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.BalancedStepDown.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.BalancedStepDown.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,fileNamePrefix="Buildings_maint_8_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_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 1.456/1.456, allocations: 288.4 MB / 303.6 MB, free: 8.117 MB / 234.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0008582/0.0008583, allocations: 175.6 kB / 372.3 MB, free: 10.14 MB / 298.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.22/1.22, allocations: 205.4 MB / 0.631 GB, free: 9.891 MB / 458.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0007268/0.0007269, allocations: 108.6 kB / 0.7444 GB, free: 5.805 MB / 0.5573 GB
Notification: Performance of FrontEnd - loaded program: time 0.0003482/0.0003482, allocations: 16.22 kB / 0.8676 GB, free: 141.7 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1678/0.1682, allocations: 115.3 MB / 0.9802 GB, free: 27.23 MB / 0.6198 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD): time 0.01348/0.1817, allocations: 16.48 MB / 0.9963 GB, free: 10.69 MB / 0.6198 GB
Notification: Performance of NFInst.instExpressions: time 0.008114/0.1899, allocations: 6.469 MB / 1.003 GB, free: 4.207 MB / 0.6198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001376/0.1913, allocations: 43.88 kB / 1.003 GB, free: 4.164 MB / 0.6198 GB
Notification: Performance of NFTyping.typeComponents: time 0.001007/0.1923, allocations: 365.4 kB / 1.003 GB, free: 3.805 MB / 0.6198 GB
Notification: Performance of NFTyping.typeBindings: time 0.002685/0.195, allocations: 1.222 MB / 1.004 GB, free: 2.578 MB / 0.6198 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002018/0.1971, allocations: 0.812 MB / 1.005 GB, free: 1.766 MB / 0.6198 GB
Notification: Performance of NFFlatten.flatten: time 0.005758/0.2028, allocations: 6.477 MB / 1.011 GB, free: 11.27 MB / 0.6355 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01127/0.2141, allocations: 8.23 MB / 1.019 GB, free: 2.953 MB / 0.6355 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003101/0.2172, allocations: 1.693 MB / 1.021 GB, free: 1.254 MB / 0.6355 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003852/0.2211, allocations: 2.602 MB / 1.024 GB, free: 14.64 MB / 0.6511 GB
Notification: Performance of NFPackage.collectConstants: time 0.0008867/0.222, allocations: 236 kB / 1.024 GB, free: 14.41 MB / 0.6511 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002557/0.2246, allocations: 1.119 MB / 1.025 GB, free: 13.29 MB / 0.6511 GB
Notification: Performance of NFScalarize.scalarize: time 0.002524/0.2271, allocations: 1.89 MB / 1.027 GB, free: 11.4 MB / 0.6511 GB
Notification: Performance of NFVerifyModel.verify: time 0.002356/0.2295, allocations: 1.705 MB / 1.028 GB, free: 9.68 MB / 0.6511 GB
Notification: Performance of NFConvertDAE.convert: time 0.005446/0.2349, allocations: 6.433 MB / 1.035 GB, free: 3.23 MB / 0.6511 GB
Notification: Performance of FrontEnd - DAE generated: time 7.514e-06/0.235, allocations: 4 kB / 1.035 GB, free: 3.227 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 2.124e-06/0.235, allocations: 0 / 1.035 GB, free: 3.227 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 0.0001105/0.2351, allocations: 0 / 1.035 GB, free: 3.227 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 0.005452/0.2405, allocations: 3.066 MB / 1.038 GB, free: 104 kB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.633e-05/0.2406, allocations: 12.03 kB / 1.038 GB, free: 92 kB / 0.6511 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006692/0.2413, allocations: 0.5384 MB / 1.038 GB, free: 15.54 MB / 0.6667 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01126/0.2525, allocations: 2.345 MB / 1.041 GB, free: 13.19 MB / 0.6667 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004235/0.2568, allocations: 2.151 MB / 1.043 GB, free: 11 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001921/0.257, allocations: 271.2 kB / 1.043 GB, free: 10.73 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006736/0.2577, allocations: 347.9 kB / 1.043 GB, free: 10.39 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01252/0.2702, allocations: 7.06 MB / 1.05 GB, free: 3.227 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.481e-05/0.2704, allocations: 11.94 kB / 1.05 GB, free: 3.215 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003751/0.2707, allocations: 144 kB / 1.05 GB, free: 3.074 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004412/0.2712, allocations: 330 kB / 1.051 GB, free: 2.75 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01426/0.2854, allocations: 6.961 MB / 1.057 GB, free: 11.77 MB / 0.6823 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.376/0.6615, allocations: 26.57 MB / 1.083 GB, free: 69.41 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007903/0.6694, allocations: 4.971 MB / 1.088 GB, free: 66.67 MB / 0.6823 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005603/0.6751, allocations: 2.605 MB / 1.091 GB, free: 65.91 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002234/0.6753, allocations: 127.5 kB / 1.091 GB, free: 65.81 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.675e-05/0.6753, allocations: 71.75 kB / 1.091 GB, free: 65.74 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=208): time 5.26e-06/0.6754, allocations: 3.984 kB / 1.091 GB, free: 65.74 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.conv1.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.conv1.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 0.09703/0.7724, allocations: 30.95 MB / 1.121 GB, free: 53.1 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.822e-05/0.7725, allocations: 238 kB / 1.121 GB, free: 52.85 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001604/0.7741, allocations: 1.393 MB / 1.123 GB, free: 52.09 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004524/0.7746, allocations: 65.14 kB / 1.123 GB, free: 52.03 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005341/0.7751, allocations: 1.486 MB / 1.124 GB, free: 50.73 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0005957/0.7757, allocations: 0.9235 MB / 1.125 GB, free: 49.93 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000199/0.7759, allocations: 63.25 kB / 1.125 GB, free: 49.88 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.0001325/0.7761, allocations: 445.9 kB / 1.126 GB, free: 49.48 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004627/0.7807, allocations: 2.644 MB / 1.128 GB, free: 48.11 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00492/0.7856, allocations: 3.547 MB / 1.132 GB, free: 45.59 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.009827/0.7955, allocations: 6.365 MB / 1.138 GB, free: 39.51 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.215e-05/0.7955, allocations: 8 kB / 1.138 GB, free: 39.5 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.conv1.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.conv1.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 0.02361/0.8191, allocations: 11 MB / 1.149 GB, free: 28.41 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0004158/0.8196, allocations: 0.8665 MB / 1.149 GB, free: 27.16 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.176e-05/0.8196, allocations: 28 kB / 1.149 GB, free: 27.14 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01914/0.8388, allocations: 5.879 MB / 1.155 GB, free: 21.24 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004054/0.8429, allocations: 0.9789 MB / 1.156 GB, free: 20.26 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03587/0.8788, allocations: 25.89 MB / 1.181 GB, free: 9.961 MB / 0.698 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004404/0.8832, allocations: 0.5497 MB / 1.182 GB, free: 9.41 MB / 0.698 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006969/0.884, allocations: 155.9 kB / 1.182 GB, free: 9.258 MB / 0.698 GB
Notification: Performance of prepare postOptimizeDAE: time 1.052e-05/0.884, allocations: 4 kB / 1.182 GB, free: 9.254 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 0.006966/0.8909, allocations: 3.088 MB / 1.185 GB, free: 6.141 MB / 0.698 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated