Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.8.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo)
Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo)
Using package Buildings with version 8.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.1-maint.8.0.x/package.mo): time 1.765/1.765, allocations: 288.4 MB / 303.3 MB, free: 8.098 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001341/0.001341, allocations: 175.5 kB / 372 MB, free: 10.26 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.783/1.783, allocations: 205.4 MB / 0.6307 GB, free: 9.977 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008488/0.0008488, allocations: 90.41 kB / 0.744 GB, free: 5.91 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003886/0.0003887, allocations: 11.06 kB / 0.867 GB, free: 142 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.235/0.2354, allocations: 115.3 MB / 0.9797 GB, free: 27.53 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.01505/0.2505, allocations: 16.47 MB / 0.9958 GB, free: 11 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.009302/0.2599, allocations: 6.469 MB / 1.002 GB, free: 4.52 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002052/0.262, allocations: 43.88 kB / 1.002 GB, free: 4.477 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001399/0.2634, allocations: 369.3 kB / 1.002 GB, free: 4.113 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.003191/0.2666, allocations: 1.125 MB / 1.004 GB, free: 2.984 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002673/0.2693, allocations: 0.7664 MB / 1.004 GB, free: 2.219 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.006763/0.2761, allocations: 6.458 MB / 1.011 GB, free: 11.75 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01217/0.2883, allocations: 7.438 MB / 1.018 GB, free: 4.242 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003385/0.2917, allocations: 1.697 MB / 1.02 GB, free: 2.539 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003903/0.2957, allocations: 2.598 MB / 1.022 GB, free: 15.93 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006229/0.2963, allocations: 240 kB / 1.022 GB, free: 15.7 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001884/0.2982, allocations: 0.679 MB / 1.023 GB, free: 15.02 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.001973/0.3002, allocations: 1.875 MB / 1.025 GB, free: 13.14 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.0009886/0.3012, allocations: 0.6914 MB / 1.025 GB, free: 12.44 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.006886/0.3081, allocations: 6.421 MB / 1.032 GB, free: 6.004 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 6.362e-06/0.3081, allocations: 0 / 1.032 GB, free: 6.004 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 3.446e-06/0.3081, allocations: 0 / 1.032 GB, free: 6.004 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0002246/0.3084, allocations: 0 / 1.032 GB, free: 6.004 MB / 0.6511 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 0.007899/0.3163, allocations: 3.113 MB / 1.035 GB, free: 2.832 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 5.221e-05/0.3163, allocations: 12.02 kB / 1.035 GB, free: 2.82 MB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001236/0.3176, allocations: 0.5382 MB / 1.035 GB, free: 2.273 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01211/0.3297, allocations: 2.352 MB / 1.038 GB, free: 15.91 MB / 0.6667 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005253/0.335, allocations: 2.111 MB / 1.04 GB, free: 13.76 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002624/0.3353, allocations: 275 kB / 1.04 GB, free: 13.49 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001215/0.3365, allocations: 344 kB / 1.04 GB, free: 13.15 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01743/0.354, allocations: 7.064 MB / 1.047 GB, free: 5.984 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001608/0.3542, allocations: 7.938 kB / 1.047 GB, free: 5.977 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001135/0.3553, allocations: 152 kB / 1.047 GB, free: 5.828 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005436/0.3559, allocations: 330 kB / 1.048 GB, free: 5.504 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01798/0.3739, allocations: 6.965 MB / 1.054 GB, free: 14.52 MB / 0.6823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.5638/0.9377, allocations: 26.56 MB / 1.08 GB, free: 70.94 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01071/0.9484, allocations: 4.973 MB / 1.085 GB, free: 68.21 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007257/0.9557, allocations: 2.601 MB / 1.088 GB, free: 67.45 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000409/0.9562, allocations: 131 kB / 1.088 GB, free: 67.35 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 7.231e-05/0.9563, allocations: 59.14 kB / 1.088 GB, free: 67.29 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 9.688e-06/0.9563, allocations: 5.234 kB / 1.088 GB, free: 67.29 MB / 0.6823 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 0.114/1.07, allocations: 30.91 MB / 1.118 GB, free: 54.84 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001351/1.071, allocations: 242.3 kB / 1.118 GB, free: 54.58 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003127/1.074, allocations: 1.398 MB / 1.12 GB, free: 53.82 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006847/1.074, allocations: 65.3 kB / 1.12 GB, free: 53.76 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0007727/1.075, allocations: 1.482 MB / 1.121 GB, free: 52.46 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001312/1.076, allocations: 0.9245 MB / 1.122 GB, free: 51.66 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005448/1.077, allocations: 67.25 kB / 1.122 GB, free: 51.61 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.00024/1.077, allocations: 446.2 kB / 1.123 GB, free: 51.21 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0057/1.083, allocations: 2.642 MB / 1.125 GB, free: 49.84 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006245/1.089, allocations: 3.546 MB / 1.129 GB, free: 47.33 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006139/1.095, allocations: 3.088 MB / 1.132 GB, free: 45 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.642e-05/1.096, allocations: 8 kB / 1.132 GB, free: 44.99 MB / 0.6823 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 0.02729/1.123, allocations: 10.99 MB / 1.142 GB, free: 33.91 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0008554/1.124, allocations: 0.8653 MB / 1.143 GB, free: 32.67 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.25e-05/1.124, allocations: 28 kB / 1.143 GB, free: 32.64 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02083/1.145, allocations: 5.875 MB / 1.149 GB, free: 26.75 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004429/1.149, allocations: 0.9867 MB / 1.15 GB, free: 25.76 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03671/1.186, allocations: 25.87 MB / 1.175 GB, free: 15.47 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004967/1.191, allocations: 0.5574 MB / 1.176 GB, free: 14.91 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008101/1.192, allocations: 151.9 kB / 1.176 GB, free: 14.76 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.443e-05/1.192, allocations: 4 kB / 1.176 GB, free: 14.76 MB / 0.698 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 0.008305/1.2, allocations: 3.083 MB / 1.179 GB, free: 11.65 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated