Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001725/0.001725, allocations: 109 kB / 20.48 MB, free: 1.473 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.002275/0.002275, allocations: 211.4 kB / 23.79 MB, free: 4.684 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.523/1.523, allocations: 230.6 MB / 257.6 MB, free: 7.965 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 1.042/1.042, allocations: 150 MB / 463.9 MB, free: 10.49 MB / 366.1 MB
"
[Timeout remaining time 179]
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"})
"" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: IBPSA requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.002285/0.002285, allocations: 61.89 kB / 0.6421 GB, free: 10.26 MB / 478.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1985/0.2008, allocations: 89.17 MB / 0.7292 GB, free: 1.152 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02692/0.2277, allocations: 19.28 MB / 0.748 GB, free: 13.8 MB / 0.5762 GB
Notification: Performance of NFInst.instExpressions: time 0.013/0.2407, allocations: 7.065 MB / 0.7549 GB, free: 6.723 MB / 0.5762 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001518/0.2423, allocations: 63.75 kB / 0.755 GB, free: 6.66 MB / 0.5762 GB
Notification: Performance of NFTyping.typeComponents: time 0.0043/0.2466, allocations: 1.531 MB / 0.7565 GB, free: 5.125 MB / 0.5762 GB
Notification: Performance of NFTyping.typeBindings: time 0.003816/0.2504, allocations: 1.455 MB / 0.7579 GB, free: 3.664 MB / 0.5762 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003681/0.2541, allocations: 1.304 MB / 0.7592 GB, free: 2.359 MB / 0.5762 GB
Notification: Performance of NFFlatten.flatten: time 0.3609/0.6149, allocations: 5.475 MB / 0.7645 GB, free: 10.92 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004692/0.6196, allocations: 3.41 MB / 0.7679 GB, free: 10.59 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004636/0.6243, allocations: 2.412 MB / 0.7702 GB, free: 10.41 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.007544/0.6318, allocations: 3.163 MB / 0.7733 GB, free: 10.17 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.002481/0.6343, allocations: 0.5172 MB / 0.7738 GB, free: 10.17 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004921/0.6392, allocations: 1.293 MB / 0.7751 GB, free: 10.17 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.00561/0.6448, allocations: 2.308 MB / 0.7773 GB, free: 9.977 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.007911/0.6527, allocations: 2.188 MB / 0.7795 GB, free: 9.461 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.01627/0.669, allocations: 7.803 MB / 0.7871 GB, free: 8.738 MB / 0.5762 GB
Notification: Performance of FrontEnd - DAE generated: time 1.263e-05/0.669, allocations: 0 / 0.7871 GB, free: 8.738 MB / 0.5762 GB
Notification: Performance of FrontEnd: time 3.136e-06/0.669, allocations: 0 / 0.7871 GB, free: 8.738 MB / 0.5762 GB
Notification: Performance of Transformations before backend: time 0.0004111/0.6694, allocations: 1.938 kB / 0.7871 GB, free: 8.738 MB / 0.5762 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 0.01724/0.6867, allocations: 3.84 MB / 0.7908 GB, free: 7.285 MB / 0.5762 GB
Notification: Performance of prepare preOptimizeDAE: time 6.705e-05/0.6867, allocations: 9.031 kB / 0.7908 GB, free: 7.285 MB / 0.5762 GB
Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 0.0002085/0.687, allocations: 95.8 kB / 0.7909 GB, free: 7.277 MB / 0.5762 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003881/0.6908, allocations: 0.545 MB / 0.7915 GB, free: 7.031 MB / 0.5762 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01573/0.7066, allocations: 2.436 MB / 0.7939 GB, free: 6.426 MB / 0.5762 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006806/0.7134, allocations: 2.168 MB / 0.796 GB, free: 5.254 MB / 0.5762 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002458/0.7136, allocations: 272.6 kB / 0.7962 GB, free: 5.137 MB / 0.5762 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001965/0.7156, allocations: 354.6 kB / 0.7966 GB, free: 5.027 MB / 0.5762 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02229/0.7379, allocations: 7.158 MB / 0.8036 GB, free: 0.9883 MB / 0.5762 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001271/0.738, allocations: 3.781 kB / 0.8036 GB, free: 0.9883 MB / 0.5762 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001098/0.7391, allocations: 149.1 kB / 0.8037 GB, free: 0.8828 MB / 0.5762 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005114/0.7396, allocations: 331.1 kB / 0.804 GB, free: 0.793 MB / 0.5762 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02228/0.7619, allocations: 7.053 MB / 0.8109 GB, free: 13.27 MB / 0.5919 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 0.04751/0.8094, allocations: 26.09 MB / 0.8364 GB, free: 4.148 MB / 0.6075 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009519/0.8189, allocations: 3.738 MB / 0.84 GB, free: 424 kB / 0.6075 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006931/0.8259, allocations: 2.52 MB / 0.8425 GB, free: 13.88 MB / 0.6231 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003246/0.8262, allocations: 58.88 kB / 0.8425 GB, free: 13.84 MB / 0.6231 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.81e-05/0.8262, allocations: 64.34 kB / 0.8426 GB, free: 13.77 MB / 0.6231 GB
Notification: Performance of pre-optimization done (n=208): time 5.25e-06/0.8262, allocations: 0 / 0.8426 GB, free: 13.77 MB / 0.6231 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 0.1161/0.9424, allocations: 30.82 MB / 0.8727 GB, free: 15.18 MB / 0.6544 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001563/0.9425, allocations: 242.9 kB / 0.8729 GB, free: 14.9 MB / 0.6544 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002583/0.9451, allocations: 1.473 MB / 0.8744 GB, free: 13.42 MB / 0.6544 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006583/0.9458, allocations: 69.7 kB / 0.8744 GB, free: 13.34 MB / 0.6544 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001253/0.947, allocations: 1.549 MB / 0.876 GB, free: 11.79 MB / 0.6544 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00133/0.9484, allocations: 0.9655 MB / 0.8769 GB, free: 10.84 MB / 0.6544 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001455/0.9498, allocations: 0.6321 MB / 0.8775 GB, free: 10.2 MB / 0.6544 GB
Notification: Performance of setup shared object (initialization): time 0.0001316/0.9499, allocations: 302.9 kB / 0.8778 GB, free: 9.902 MB / 0.6544 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.007403/0.9573, allocations: 2.694 MB / 0.8804 GB, free: 7.199 MB / 0.6544 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.008572/0.9659, allocations: 3.568 MB / 0.8839 GB, free: 3.266 MB / 0.6544 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01527/0.9812, allocations: 6.408 MB / 0.8902 GB, free: 12.57 MB / 0.67 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.139e-05/0.9812, allocations: 8 kB / 0.8902 GB, free: 12.56 MB / 0.67 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 0.03334/1.015, allocations: 10.8 MB / 0.9007 GB, free: 1.93 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 5.236e-05/1.015, allocations: 16.78 kB / 0.9007 GB, free: 1.914 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.515e-05/1.015, allocations: 24 kB / 0.9008 GB, free: 1.891 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02175/1.036, allocations: 5.54 MB / 0.9062 GB, free: 12.34 MB / 0.6856 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005035/1.041, allocations: 0.9928 MB / 0.9072 GB, free: 11.38 MB / 0.6856 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04969/1.091, allocations: 27.89 MB / 0.9344 GB, free: 15.2 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005238/1.096, allocations: 0.581 MB / 0.935 GB, free: 14.62 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008294/1.097, allocations: 155.9 kB / 0.9351 GB, free: 14.46 MB / 0.7169 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01062/1.108, allocations: 3.98 MB / 0.939 GB, free: 10.48 MB / 0.7169 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.008189/1.116, allocations: 3.526 MB / 0.9424 GB, free: 6.586 MB / 0.7169 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09787/1.214, allocations: 24.47 MB / 0.9663 GB, free: 13.72 MB / 0.7481 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.833e-05/1.214, allocations: 8 kB / 0.9663 GB, free: 13.71 MB / 0.7481 GB
Warning: The linear system: 
1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[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[2] ;
  line2.v1_p[2] ;
  line2.v3_p[2] ;
  line2.v3_n[2]
]
  =
[
  -transformer.conv3.V2[2] ;
  line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ;
  -loadRL.load3.v[2] ;
  line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1]
]
 might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : 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]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : 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]
[
  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.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[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]
]
 might be structurally or numerically singular for variable line2.v1_n[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_lambda0): time 0.02904/1.243, allocations: 10.17 MB / 0.9763 GB, free: 3.473 MB / 0.7481 GB
Notification: Performance of prepare postOptimizeDAE: time 3.988e-05/1.243, allocations: 16 kB / 0.9763 GB, free: 3.457 MB / 0.7481 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.653e-05/1.243, allocations: 31.98 kB / 0.9763 GB, free: 3.426 MB / 0.7481 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0166/1.26, allocations: 4.327 MB / 0.9805 GB, free: 15.08 MB / 0.7637 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005597/1.265, allocations: 1.037 MB / 0.9816 GB, free: 14.04 MB / 0.7637 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03996/1.305, allocations: 26.74 MB / 1.008 GB, free: 2.711 MB / 0.7794 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005379/1.311, allocations: 0.5577 MB / 1.008 GB, free: 2.152 MB / 0.7794 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006713/1.311, allocations: 159.9 kB / 1.008 GB, free: 1.996 MB / 0.7794 GB
Warning: Assuming fixed start value for the following 2 variables:
         node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
         node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system:
         0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2]
         0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.001029/1.312, allocations: 395.2 kB / 1.009 GB, free: 1.602 MB / 0.7794 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000764/1.313, allocations: 214.7 kB / 1.009 GB, free: 1.391 MB / 0.7794 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 postOpt wrapFunctionCalls (simulation): time 0.02873/1.342, allocations: 9.933 MB / 1.019 GB, free: 7.426 MB / 0.795 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.609e-05/1.342, allocations: 35.94 kB / 1.019 GB, free: 7.391 MB / 0.795 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.196e-05/1.342, allocations: 15.75 kB / 1.019 GB, free: 7.379 MB / 0.795 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.421e-05/1.342, allocations: 15.95 kB / 1.019 GB, free: 7.363 MB / 0.795 GB
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : 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]
3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : 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]
[
  -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_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1]
]
  =
[
  -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] ;
  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]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04297/1.385, allocations: 16 MB / 1.034 GB, free: 7.219 MB / 0.8106 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.935e-05/1.385, allocations: 9 kB / 1.034 GB, free: 7.211 MB / 0.8106 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003744/1.389, allocations: 0.741 MB / 1.035 GB, free: 6.469 MB / 0.8106 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01964/1.408, allocations: 5.165 MB / 1.04 GB, free: 1.289 MB / 0.8106 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007381/1.409, allocations: 75.95 kB / 1.04 GB, free: 1.215 MB / 0.8106 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04406/1.453, allocations: 26.95 MB / 1.067 GB, free: 5.852 MB / 0.8419 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.34e-05/1.453, allocations: 19.97 kB / 1.067 GB, free: 5.832 MB / 0.8419 GB
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : 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]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : 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]
[
  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.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[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]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02896/1.482, allocations: 9.861 MB / 1.076 GB, free: 11.75 MB / 0.8575 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.00245/1.485, allocations: 0.6584 MB / 1.077 GB, free: 11.09 MB / 0.8575 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001048/1.486, allocations: 59.98 kB / 1.077 GB, free: 11.03 MB / 0.8575 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004735/1.49, allocations: 0.5031 MB / 1.077 GB, free: 10.53 MB / 0.8575 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001157/1.492, allocations: 242.2 kB / 1.078 GB, free: 10.29 MB / 0.8575 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005971/1.492, allocations: 95.95 kB / 1.078 GB, free: 10.2 MB / 0.8575 GB
Notification: Performance of sorting global known variables: time 0.002431/1.495, allocations: 1.001 MB / 1.079 GB, free: 9.195 MB / 0.8575 GB
Notification: Performance of sort global known variables: time 1.1e-07/1.495, allocations: 0 / 1.079 GB, free: 9.195 MB / 0.8575 GB
Notification: Performance of remove unused functions: time 0.01095/1.506, allocations: 1.855 MB / 1.08 GB, free: 7.34 MB / 0.8575 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : 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]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : 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]
[
  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.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[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]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of Backend phase and start with SimCode phase: time 0.3987/1.904, allocations: 10.53 MB / 1.091 GB, free: 290.1 MB / 0.8575 GB
Notification: Performance of simCode: created initialization part: time 0.03085/1.935, allocations: 12.02 MB / 1.102 GB, free: 289 MB / 0.8575 GB
Notification: Performance of simCode: created event and clocks part: time 1.419e-05/1.935, allocations: 2.406 kB / 1.102 GB, free: 289 MB / 0.8575 GB
Notification: Performance of simCode: created simulation system equations: time 0.0108/1.946, allocations: 4.273 MB / 1.107 GB, free: 288.4 MB / 0.8575 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002372/1.948, allocations: 277.2 kB / 1.107 GB, free: 288.4 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.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.
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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[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] ;
  -transformer.conv1.V2[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] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.09428/2.043, allocations: 42.13 MB / 1.148 GB, free: 272.5 MB / 0.8575 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003638/2.046, allocations: 2.846 MB / 1.151 GB, free: 270.2 MB / 0.8575 GB
Notification: Performance of simCode: alias equations: time 0.004116/2.05, allocations: 1.656 MB / 1.152 GB, free: 268.5 MB / 0.8575 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001697/2.052, allocations: 1.226 MB / 1.154 GB, free: 267.3 MB / 0.8575 GB
Notification: Performance of SimCode: time 1.623e-06/2.052, allocations: 3.938 kB / 1.154 GB, free: 267.3 MB / 0.8575 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1838/2.236, allocations: 107.8 MB / 1.259 GB, free: 160 MB / 0.8575 GB
Notification: Performance of buildModelFMU: Generate platform static: time 18.6/20.84, allocations: 14.23 kB / 1.259 GB, free: 159.9 MB / 0.8575 GB
"
[Timeout remaining time 639]
(rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator  --tempDir=temp_IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=50 --tolerance=1e-06 IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 24.876355531043373]
Failed to read output from testmodel.py, exit status != 0:
21.06649642699631 21.086869816 20.413556358
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f4c9a30b3a0>