Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_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 9.1.2-maint.9.1.x/package.mo", uses=false)
Using package Buildings with version 9.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.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_9_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_9_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 0.0009888/0.0009887, allocations: 102.6 kB / 15.71 MB, free: 460 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001365/0.001365, allocations: 181 kB / 16.59 MB, free: 6.129 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.522/1.522, allocations: 223.3 MB / 240.6 MB, free: 5.402 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo): time 2.674/2.674, allocations: 390.4 MB / 0.6662 GB, free: 2.883 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003763/0.0003763, allocations: 8 kB / 0.8155 GB, free: 14.12 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8761/0.8765, allocations: 142.3 MB / 0.9544 GB, free: 8.07 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01957/0.8961, allocations: 16.5 MB / 0.9706 GB, free: 11.6 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.0139/0.9101, allocations: 6.44 MB / 0.9769 GB, free: 6.539 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002914/0.913, allocations: 43.72 kB / 0.9769 GB, free: 6.531 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.001505/0.9145, allocations: 371.2 kB / 0.9772 GB, free: 6.219 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.004161/0.9187, allocations: 1.127 MB / 0.9784 GB, free: 5.352 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002946/0.9217, allocations: 0.7702 MB / 0.9791 GB, free: 4.789 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.009029/0.9307, allocations: 6.47 MB / 0.9854 GB, free: 320 kB / 0.7325 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01187/0.9426, allocations: 7.439 MB / 0.9927 GB, free: 8.809 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004304/0.947, allocations: 1.697 MB / 0.9943 GB, free: 7.105 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005033/0.952, allocations: 2.602 MB / 0.9969 GB, free: 4.496 MB / 0.7481 GB
Notification: Performance of NFPackage.collectConstants: time 0.0007519/0.9528, allocations: 236 kB / 0.9971 GB, free: 4.266 MB / 0.7481 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0023/0.9551, allocations: 0.6868 MB / 0.9978 GB, free: 3.578 MB / 0.7481 GB
Notification: Performance of NFScalarize.scalarize: time 0.00239/0.9575, allocations: 1.89 MB / 0.9996 GB, free: 1.684 MB / 0.7481 GB
Notification: Performance of NFVerifyModel.verify: time 0.001244/0.9588, allocations: 0.6835 MB / 1 GB, free: 0.9922 MB / 0.7481 GB
Notification: Performance of NFConvertDAE.convert: time 0.007716/0.9665, allocations: 6.423 MB / 1.007 GB, free: 10.55 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 6.512e-06/0.9665, allocations: 0 / 1.007 GB, free: 10.55 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 2.635e-06/0.9665, allocations: 0 / 1.007 GB, free: 10.55 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0002118/0.9667, allocations: 0 / 1.007 GB, free: 10.55 MB / 0.7637 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 0.008112/0.9749, allocations: 3.101 MB / 1.01 GB, free: 7.395 MB / 0.7637 GB
Notification: Performance of prepare preOptimizeDAE: time 5.551e-05/0.9749, allocations: 8.031 kB / 1.01 GB, free: 7.387 MB / 0.7637 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01165/0.9866, allocations: 2.352 MB / 1.012 GB, free: 5.027 MB / 0.7637 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005183/0.9918, allocations: 2.127 MB / 1.014 GB, free: 2.855 MB / 0.7637 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000232/0.9921, allocations: 263 kB / 1.014 GB, free: 2.598 MB / 0.7637 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001031/0.9931, allocations: 344 kB / 1.015 GB, free: 2.262 MB / 0.7637 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01611/1.009, allocations: 7.071 MB / 1.021 GB, free: 11.09 MB / 0.7794 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.554e-05/1.009, allocations: 7.844 kB / 1.021 GB, free: 11.08 MB / 0.7794 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004261/1.01, allocations: 148 kB / 1.022 GB, free: 10.94 MB / 0.7794 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004615/1.01, allocations: 330 kB / 1.022 GB, free: 10.61 MB / 0.7794 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01588/1.026, allocations: 6.969 MB / 1.029 GB, free: 3.629 MB / 0.7794 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03628/1.062, allocations: 26.57 MB / 1.055 GB, free: 6.883 MB / 0.8106 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007781/1.07, allocations: 4.987 MB / 1.06 GB, free: 1.586 MB / 0.8106 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005354/1.076, allocations: 2.604 MB / 1.062 GB, free: 14.96 MB / 0.8262 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002481/1.076, allocations: 131 kB / 1.062 GB, free: 14.82 MB / 0.8262 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.36e-05/1.076, allocations: 68.48 kB / 1.062 GB, free: 14.74 MB / 0.8262 GB
Notification: Performance of pre-optimization done (n=208): time 3.216e-06/1.076, allocations: 0 / 1.062 GB, free: 14.74 MB / 0.8262 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 0.09594/1.172, allocations: 30.91 MB / 1.092 GB, free: 15.75 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001164/1.172, allocations: 239.6 kB / 1.093 GB, free: 15.47 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001975/1.174, allocations: 1.392 MB / 1.094 GB, free: 14.07 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005228/1.175, allocations: 73.7 kB / 1.094 GB, free: 13.99 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0009186/1.176, allocations: 1.482 MB / 1.096 GB, free: 12.48 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001007/1.177, allocations: 0.9203 MB / 1.096 GB, free: 11.55 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002355/1.177, allocations: 68 kB / 1.097 GB, free: 11.48 MB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 0.0002059/1.177, allocations: 440.7 kB / 1.097 GB, free: 11.05 MB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005327/1.182, allocations: 2.641 MB / 1.1 GB, free: 8.402 MB / 0.8575 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006124/1.188, allocations: 3.54 MB / 1.103 GB, free: 4.484 MB / 0.8575 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005954/1.194, allocations: 3.091 MB / 1.106 GB, free: 1.371 MB / 0.8575 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.736e-05/1.195, allocations: 12 kB / 1.106 GB, free: 1.359 MB / 0.8575 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 0.02658/1.221, allocations: 10.99 MB / 1.117 GB, free: 6.262 MB / 0.8731 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0007465/1.222, allocations: 0.8627 MB / 1.118 GB, free: 5.023 MB / 0.8731 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.691e-05/1.222, allocations: 24 kB / 1.118 GB, free: 5 MB / 0.8731 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01965/1.242, allocations: 5.891 MB / 1.123 GB, free: 15.09 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004154/1.246, allocations: 0.9828 MB / 1.124 GB, free: 14.11 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03888/1.285, allocations: 25.85 MB / 1.15 GB, free: 3.82 MB / 0.9044 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004498/1.289, allocations: 0.5574 MB / 1.15 GB, free: 3.262 MB / 0.9044 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005162/1.29, allocations: 155.9 kB / 1.15 GB, free: 3.109 MB / 0.9044 GB
Notification: Performance of prepare postOptimizeDAE: time 1.108e-05/1.29, allocations: 4 kB / 1.15 GB, free: 3.105 MB / 0.9044 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 0.006666/1.296, allocations: 3.084 MB / 1.153 GB, free: 15.99 MB / 0.92 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated