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.UnbalancedStepUp.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.UnbalancedStepUp.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_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 1.643/1.643, allocations: 288.4 MB / 303.6 MB, free: 8.086 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009674/0.0009675, allocations: 187 kB / 372.3 MB, free: 10.08 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.605/1.605, allocations: 205.4 MB / 0.631 GB, free: 9.785 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008191/0.0008191, allocations: 102.3 kB / 0.7444 GB, free: 5.676 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0004261/0.0004264, allocations: 12.59 kB / 0.8676 GB, free: 141.7 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2058/0.2063, allocations: 115.3 MB / 0.9802 GB, free: 27.15 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02164/0.228, allocations: 16.55 MB / 0.9964 GB, free: 10.54 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.01318/0.2412, allocations: 6.532 MB / 1.003 GB, free: 3.992 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002097/0.2434, allocations: 43.88 kB / 1.003 GB, free: 3.949 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001521/0.245, allocations: 373.3 kB / 1.003 GB, free: 3.582 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.003823/0.2488, allocations: 1.238 MB / 1.004 GB, free: 2.34 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002695/0.2515, allocations: 0.8248 MB / 1.005 GB, free: 1.516 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.009205/0.2607, allocations: 6.497 MB / 1.012 GB, free: 11 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01322/0.274, allocations: 8.267 MB / 1.02 GB, free: 2.648 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003135/0.2772, allocations: 1.701 MB / 1.021 GB, free: 0.9414 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004179/0.2814, allocations: 2.606 MB / 1.024 GB, free: 14.33 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.00105/0.2825, allocations: 236 kB / 1.024 GB, free: 14.1 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002935/0.2854, allocations: 1.139 MB / 1.025 GB, free: 12.96 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.002689/0.2881, allocations: 1.887 MB / 1.027 GB, free: 11.07 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.002307/0.2904, allocations: 1.725 MB / 1.029 GB, free: 9.328 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.008113/0.2985, allocations: 6.472 MB / 1.035 GB, free: 2.84 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 6.422e-06/0.2986, allocations: 0 / 1.035 GB, free: 2.84 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 1.693e-06/0.2986, allocations: 0 / 1.035 GB, free: 2.84 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0001831/0.2988, allocations: 0 / 1.035 GB, free: 2.84 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: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.009523/0.3083, allocations: 3.093 MB / 1.038 GB, free: 15.69 MB / 0.6667 GB
Notification: Performance of prepare preOptimizeDAE: time 5.822e-05/0.3084, allocations: 12.03 kB / 1.038 GB, free: 15.68 MB / 0.6667 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001557/0.31, allocations: 0.5465 MB / 1.039 GB, free: 15.12 MB / 0.6667 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01988/0.3299, allocations: 2.356 MB / 1.041 GB, free: 12.76 MB / 0.6667 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00756/0.3375, allocations: 2.159 MB / 1.043 GB, free: 10.55 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004281/0.338, allocations: 279.2 kB / 1.043 GB, free: 10.28 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002043/0.34, allocations: 352 kB / 1.044 GB, free: 9.938 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02471/0.3648, allocations: 7.088 MB / 1.05 GB, free: 2.746 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001248/0.365, allocations: 7.938 kB / 1.05 GB, free: 2.738 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000971/0.3659, allocations: 144 kB / 1.051 GB, free: 2.598 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007976/0.3668, allocations: 342.1 kB / 1.051 GB, free: 2.262 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02618/0.393, allocations: 6.973 MB / 1.058 GB, free: 11.28 MB / 0.6823 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.4696/0.8626, allocations: 26.65 MB / 1.084 GB, free: 68.52 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008784/0.8714, allocations: 4.98 MB / 1.089 GB, free: 65.76 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006117/0.8776, allocations: 2.592 MB / 1.091 GB, free: 65 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002395/0.8778, allocations: 138.5 kB / 1.091 GB, free: 64.9 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.546e-05/0.8779, allocations: 62.58 kB / 1.091 GB, free: 64.84 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 4.168e-06/0.8779, allocations: 0 / 1.091 GB, free: 64.84 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 0.1006/0.9785, allocations: 30.99 MB / 1.122 GB, free: 52.03 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.613e-05/0.9786, allocations: 237.4 kB / 1.122 GB, free: 51.77 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001713/0.9803, allocations: 1.434 MB / 1.123 GB, free: 51 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0003783/0.9807, allocations: 67.83 kB / 1.123 GB, free: 50.94 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005535/0.9813, allocations: 1.498 MB / 1.125 GB, free: 49.62 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0006151/0.9819, allocations: 0.9238 MB / 1.126 GB, free: 48.83 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002032/0.9821, allocations: 63.88 kB / 1.126 GB, free: 48.78 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001318/0.9823, allocations: 447.6 kB / 1.126 GB, free: 48.38 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005932/0.9882, allocations: 2.639 MB / 1.129 GB, free: 47.01 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005504/0.9937, allocations: 3.543 MB / 1.132 GB, free: 44.49 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01086/1.005, allocations: 6.357 MB / 1.138 GB, free: 38.05 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.425e-05/1.005, allocations: 8 kB / 1.138 GB, free: 38.04 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 0.02586/1.031, allocations: 11.02 MB / 1.149 GB, free: 26.93 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004769/1.031, allocations: 0.867 MB / 1.15 GB, free: 25.69 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.592e-05/1.031, allocations: 28 kB / 1.15 GB, free: 25.66 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02055/1.052, allocations: 5.876 MB / 1.156 GB, free: 19.77 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004124/1.056, allocations: 0.9945 MB / 1.157 GB, free: 18.77 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03564/1.091, allocations: 25.86 MB / 1.182 GB, free: 8.492 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004567/1.096, allocations: 0.5498 MB / 1.183 GB, free: 7.941 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003674/1.096, allocations: 151.9 kB / 1.183 GB, free: 7.793 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 8.937e-06/1.096, allocations: 4 kB / 1.183 GB, free: 7.789 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 0.006458/1.103, allocations: 3.091 MB / 1.186 GB, free: 4.672 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated