Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_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 10.1.0-maint.10.0.x/package.mo", uses=false)
Using package Buildings with version 10.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.x/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_10_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_10_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 0.0008795/0.0008794, 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 0.0008422/0.0008422, 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 1.494/1.494, allocations: 223.3 MB / 240 MB, free: 5.41 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.0-maint.10.0.x/package.mo): time 2.912/2.912, allocations: 437.7 MB / 0.7117 GB, free: 7.07 MB / 0.5606 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004007/0.0004008, allocations: 8 kB / 0.8722 GB, free: 3.652 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8134/0.8138, allocations: 153.8 MB / 1.022 GB, free: 56 kB / 0.7637 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02111/0.835, allocations: 16.51 MB / 1.039 GB, free: 15.49 MB / 0.795 GB
Notification: Performance of NFInst.instExpressions: time 0.01278/0.8478, allocations: 6.433 MB / 1.045 GB, free: 9.043 MB / 0.795 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001771/0.8496, allocations: 43.88 kB / 1.045 GB, free: 9 MB / 0.795 GB
Notification: Performance of NFTyping.typeComponents: time 0.0009981/0.8506, allocations: 365.4 kB / 1.045 GB, free: 8.641 MB / 0.795 GB
Notification: Performance of NFTyping.typeBindings: time 0.003164/0.8538, allocations: 1.14 MB / 1.046 GB, free: 7.496 MB / 0.795 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002673/0.8565, allocations: 0.7563 MB / 1.047 GB, free: 6.738 MB / 0.795 GB
Notification: Performance of NFFlatten.flatten: time 0.008006/0.8645, allocations: 6.466 MB / 1.053 GB, free: 264 kB / 0.795 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01133/0.8758, allocations: 7.441 MB / 1.061 GB, free: 8.754 MB / 0.8106 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00367/0.8795, allocations: 1.705 MB / 1.062 GB, free: 7.043 MB / 0.8106 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004503/0.884, allocations: 2.598 MB / 1.065 GB, free: 4.438 MB / 0.8106 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005696/0.8846, allocations: 236 kB / 1.065 GB, free: 4.207 MB / 0.8106 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001889/0.8865, allocations: 0.6829 MB / 1.066 GB, free: 3.523 MB / 0.8106 GB
Notification: Performance of NFScalarize.scalarize: time 0.002052/0.8886, allocations: 1.883 MB / 1.068 GB, free: 1.637 MB / 0.8106 GB
Notification: Performance of NFVerifyModel.verify: time 0.0009637/0.8896, allocations: 0.6875 MB / 1.068 GB, free: 0.9414 MB / 0.8106 GB
Notification: Performance of NFConvertDAE.convert: time 0.006645/0.8962, allocations: 6.427 MB / 1.075 GB, free: 10.5 MB / 0.8262 GB
Notification: Performance of FrontEnd - DAE generated: time 5.37e-06/0.8962, allocations: 0 / 1.075 GB, free: 10.5 MB / 0.8262 GB
Notification: Performance of FrontEnd: time 1.282e-06/0.8962, allocations: 0 / 1.075 GB, free: 10.5 MB / 0.8262 GB
Notification: Performance of Transformations before backend: time 0.0002029/0.8965, allocations: 0 / 1.075 GB, free: 10.5 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 0.007137/0.9036, allocations: 3.105 MB / 1.078 GB, free: 7.336 MB / 0.8262 GB
Notification: Performance of prepare preOptimizeDAE: time 3.862e-05/0.9036, allocations: 12.56 kB / 1.078 GB, free: 7.324 MB / 0.8262 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01169/0.9153, allocations: 2.355 MB / 1.08 GB, free: 4.961 MB / 0.8262 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005569/0.9209, allocations: 2.119 MB / 1.082 GB, free: 2.797 MB / 0.8262 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003632/0.9213, allocations: 267 kB / 1.082 GB, free: 2.535 MB / 0.8262 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001716/0.9231, allocations: 348 kB / 1.083 GB, free: 2.195 MB / 0.8262 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0187/0.9418, allocations: 7.064 MB / 1.089 GB, free: 11.03 MB / 0.8419 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.019e-05/0.9419, allocations: 7.938 kB / 1.089 GB, free: 11.02 MB / 0.8419 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000521/0.9425, allocations: 148 kB / 1.09 GB, free: 10.88 MB / 0.8419 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004792/0.9429, allocations: 334 kB / 1.09 GB, free: 10.55 MB / 0.8419 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01744/0.9604, allocations: 6.965 MB / 1.097 GB, free: 3.57 MB / 0.8419 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03736/0.9978, allocations: 26.59 MB / 1.123 GB, free: 6.812 MB / 0.8731 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007707/1.006, allocations: 4.98 MB / 1.128 GB, free: 1.523 MB / 0.8731 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00558/1.011, allocations: 2.604 MB / 1.13 GB, free: 14.89 MB / 0.8887 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002787/1.011, allocations: 135 kB / 1.13 GB, free: 14.75 MB / 0.8887 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.885e-05/1.012, allocations: 60.55 kB / 1.13 GB, free: 14.68 MB / 0.8887 GB
Notification: Performance of pre-optimization done (n=208): time 3.636e-06/1.012, allocations: 3.938 kB / 1.13 GB, free: 14.67 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 0.09614/1.108, allocations: 30.9 MB / 1.16 GB, free: 15.68 MB / 0.92 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001106/1.108, allocations: 239.6 kB / 1.161 GB, free: 15.4 MB / 0.92 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002074/1.11, allocations: 1.392 MB / 1.162 GB, free: 14 MB / 0.92 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004869/1.11, allocations: 73.7 kB / 1.162 GB, free: 13.92 MB / 0.92 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009429/1.111, allocations: 1.482 MB / 1.164 GB, free: 12.42 MB / 0.92 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001049/1.112, allocations: 0.9204 MB / 1.164 GB, free: 11.48 MB / 0.92 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002523/1.113, allocations: 64 kB / 1.165 GB, free: 11.42 MB / 0.92 GB
Notification: Performance of setup shared object (initialization): time 0.0002679/1.113, allocations: 444.6 kB / 1.165 GB, free: 10.98 MB / 0.92 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005459/1.118, allocations: 2.641 MB / 1.168 GB, free: 8.336 MB / 0.92 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006122/1.125, allocations: 3.544 MB / 1.171 GB, free: 4.414 MB / 0.92 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005988/1.131, allocations: 3.091 MB / 1.174 GB, free: 1.301 MB / 0.92 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.712e-05/1.131, allocations: 11.94 kB / 1.174 GB, free: 1.289 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 0.02603/1.157, allocations: 10.99 MB / 1.185 GB, free: 6.191 MB / 0.9356 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0006335/1.157, allocations: 0.8553 MB / 1.186 GB, free: 4.961 MB / 0.9356 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.41e-05/1.157, allocations: 28 kB / 1.186 GB, free: 4.934 MB / 0.9356 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01989/1.177, allocations: 5.883 MB / 1.191 GB, free: 15.03 MB / 0.9512 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004078/1.181, allocations: 0.9867 MB / 1.192 GB, free: 14.04 MB / 0.9512 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04004/1.221, allocations: 25.88 MB / 1.218 GB, free: 3.734 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004355/1.226, allocations: 0.5574 MB / 1.218 GB, free: 3.176 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004465/1.226, allocations: 151.9 kB / 1.218 GB, free: 3.027 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 1.027e-05/1.226, allocations: 4 kB / 1.218 GB, free: 3.023 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 0.006344/1.233, allocations: 3.083 MB / 1.221 GB, free: 15.91 MB / 0.9825 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated