Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false)
Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/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 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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_8_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0007836/0.0007836, allocations: 98.03 kB / 15.36 MB, free: 0.7305 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009668/0.0009667, allocations: 172.9 kB / 16.27 MB, free: 6.66 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.262/1.262, allocations: 205.4 MB / 222.4 MB, free: 5.559 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.511/1.511, allocations: 292.7 MB / 0.5502 GB, free: 14.44 MB / 462.1 MB
Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.0004551/0.0004552, allocations: 15.66 kB / 0.6745 GB, free: 25.84 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1713/0.1718, allocations: 116.3 MB / 0.788 GB, free: 11.42 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01719/0.189, allocations: 17.53 MB / 0.8052 GB, free: 9.82 MB / 0.6231 GB
Notification: Performance of NFInst.instExpressions: time 0.008926/0.198, allocations: 6.826 MB / 0.8118 GB, free: 2.973 MB / 0.6231 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0006517/0.1986, allocations: 47.88 kB / 0.8119 GB, free: 2.926 MB / 0.6231 GB
Notification: Performance of NFTyping.typeComponents: time 0.0006659/0.1993, allocations: 377.3 kB / 0.8122 GB, free: 2.555 MB / 0.6231 GB
Notification: Performance of NFTyping.typeBindings: time 0.002053/0.2014, allocations: 1.335 MB / 0.8135 GB, free: 1.215 MB / 0.6231 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001738/0.2031, allocations: 0.9906 MB / 0.8145 GB, free: 228 kB / 0.6231 GB
Notification: Performance of NFFlatten.flatten: time 0.006677/0.2098, allocations: 8.518 MB / 0.8228 GB, free: 7.688 MB / 0.6387 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009879/0.2197, allocations: 8.354 MB / 0.831 GB, free: 15.24 MB / 0.6544 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002434/0.2222, allocations: 1.654 MB / 0.8326 GB, free: 13.58 MB / 0.6544 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002847/0.225, allocations: 2.648 MB / 0.8352 GB, free: 10.93 MB / 0.6544 GB
Notification: Performance of NFPackage.collectConstants: time 0.0003402/0.2254, allocations: 239.9 kB / 0.8354 GB, free: 10.69 MB / 0.6544 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001824/0.2272, allocations: 1.17 MB / 0.8365 GB, free: 9.52 MB / 0.6544 GB
Notification: Performance of NFScalarize.scalarize: time 0.001498/0.2287, allocations: 1.898 MB / 0.8384 GB, free: 7.617 MB / 0.6544 GB
Notification: Performance of NFVerifyModel.verify: time 0.001519/0.2302, allocations: 1.798 MB / 0.8402 GB, free: 5.805 MB / 0.6544 GB
Notification: Performance of NFConvertDAE.convert: time 0.005421/0.2357, allocations: 7.433 MB / 0.8474 GB, free: 14.35 MB / 0.67 GB
Notification: Performance of FrontEnd - DAE generated: time 3.457e-06/0.2357, allocations: 0 / 0.8474 GB, free: 14.35 MB / 0.67 GB
Notification: Performance of FrontEnd: time 1.383e-06/0.2357, allocations: 0 / 0.8474 GB, free: 14.35 MB / 0.67 GB
Notification: Performance of Transformations before backend: time 5.53e-05/0.2357, allocations: 3.938 kB / 0.8474 GB, free: 14.34 MB / 0.67 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 0.005183/0.2409, allocations: 3.09 MB / 0.8504 GB, free: 11.2 MB / 0.67 GB
Notification: Performance of prepare preOptimizeDAE: time 3.53e-05/0.241, allocations: 8.031 kB / 0.8504 GB, free: 11.19 MB / 0.67 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0006496/0.2416, allocations: 0.5465 MB / 0.851 GB, free: 10.63 MB / 0.67 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01172/0.2534, allocations: 2.36 MB / 0.8533 GB, free: 8.266 MB / 0.67 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.003225/0.2566, allocations: 2.155 MB / 0.8554 GB, free: 6.066 MB / 0.67 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001683/0.2568, allocations: 275.3 kB / 0.8556 GB, free: 5.797 MB / 0.67 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005826/0.2574, allocations: 352 kB / 0.856 GB, free: 5.453 MB / 0.67 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01136/0.2687, allocations: 7.124 MB / 0.8629 GB, free: 14.23 MB / 0.6856 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.161e-05/0.2688, allocations: 7.938 kB / 0.8629 GB, free: 14.22 MB / 0.6856 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000396/0.2692, allocations: 148 kB / 0.8631 GB, free: 14.08 MB / 0.6856 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004098/0.2696, allocations: 334.1 kB / 0.8634 GB, free: 13.75 MB / 0.6856 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01303/0.2827, allocations: 7.008 MB / 0.8703 GB, free: 6.727 MB / 0.6856 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 0.02498/0.3077, allocations: 26.73 MB / 0.8964 GB, free: 9.812 MB / 0.7169 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00753/0.3152, allocations: 4.991 MB / 0.9012 GB, free: 4.512 MB / 0.7169 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.00544/0.3207, allocations: 2.589 MB / 0.9038 GB, free: 1.902 MB / 0.7169 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001903/0.3209, allocations: 135 kB / 0.9039 GB, free: 1.754 MB / 0.7169 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.738e-05/0.3209, allocations: 60.5 kB / 0.9039 GB, free: 1.684 MB / 0.7169 GB
Notification: Performance of pre-optimization done (n=208): time 3.487e-06/0.3209, allocations: 4 kB / 0.9039 GB, free: 1.68 MB / 0.7169 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 0.3994/0.7203, allocations: 31.03 MB / 0.9343 GB, free: 122.5 MB / 0.7325 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.125e-05/0.7204, allocations: 242.4 kB / 0.9345 GB, free: 122.2 MB / 0.7325 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001796/0.7222, allocations: 1.447 MB / 0.9359 GB, free: 121.7 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0003757/0.7226, allocations: 65.8 kB / 0.936 GB, free: 121.6 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006707/0.7232, allocations: 1.497 MB / 0.9374 GB, free: 120.5 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007138/0.724, allocations: 0.92 MB / 0.9383 GB, free: 119.8 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003896/0.7244, allocations: 259.7 kB / 0.9386 GB, free: 119.6 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 3.35e-05/0.7244, allocations: 301.8 kB / 0.9389 GB, free: 119.3 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005705/0.7301, allocations: 2.662 MB / 0.9415 GB, free: 118.5 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005865/0.736, allocations: 3.548 MB / 0.9449 GB, free: 116.7 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0108/0.7468, allocations: 6.386 MB / 0.9512 GB, free: 113.6 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.48e-05/0.7469, allocations: 11.06 kB / 0.9512 GB, free: 113.6 MB / 0.7325 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 0.02522/0.7721, allocations: 11.06 MB / 0.962 GB, free: 108.3 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0003196/0.7724, allocations: 0.8619 MB / 0.9628 GB, free: 107.1 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.898e-05/0.7725, allocations: 36.78 kB / 0.9628 GB, free: 107.1 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01925/0.7917, allocations: 5.883 MB / 0.9686 GB, free: 104.4 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003749/0.7955, allocations: 0.9785 MB / 0.9695 GB, free: 104.1 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03084/0.8264, allocations: 25.91 MB / 0.9948 GB, free: 78.54 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003975/0.8304, allocations: 0.5535 MB / 0.9954 GB, free: 77.99 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002682/0.8306, allocations: 155.9 kB / 0.9955 GB, free: 77.84 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 6.632e-06/0.8307, allocations: 4 kB / 0.9955 GB, free: 77.83 MB / 0.7325 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 0.005419/0.8361, allocations: 3.097 MB / 0.9986 GB, free: 74.71 MB / 0.7325 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated