 GB, free: 11.58 MB / 0.8262 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 0.006607/0.9836, allocations: 3.101 MB / 1.077 GB, free: 8.418 MB / 0.8262 GB
Notification: Performance of prepare preOptimizeDAE: time 4.243e-05/0.9836, allocations: 11.98 kB / 1.077 GB, free: 8.406 MB / 0.8262 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0107/0.9943, allocations: 2.363 MB / 1.079 GB, free: 6.035 MB / 0.8262 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004097/0.9984, allocations: 2.111 MB / 1.081 GB, free: 3.879 MB / 0.8262 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001872/0.9987, allocations: 267 kB / 1.082 GB, free: 3.617 MB / 0.8262 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.000663/0.9993, allocations: 351.9 kB / 1.082 GB, free: 3.273 MB / 0.8262 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01504/1.014, allocations: 7.064 MB / 1.089 GB, free: 12.1 MB / 0.8419 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.763e-05/1.015, allocations: 7.938 kB / 1.089 GB, free: 12.09 MB / 0.8419 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004327/1.015, allocations: 151.9 kB / 1.089 GB, free: 11.95 MB / 0.8419 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004858/1.015, allocations: 334 kB / 1.089 GB, free: 11.62 MB / 0.8419 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01698/1.032, allocations: 6.965 MB / 1.096 GB, free: 4.645 MB / 0.8419 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03549/1.068, allocations: 26.58 MB / 1.122 GB, free: 7.895 MB / 0.8731 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007604/1.076, allocations: 4.982 MB / 1.127 GB, free: 2.598 MB / 0.8731 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005322/1.081, allocations: 2.61 MB / 1.129 GB, free: 15.97 MB / 0.8887 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000263/1.081, allocations: 127 kB / 1.13 GB, free: 15.83 MB / 0.8887 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.833e-05/1.081, allocations: 64.5 kB / 1.13 GB, free: 15.76 MB / 0.8887 GB
Notification: Performance of pre-optimization done (n=208): time 3.807e-06/1.081, allocations: 0 / 1.13 GB, free: 15.76 MB / 0.8887 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 0.09144/1.173, allocations: 30.9 MB / 1.16 GB, free: 0.7617 MB / 0.9044 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.000123/1.173, allocations: 243.6 kB / 1.16 GB, free: 488 kB / 0.9044 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002065/1.175, allocations: 1.392 MB / 1.161 GB, free: 15.07 MB / 0.92 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005225/1.176, allocations: 69.7 kB / 1.161 GB, free: 15 MB / 0.92 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009338/1.176, allocations: 1.478 MB / 1.163 GB, free: 13.5 MB / 0.92 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009852/1.177, allocations: 0.9242 MB / 1.164 GB, free: 12.56 MB / 0.92 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002373/1.178, allocations: 68 kB / 1.164 GB, free: 12.5 MB / 0.92 GB
Notification: Performance of setup shared object (initialization): time 0.0002391/1.178, allocations: 444.6 kB / 1.164 GB, free: 12.05 MB / 0.92 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005329/1.183, allocations: 2.645 MB / 1.167 GB, free: 9.406 MB / 0.92 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005943/1.189, allocations: 3.536 MB / 1.17 GB, free: 5.496 MB / 0.92 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005695/1.195, allocations: 3.095 MB / 1.173 GB, free: 2.379 MB / 0.92 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.576e-05/1.195, allocations: 8 kB / 1.173 GB, free: 2.371 MB / 0.92 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 0.02532/1.22, allocations: 10.99 MB / 1.184 GB, free: 7.273 MB / 0.9356 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007197/1.221, allocations: 0.8631 MB / 1.185 GB, free: 6.035 MB / 0.9356 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.815e-05/1.221, allocations: 28 kB / 1.185 GB, free: 6.008 MB / 0.9356 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0199/1.241, allocations: 5.879 MB / 1.191 GB, free: 116 kB / 0.9356 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004541/1.246, allocations: 0.9867 MB / 1.192 GB, free: 15.12 MB / 0.9512 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04254/1.288, allocations: 25.87 MB / 1.217 GB, free: 4.824 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004308/1.293, allocations: 0.5613 MB / 1.217 GB, free: 4.262 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005419/1.293, allocations: 148 kB / 1.218 GB, free: 4.117 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 1.223e-05/1.293, allocations: 4 kB / 1.218 GB, free: 4.113 MB / 0.9669 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 0.006956/1.3, allocations: 3.087 MB / 1.221 GB, free: 1 MB / 0.9669 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated