Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_13_Buildings.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 0.001165/0.001165, allocations: 80.92 kB / 20.75 MB, free: 3.742 MB / 18.57 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 0.001443/0.001443, allocations: 161 kB / 24.17 MB, free: 332 kB / 18.57 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 0.9498/0.9498, allocations: 177.2 MB / 204.6 MB, free: 5.48 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/package.mo): time 1.966/1.966, allocations: 389.6 MB / 0.6354 GB, free: 12.32 MB / 0.6042 GB
"
[Timeout remaining time 178]
Using package Buildings with version 13.0.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.433e-06/1.433e-06, allocations: 0 / 0.7753 GB, free: 5.27 MB / 0.7292 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.711e-05/1.854e-05, allocations: 5.828 kB / 0.7753 GB, free: 5.266 MB / 0.7292 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01228/0.0123, allocations: 9.407 MB / 0.7845 GB, free: 11.86 MB / 0.7448 GB
Notification: Performance of NFInst.instExpressions: time 0.007692/0.01999, allocations: 3.9 MB / 0.7883 GB, free: 7.965 MB / 0.7448 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0005849/0.02058, allocations: 64.53 kB / 0.7884 GB, free: 7.902 MB / 0.7448 GB
Notification: Performance of NFTyping.typeComponents: time 0.000768/0.02134, allocations: 466.3 kB / 0.7888 GB, free: 7.445 MB / 0.7448 GB
Notification: Performance of NFTyping.typeBindings: time 0.001303/0.02265, allocations: 1.222 MB / 0.79 GB, free: 6.223 MB / 0.7448 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001076/0.02372, allocations: 0.9402 MB / 0.7909 GB, free: 5.285 MB / 0.7448 GB
Notification: Performance of NFFlatten.flatten: time 0.003591/0.02731, allocations: 5.44 MB / 0.7962 GB, free: 15.83 MB / 0.7605 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.002937/0.03025, allocations: 3.658 MB / 0.7998 GB, free: 12.06 MB / 0.7605 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003067/0.03332, allocations: 3.33 MB / 0.8031 GB, free: 8.723 MB / 0.7605 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002578/0.0359, allocations: 2.835 MB / 0.8058 GB, free: 5.887 MB / 0.7605 GB
Notification: Performance of NFPackage.collectConstants: time 0.00052/0.03642, allocations: 0.5078 MB / 0.8063 GB, free: 5.379 MB / 0.7605 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0009019/0.03732, allocations: 0.7142 MB / 0.807 GB, free: 4.664 MB / 0.7605 GB
Notification: Performance of NFScalarize.scalarize: time 0.001614/0.03893, allocations: 2.426 MB / 0.8094 GB, free: 2.234 MB / 0.7605 GB
Notification: Performance of NFVerifyModel.verify: time 0.001163/0.0401, allocations: 1.556 MB / 0.8109 GB, free: 0.6758 MB / 0.7605 GB
Notification: Performance of NFConvertDAE.convert: time 0.002876/0.04297, allocations: 4.123 MB / 0.8149 GB, free: 12.54 MB / 0.7761 GB
Notification: Performance of FrontEnd - DAE generated: time 2.725e-06/0.04297, allocations: 4 kB / 0.8149 GB, free: 12.54 MB / 0.7761 GB
Notification: Performance of FrontEnd: time 9.01e-07/0.04297, allocations: 0 / 0.8149 GB, free: 12.54 MB / 0.7761 GB
Notification: Performance of Transformations before backend: time 3.429e-05/0.04301, allocations: 1.031 kB / 0.8149 GB, free: 12.54 MB / 0.7761 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 0.003552/0.04656, allocations: 3.513 MB / 0.8184 GB, free: 8.992 MB / 0.7761 GB
Notification: Performance of prepare preOptimizeDAE: time 3.175e-05/0.04659, allocations: 9.344 kB / 0.8184 GB, free: 8.984 MB / 0.7761 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004509/0.0511, allocations: 1.452 MB / 0.8198 GB, free: 7.539 MB / 0.7761 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001534/0.05264, allocations: 1.517 MB / 0.8213 GB, free: 5.992 MB / 0.7761 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000132/0.05277, allocations: 268 kB / 0.8215 GB, free: 5.73 MB / 0.7761 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003993/0.05317, allocations: 353.1 kB / 0.8219 GB, free: 5.387 MB / 0.7761 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.00385/0.05702, allocations: 3.335 MB / 0.8251 GB, free: 1.938 MB / 0.7761 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.259e-05/0.05707, allocations: 9.047 kB / 0.8251 GB, free: 1.93 MB / 0.7761 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002913/0.05736, allocations: 148 kB / 0.8253 GB, free: 1.785 MB / 0.7761 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002559/0.05762, allocations: 314.2 kB / 0.8256 GB, free: 1.477 MB / 0.7761 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002037/0.05965, allocations: 1.415 MB / 0.827 GB, free: 60 kB / 0.7761 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01127/0.07093, allocations: 12.93 MB / 0.8396 GB, free: 2.582 MB / 0.7917 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0018/0.07273, allocations: 1.692 MB / 0.8412 GB, free: 0.8281 MB / 0.7917 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001122/0.07385, allocations: 0.8947 MB / 0.8421 GB, free: 15.93 MB / 0.8073 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001332/0.07398, allocations: 57.97 kB / 0.8422 GB, free: 15.88 MB / 0.8073 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.883e-05/0.07402, allocations: 56.5 kB / 0.8422 GB, free: 15.81 MB / 0.8073 GB
Notification: Performance of pre-optimization done (n=208): time 4.889e-06/0.07403, allocations: 0 / 0.8422 GB, free: 15.81 MB / 0.8073 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 matching and sorting (n=211): time 0.0091/0.08313, allocations: 4.532 MB / 0.8466 GB, free: 11.3 MB / 0.8073 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.617e-05/0.0832, allocations: 235.6 kB / 0.8469 GB, free: 11.02 MB / 0.8073 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007191/0.08392, allocations: 0.9964 MB / 0.8478 GB, free: 10.02 MB / 0.8073 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001239/0.08404, allocations: 61.7 kB / 0.8479 GB, free: 9.949 MB / 0.8073 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005369/0.08458, allocations: 1.445 MB / 0.8493 GB, free: 8.484 MB / 0.8073 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0004116/0.08499, allocations: 0.7513 MB / 0.85 GB, free: 7.727 MB / 0.8073 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005657/0.08556, allocations: 0.4975 MB / 0.8505 GB, free: 7.223 MB / 0.8073 GB
Notification: Performance of setup shared object (initialization): time 6.218e-05/0.08562, allocations: 305.1 kB / 0.8508 GB, free: 6.922 MB / 0.8073 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007611/0.08638, allocations: 453.2 kB / 0.8513 GB, free: 6.473 MB / 0.8073 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009491/0.08733, allocations: 1.303 MB / 0.8525 GB, free: 4.777 MB / 0.8073 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.001672/0.089, allocations: 1.896 MB / 0.8544 GB, free: 2.512 MB / 0.8073 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.608e-06/0.08901, allocations: 8 kB / 0.8544 GB, free: 2.504 MB / 0.8073 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 : 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 matching and sorting (n=350) (initialization): time 0.004126/0.09314, allocations: 2.731 MB / 0.8571 GB, free: 15.75 MB / 0.823 GB
Notification: Performance of prepare postOptimizeDAE: time 2.271e-05/0.09316, allocations: 16.56 kB / 0.8571 GB, free: 15.74 MB / 0.823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.194e-05/0.09318, allocations: 32 kB / 0.8571 GB, free: 15.71 MB / 0.823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.005464/0.09865, allocations: 1.967 MB / 0.859 GB, free: 13.73 MB / 0.823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001722/0.1004, allocations: 0.7488 MB / 0.8598 GB, free: 12.98 MB / 0.823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.007307/0.1077, allocations: 7.308 MB / 0.8669 GB, free: 5.441 MB / 0.823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001193/0.1089, allocations: 227 kB / 0.8671 GB, free: 5.219 MB / 0.823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001655/0.109, allocations: 111.9 kB / 0.8672 GB, free: 5.109 MB / 0.823 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0012/0.1102, allocations: 0.5509 MB / 0.8678 GB, free: 4.551 MB / 0.823 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0009392/0.1112, allocations: 1.321 MB / 0.869 GB, free: 2.82 MB / 0.823 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.00259/0.1138, allocations: 2.683 MB / 0.8717 GB, free: 15.75 MB / 0.8386 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 9.177e-06/0.1138, allocations: 12 kB / 0.8717 GB, free: 15.73 MB / 0.8386 GB
Warning: The linear system: 
1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : 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]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : 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]
[
  -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.v3_n[2] ;
  line2.v3_p[2] ;
  line2.v1_p[2] ;
  line2.v1_n[2]
]
  =
[
  -transformer.conv3.V2[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] ;
  -loadRL.load3.v[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]
]
 might be structurally or numerically singular for variable line2.v1_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.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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1]
]
  =
[
  -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] ;
  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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=350) (initialization_lambda0): time 0.003208/0.117, allocations: 2.502 MB / 0.8741 GB, free: 13.2 MB / 0.8386 GB
Notification: Performance of prepare postOptimizeDAE: time 1.641e-05/0.117, allocations: 20.09 kB / 0.8741 GB, free: 13.18 MB / 0.8386 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.847e-05/0.117, allocations: 28 kB / 0.8742 GB, free: 13.16 MB / 0.8386 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.001199/0.1182, allocations: 0.5529 MB / 0.8747 GB, free: 12.59 MB / 0.8386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001862/0.1201, allocations: 0.8074 MB / 0.8755 GB, free: 11.78 MB / 0.8386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005183/0.1253, allocations: 9.021 MB / 0.8843 GB, free: 2.359 MB / 0.8386 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001032/0.1263, allocations: 219.1 kB / 0.8845 GB, free: 2.145 MB / 0.8386 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001592/0.1264, allocations: 99.95 kB / 0.8846 GB, free: 2.047 MB / 0.8386 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 (294):
 * Single equations (assignments): 292
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.0004362/0.1269, allocations: 386 kB / 0.885 GB, free: 1.664 MB / 0.8386 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004676/0.1274, allocations: 183.8 kB / 0.8851 GB, free: 1.484 MB / 0.8386 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 wrapFunctionCalls (simulation): time 0.003644/0.131, allocations: 2.378 MB / 0.8875 GB, free: 15.08 MB / 0.8542 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.309e-05/0.131, allocations: 24.08 kB / 0.8875 GB, free: 15.06 MB / 0.8542 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 5.62e-06/0.131, allocations: 7.938 kB / 0.8875 GB, free: 15.05 MB / 0.8542 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.372e-05/0.131, allocations: 11.95 kB / 0.8875 GB, free: 15.04 MB / 0.8542 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 removeSimpleEquations (simulation): time 0.006645/0.1377, allocations: 5.122 MB / 0.8925 GB, free: 9.789 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.202e-06/0.1377, allocations: 8 kB / 0.8925 GB, free: 9.781 MB / 0.8542 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00127/0.139, allocations: 0.4918 MB / 0.893 GB, free: 9.289 MB / 0.8542 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.004064/0.143, allocations: 1.789 MB / 0.8948 GB, free: 7.488 MB / 0.8542 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001221/0.1431, allocations: 55.95 kB / 0.8948 GB, free: 7.434 MB / 0.8542 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.006369/0.1495, allocations: 7.068 MB / 0.9017 GB, free: 108 kB / 0.8542 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.199e-06/0.1495, allocations: 11.94 kB / 0.9017 GB, free: 96 kB / 0.8542 GB
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1]
]
  =
[
  -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] ;
  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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003506/0.153, allocations: 2.783 MB / 0.9044 GB, free: 13.21 MB / 0.8698 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0005192/0.1535, allocations: 438 kB / 0.9049 GB, free: 12.78 MB / 0.8698 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001753/0.1537, allocations: 44 kB / 0.9049 GB, free: 12.74 MB / 0.8698 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007942/0.1545, allocations: 83.95 kB / 0.905 GB, free: 12.66 MB / 0.8698 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002491/0.1548, allocations: 170.1 kB / 0.9051 GB, free: 12.49 MB / 0.8698 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001067/0.1549, allocations: 51.95 kB / 0.9052 GB, free: 12.44 MB / 0.8698 GB
Notification: Performance of sorting global known variables: time 0.0003746/0.1552, allocations: 449.9 kB / 0.9056 GB, free: 12 MB / 0.8698 GB
Notification: Performance of sort global known variables: time 6e-08/0.1552, allocations: 0 / 0.9056 GB, free: 12 MB / 0.8698 GB
Notification: Performance of remove unused functions: time 0.003086/0.1583, allocations: 1.461 MB / 0.907 GB, free: 10.54 MB / 0.8698 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 28
 * 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 (158):
 * Single equations (assignments): 156
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0002422/0.1586, allocations: 156 kB / 0.9072 GB, free: 10.38 MB / 0.8698 GB
Notification: Performance of simCode: created initialization part: time 0.004198/0.1628, allocations: 3.586 MB / 0.9107 GB, free: 6.723 MB / 0.8698 GB
Notification: Performance of simCode: created event and clocks part: time 4.24e-05/0.1628, allocations: 31.84 kB / 0.9107 GB, free: 6.691 MB / 0.8698 GB
Notification: Performance of simCode: created simulation system equations: time 0.001514/0.1643, allocations: 1.316 MB / 0.912 GB, free: 5.348 MB / 0.8698 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00127/0.1656, allocations: 498.1 kB / 0.9125 GB, free: 4.863 MB / 0.8698 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007197/0.1728, allocations: 5.603 MB / 0.918 GB, free: 15.13 MB / 0.8855 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008179/0.1736, allocations: 0.9686 MB / 0.9189 GB, free: 14.14 MB / 0.8855 GB
Notification: Performance of simCode: alias equations: time 0.001495/0.1751, allocations: 0.5499 MB / 0.9194 GB, free: 13.59 MB / 0.8855 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007558/0.1759, allocations: 319.2 kB / 0.9197 GB, free: 13.27 MB / 0.8855 GB
Notification: Performance of SimCode: time 9.32e-07/0.1759, allocations: 0 / 0.9197 GB, free: 13.27 MB / 0.8855 GB
Notification: Performance of Templates: time 0.05166/0.2275, allocations: 48.46 MB / 0.9671 GB, free: 13.08 MB / 0.9323 GB
"
[Timeout remaining time 300]
make -j1 -f Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300]
(rm -f Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -lv LOG_STATS > Buildings_13_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 5.747771474998444]