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 0.0008476/0.0008476, allocations: 84.8 kB / 21.62 MB, free: 2.84 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 0.001056/0.001056, allocations: 170.6 kB / 25.05 MB, free: 9.203 MB / 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 0.9316/0.9316, allocations: 177.1 MB / 205.5 MB, free: 5.438 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 1.876/1.876, allocations: 389.6 MB / 0.6363 GB, free: 12.27 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 1.553e-06/1.553e-06, allocations: 0 / 0.7762 GB, free: 5.18 MB / 0.7292 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.194e-05/2.349e-05, allocations: 4.094 kB / 0.7762 GB, free: 5.176 MB / 0.7292 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.008276/0.0083, allocations: 9.41 MB / 0.7854 GB, free: 11.77 MB / 0.7448 GB
Notification: Performance of NFInst.instExpressions: time 0.007417/0.01572, allocations: 3.891 MB / 0.7892 GB, free: 7.883 MB / 0.7448 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002268/0.01798, allocations: 67.69 kB / 0.7893 GB, free: 7.816 MB / 0.7448 GB
Notification: Performance of NFTyping.typeComponents: time 0.001314/0.0193, allocations: 457.9 kB / 0.7897 GB, free: 7.367 MB / 0.7448 GB
Notification: Performance of NFTyping.typeBindings: time 0.002557/0.02186, allocations: 1.223 MB / 0.7909 GB, free: 6.145 MB / 0.7448 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001944/0.0238, allocations: 0.9442 MB / 0.7918 GB, free: 5.203 MB / 0.7448 GB
Notification: Performance of NFFlatten.flatten: time 0.004992/0.02879, allocations: 5.432 MB / 0.7972 GB, free: 15.76 MB / 0.7605 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.003993/0.03278, allocations: 3.659 MB / 0.8007 GB, free: 11.98 MB / 0.7605 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004654/0.03744, allocations: 3.336 MB / 0.804 GB, free: 8.641 MB / 0.7605 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003818/0.04126, allocations: 2.842 MB / 0.8068 GB, free: 5.797 MB / 0.7605 GB
Notification: Performance of NFPackage.collectConstants: time 0.001048/0.04231, allocations: 0.5078 MB / 0.8073 GB, free: 5.289 MB / 0.7605 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001391/0.0437, allocations: 0.7117 MB / 0.8079 GB, free: 4.578 MB / 0.7605 GB
Notification: Performance of NFScalarize.scalarize: time 0.001786/0.04548, allocations: 2.425 MB / 0.8103 GB, free: 2.148 MB / 0.7605 GB
Notification: Performance of NFVerifyModel.verify: time 0.002387/0.04787, allocations: 1.552 MB / 0.8118 GB, free: 0.5938 MB / 0.7605 GB
Notification: Performance of NFConvertDAE.convert: time 0.003727/0.0516, allocations: 4.123 MB / 0.8159 GB, free: 12.46 MB / 0.7761 GB
Notification: Performance of FrontEnd - DAE generated: time 5.64e-06/0.0516, allocations: 0 / 0.8159 GB, free: 12.46 MB / 0.7761 GB
Notification: Performance of FrontEnd: time 1.543e-06/0.0516, allocations: 0 / 0.8159 GB, free: 12.46 MB / 0.7761 GB
Notification: Performance of Transformations before backend: time 7.794e-05/0.05168, allocations: 0 / 0.8159 GB, free: 12.46 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 0.003879/0.05556, allocations: 3.516 MB / 0.8193 GB, free: 8.914 MB / 0.7761 GB
Notification: Performance of prepare preOptimizeDAE: time 3.89e-05/0.0556, allocations: 13.28 kB / 0.8193 GB, free: 8.902 MB / 0.7761 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004369/0.05997, allocations: 1.454 MB / 0.8207 GB, free: 7.453 MB / 0.7761 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002184/0.06215, allocations: 1.52 MB / 0.8222 GB, free: 5.906 MB / 0.7761 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000137/0.06229, allocations: 271.5 kB / 0.8225 GB, free: 5.641 MB / 0.7761 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004443/0.06273, allocations: 344.3 kB / 0.8228 GB, free: 5.305 MB / 0.7761 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.004585/0.06732, allocations: 3.342 MB / 0.8261 GB, free: 1.848 MB / 0.7761 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.462e-05/0.06738, allocations: 11.89 kB / 0.8261 GB, free: 1.836 MB / 0.7761 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002762/0.06765, allocations: 144 kB / 0.8262 GB, free: 1.695 MB / 0.7761 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002666/0.06792, allocations: 315.2 kB / 0.8265 GB, free: 1.387 MB / 0.7761 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002173/0.07009, allocations: 1.405 MB / 0.8279 GB, free: 15.97 MB / 0.7917 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01408/0.08417, allocations: 12.93 MB / 0.8405 GB, free: 2.5 MB / 0.7917 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001827/0.086, allocations: 1.707 MB / 0.8422 GB, free: 0.7305 MB / 0.7917 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001101/0.0871, allocations: 0.8743 MB / 0.843 GB, free: 15.86 MB / 0.8073 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001466/0.08725, allocations: 53.98 kB / 0.8431 GB, free: 15.8 MB / 0.8073 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.056e-05/0.08729, allocations: 64.48 kB / 0.8431 GB, free: 15.73 MB / 0.8073 GB
Notification: Performance of pre-optimization done (n=208): time 5.18e-06/0.08729, allocations: 0 / 0.8431 GB, free: 15.73 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 0.009431/0.09673, allocations: 4.54 MB / 0.8476 GB, free: 11.21 MB / 0.8073 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.649e-05/0.0968, allocations: 235.6 kB / 0.8478 GB, free: 10.93 MB / 0.8073 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008145/0.09762, allocations: 1 MB / 0.8488 GB, free: 9.922 MB / 0.8073 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001223/0.09774, allocations: 61.7 kB / 0.8488 GB, free: 9.855 MB / 0.8073 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005518/0.09829, allocations: 1.441 MB / 0.8502 GB, free: 8.395 MB / 0.8073 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0004753/0.09877, allocations: 0.7513 MB / 0.851 GB, free: 7.637 MB / 0.8073 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005484/0.09931, allocations: 0.5014 MB / 0.8515 GB, free: 7.129 MB / 0.8073 GB
Notification: Performance of setup shared object (initialization): time 6.642e-05/0.09938, allocations: 301.1 kB / 0.8518 GB, free: 6.832 MB / 0.8073 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006123/0.09999, allocations: 445.2 kB / 0.8522 GB, free: 6.391 MB / 0.8073 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.001087/0.1011, allocations: 1.307 MB / 0.8535 GB, free: 4.691 MB / 0.8073 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.001643/0.1027, allocations: 1.9 MB / 0.8553 GB, free: 2.422 MB / 0.8073 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.037e-05/0.1027, allocations: 8 kB / 0.8553 GB, free: 2.414 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 0.004194/0.1069, allocations: 2.728 MB / 0.858 GB, free: 15.66 MB / 0.823 GB
Notification: Performance of prepare postOptimizeDAE: time 3.094e-05/0.107, allocations: 20.06 kB / 0.858 GB, free: 15.64 MB / 0.823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.967e-05/0.107, allocations: 28 kB / 0.858 GB, free: 15.62 MB / 0.823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.004645/0.1116, allocations: 1.753 MB / 0.8597 GB, free: 13.86 MB / 0.823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001966/0.1136, allocations: 0.7449 MB / 0.8605 GB, free: 13.11 MB / 0.823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.007713/0.1213, allocations: 7.303 MB / 0.8676 GB, free: 5.578 MB / 0.823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00161/0.1229, allocations: 219 kB / 0.8678 GB, free: 5.363 MB / 0.823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001737/0.1231, allocations: 107.9 kB / 0.8679 GB, free: 5.258 MB / 0.823 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001318/0.1244, allocations: 0.5665 MB / 0.8685 GB, free: 4.684 MB / 0.823 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0009375/0.1254, allocations: 1.31 MB / 0.8697 GB, free: 2.965 MB / 0.823 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.00274/0.1281, allocations: 2.683 MB / 0.8724 GB, free: 15.89 MB / 0.8386 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.864e-05/0.1281, allocations: 8 kB / 0.8724 GB, free: 15.88 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 0.003497/0.1316, allocations: 2.517 MB / 0.8748 GB, free: 13.34 MB / 0.8386 GB
Notification: Performance of prepare postOptimizeDAE: time 2.38e-05/0.1316, allocations: 20 kB / 0.8748 GB, free: 13.32 MB / 0.8386 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.525e-05/0.1317, allocations: 24 kB / 0.8749 GB, free: 13.29 MB / 0.8386 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.001266/0.1329, allocations: 0.5494 MB / 0.8754 GB, free: 12.73 MB / 0.8386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001904/0.1348, allocations: 0.7996 MB / 0.8762 GB, free: 11.93 MB / 0.8386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005477/0.1403, allocations: 9.022 MB / 0.885 GB, free: 2.508 MB / 0.8386 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001751/0.1421, allocations: 223 kB / 0.8852 GB, free: 2.289 MB / 0.8386 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001791/0.1422, allocations: 115.9 kB / 0.8853 GB, free: 2.176 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 0.0006887/0.1429, allocations: 371.6 kB / 0.8857 GB, free: 1.809 MB / 0.8386 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003822/0.1433, allocations: 187.8 kB / 0.8859 GB, free: 1.625 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 0.003868/0.1472, allocations: 2.378 MB / 0.8882 GB, free: 15.22 MB / 0.8542 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.725e-05/0.1472, allocations: 24 kB / 0.8882 GB, free: 15.2 MB / 0.8542 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 6.372e-06/0.1472, allocations: 0 / 0.8882 GB, free: 15.2 MB / 0.8542 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.46e-05/0.1472, allocations: 11.97 kB / 0.8882 GB, free: 15.19 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 0.007083/0.1543, allocations: 5.134 MB / 0.8932 GB, free: 9.926 MB / 0.8542 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.426e-06/0.1543, allocations: 4 kB / 0.8932 GB, free: 9.922 MB / 0.8542 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001444/0.1557, allocations: 496.1 kB / 0.8937 GB, free: 9.438 MB / 0.8542 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.004275/0.16, allocations: 1.797 MB / 0.8955 GB, free: 7.625 MB / 0.8542 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002189/0.1602, allocations: 51.95 kB / 0.8955 GB, free: 7.574 MB / 0.8542 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.006707/0.1669, allocations: 7.072 MB / 0.9024 GB, free: 252 kB / 0.8542 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.04e-06/0.167, allocations: 12.03 kB / 0.9024 GB, free: 240 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 0.003931/0.1709, allocations: 2.78 MB / 0.9051 GB, free: 13.35 MB / 0.8698 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0007681/0.1717, allocations: 430.1 kB / 0.9055 GB, free: 12.93 MB / 0.8698 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000179/0.1718, allocations: 47.92 kB / 0.9056 GB, free: 12.88 MB / 0.8698 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008252/0.1727, allocations: 75.97 kB / 0.9057 GB, free: 12.8 MB / 0.8698 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003421/0.173, allocations: 170 kB / 0.9058 GB, free: 12.64 MB / 0.8698 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001052/0.1731, allocations: 55.95 kB / 0.9059 GB, free: 12.59 MB / 0.8698 GB
Notification: Performance of sorting global known variables: time 0.0005006/0.1736, allocations: 457.9 kB / 0.9063 GB, free: 12.13 MB / 0.8698 GB
Notification: Performance of sort global known variables: time 2.7e-07/0.1736, allocations: 4 kB / 0.9063 GB, free: 12.13 MB / 0.8698 GB
Notification: Performance of remove unused functions: time 0.003869/0.1775, allocations: 1.461 MB / 0.9078 GB, free: 10.67 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 0.0002905/0.1778, allocations: 140.1 kB / 0.9079 GB, free: 10.52 MB / 0.8698 GB
Notification: Performance of simCode: created initialization part: time 0.005227/0.183, allocations: 3.589 MB / 0.9114 GB, free: 6.867 MB / 0.8698 GB
Notification: Performance of simCode: created event and clocks part: time 5.44e-05/0.183, allocations: 27.84 kB / 0.9114 GB, free: 6.84 MB / 0.8698 GB
Notification: Performance of simCode: created simulation system equations: time 0.001822/0.1849, allocations: 1.328 MB / 0.9127 GB, free: 5.484 MB / 0.8698 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001705/0.1866, allocations: 495.8 kB / 0.9132 GB, free: 5.004 MB / 0.8698 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.008677/0.1952, allocations: 5.606 MB / 0.9187 GB, free: 15.27 MB / 0.8855 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009201/0.1962, allocations: 0.9686 MB / 0.9196 GB, free: 14.28 MB / 0.8855 GB
Notification: Performance of simCode: alias equations: time 0.001782/0.1979, allocations: 0.5538 MB / 0.9201 GB, free: 13.72 MB / 0.8855 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007155/0.1987, allocations: 331.2 kB / 0.9205 GB, free: 13.4 MB / 0.8855 GB
Notification: Performance of SimCode: time 2.124e-06/0.1987, allocations: 0 / 0.9205 GB, free: 13.4 MB / 0.8855 GB
Notification: Performance of Templates: time 0.05489/0.2536, allocations: 48.45 MB / 0.9678 GB, free: 13.22 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  -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: 5.7038443787023425]