Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 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.UnbalancedStepUp.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.UnbalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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.UnbalancedStepUp.YD")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009878/0.0009877, allocations: 91.84 kB / 15.06 MB, free: 1.098 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001147/0.001147, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.52/1.52, allocations: 223.3 MB / 240 MB, free: 5.414 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.0-master/package.mo): time 3.086/3.086, allocations: 462.6 MB / 0.736 GB, free: 15.77 MB / 0.5919 GB
Notification: Performance of FrontEnd - loaded program: time 0.0005252/0.0005252, allocations: 9.5 kB / 0.9022 GB, free: 36.51 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.413/0.4136, allocations: 159.6 MB / 1.058 GB, free: 5.316 MB / 0.8106 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.01909/0.4327, allocations: 16.58 MB / 1.074 GB, free: 4.688 MB / 0.8262 GB
Notification: Performance of NFInst.instExpressions: time 0.01189/0.4447, allocations: 6.503 MB / 1.081 GB, free: 14.17 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001912/0.4466, allocations: 47.88 kB / 1.081 GB, free: 14.12 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009757/0.4476, allocations: 377.3 kB / 1.081 GB, free: 13.75 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.003029/0.4507, allocations: 1.136 MB / 1.082 GB, free: 12.61 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002482/0.4532, allocations: 0.7758 MB / 1.083 GB, free: 11.84 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.007295/0.4605, allocations: 6.493 MB / 1.089 GB, free: 5.328 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01207/0.4726, allocations: 7.463 MB / 1.096 GB, free: 13.8 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004143/0.4767, allocations: 1.709 MB / 1.098 GB, free: 12.09 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00576/0.4825, allocations: 2.614 MB / 1.101 GB, free: 9.465 MB / 0.8575 GB
Notification: Performance of NFPackage.collectConstants: time 0.0007245/0.4833, allocations: 240 kB / 1.101 GB, free: 9.23 MB / 0.8575 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002233/0.4855, allocations: 0.679 MB / 1.102 GB, free: 8.551 MB / 0.8575 GB
Notification: Performance of NFScalarize.scalarize: time 0.002364/0.4879, allocations: 1.887 MB / 1.103 GB, free: 6.66 MB / 0.8575 GB
Notification: Performance of NFVerifyModel.verify: time 0.001164/0.4891, allocations: 0.6991 MB / 1.104 GB, free: 5.953 MB / 0.8575 GB
Notification: Performance of NFConvertDAE.convert: time 0.007357/0.4964, allocations: 6.441 MB / 1.11 GB, free: 15.5 MB / 0.8731 GB
Notification: Performance of FrontEnd - DAE generated: time 7.093e-06/0.4965, allocations: 0 / 1.11 GB, free: 15.5 MB / 0.8731 GB
Notification: Performance of FrontEnd: time 2.535e-06/0.4965, allocations: 0 / 1.11 GB, free: 15.5 MB / 0.8731 GB
Notification: Performance of Transformations before backend: time 0.0001866/0.4967, allocations: 4 kB / 1.11 GB, free: 15.49 MB / 0.8731 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 0.007322/0.504, allocations: 3.132 MB / 1.113 GB, free: 12.3 MB / 0.8731 GB
Notification: Performance of prepare preOptimizeDAE: time 4.508e-05/0.5041, allocations: 12.03 kB / 1.113 GB, free: 12.29 MB / 0.8731 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01148/0.5155, allocations: 2.359 MB / 1.116 GB, free: 9.922 MB / 0.8731 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00574/0.5213, allocations: 2.135 MB / 1.118 GB, free: 7.738 MB / 0.8731 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002561/0.5216, allocations: 271.1 kB / 1.118 GB, free: 7.473 MB / 0.8731 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001289/0.5229, allocations: 344 kB / 1.118 GB, free: 7.137 MB / 0.8731 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0196/0.5425, allocations: 7.092 MB / 1.125 GB, free: 15.94 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.319e-05/0.5427, allocations: 11.88 kB / 1.125 GB, free: 15.93 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005242/0.5432, allocations: 155.9 kB / 1.126 GB, free: 15.77 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005147/0.5437, allocations: 330.1 kB / 1.126 GB, free: 15.45 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0164/0.5601, allocations: 6.981 MB / 1.133 GB, free: 8.457 MB / 0.8887 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0435/0.6037, allocations: 26.67 MB / 1.159 GB, free: 11.62 MB / 0.92 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008791/0.6125, allocations: 4.968 MB / 1.164 GB, free: 6.355 MB / 0.92 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00581/0.6183, allocations: 2.6 MB / 1.166 GB, free: 3.727 MB / 0.92 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003288/0.6187, allocations: 139 kB / 1.166 GB, free: 3.57 MB / 0.92 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.95e-05/0.6188, allocations: 72.44 kB / 1.166 GB, free: 3.492 MB / 0.92 GB
Notification: Performance of pre-optimization done (n=208): time 5.581e-06/0.6188, allocations: 0 / 1.166 GB, free: 3.492 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=271): time 0.09909/0.7179, allocations: 30.96 MB / 1.197 GB, free: 4.449 MB / 0.9512 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001651/0.7181, allocations: 243.6 kB / 1.197 GB, free: 4.16 MB / 0.9512 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002301/0.7204, allocations: 1.434 MB / 1.198 GB, free: 2.719 MB / 0.9512 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006453/0.7211, allocations: 69.69 kB / 1.198 GB, free: 2.645 MB / 0.9512 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001036/0.7221, allocations: 1.497 MB / 1.2 GB, free: 1.125 MB / 0.9512 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009904/0.7231, allocations: 0.9203 MB / 1.201 GB, free: 196 kB / 0.9512 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002369/0.7234, allocations: 68 kB / 1.201 GB, free: 128 kB / 0.9512 GB
Notification: Performance of setup shared object (initialization): time 0.0002447/0.7236, allocations: 444.7 kB / 1.201 GB, free: 15.68 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005293/0.7289, allocations: 2.637 MB / 1.204 GB, free: 13.04 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005944/0.7349, allocations: 3.536 MB / 1.207 GB, free: 9.125 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005851/0.7407, allocations: 3.103 MB / 1.21 GB, free: 6 MB / 0.9669 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.709e-05/0.7408, allocations: 8 kB / 1.21 GB, free: 5.992 MB / 0.9669 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 0.02621/0.767, allocations: 11 MB / 1.221 GB, free: 10.89 MB / 0.9825 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008023/0.7678, allocations: 0.8588 MB / 1.222 GB, free: 9.656 MB / 0.9825 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.745e-05/0.7679, allocations: 28 kB / 1.222 GB, free: 9.629 MB / 0.9825 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02012/0.788, allocations: 5.875 MB / 1.228 GB, free: 3.734 MB / 0.9825 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004363/0.7924, allocations: 0.9867 MB / 1.228 GB, free: 2.746 MB / 0.9825 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.8149/1.607, allocations: 25.87 MB / 1.254 GB, free: 162.7 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003973/1.611, allocations: 0.5514 MB / 1.254 GB, free: 162.7 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004001/1.612, allocations: 154.2 kB / 1.254 GB, free: 162.7 MB / 0.9981 GB
Notification: Performance of prepare postOptimizeDAE: time 1.094e-05/1.612, allocations: 3.062 kB / 1.254 GB, free: 162.7 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 0.006602/1.618, allocations: 3.083 MB / 1.257 GB, free: 162.6 MB / 0.9981 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated