Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 0.001521/0.001521, allocations: 80.88 kB / 19.94 MB, free: 4.547 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 0.001857/0.001857, allocations: 181 kB / 23.36 MB, free: 1.133 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 1.121/1.121, allocations: 177.1 MB / 203.8 MB, free: 5.48 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 2.469/2.469, allocations: 438.8 MB / 0.6827 GB, free: 13.61 MB / 0.6511 GB
"
[Timeout remaining time 177]
Using package Buildings with version 14.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 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: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.[0-9,]+.|err_V3.[0-9,]+.|err_V4.[0-9,]+.|err_Theta2.[0-9,]+.|err_Theta3.[0-9,]+.|err_Theta4.[0-9,]+.",fileNamePrefix="Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.173e-06/1.173e-06, allocations: 0 / 0.8387 GB, free: 14.09 MB / 0.8073 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.081e-05/2.198e-05, allocations: 8.781 kB / 0.8387 GB, free: 14.08 MB / 0.8073 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.00827/0.008292, allocations: 9.399 MB / 0.8479 GB, free: 4.633 MB / 0.8073 GB
Notification: Performance of NFInst.instExpressions: time 0.006213/0.01451, allocations: 3.912 MB / 0.8517 GB, free: 0.7109 MB / 0.8073 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0009701/0.01548, allocations: 63.75 kB / 0.8518 GB, free: 0.6484 MB / 0.8073 GB
Notification: Performance of NFTyping.typeComponents: time 0.001119/0.01659, allocations: 457 kB / 0.8522 GB, free: 204 kB / 0.8073 GB
Notification: Performance of NFTyping.typeBindings: time 0.001845/0.01844, allocations: 1.216 MB / 0.8534 GB, free: 14.98 MB / 0.823 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001523/0.01996, allocations: 0.9475 MB / 0.8543 GB, free: 14.03 MB / 0.823 GB
Notification: Performance of NFFlatten.flatten: time 0.004275/0.02424, allocations: 5.432 MB / 0.8597 GB, free: 8.582 MB / 0.823 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.003671/0.02791, allocations: 3.648 MB / 0.8632 GB, free: 4.812 MB / 0.823 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004268/0.03218, allocations: 3.326 MB / 0.8665 GB, free: 1.48 MB / 0.823 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003717/0.03589, allocations: 2.841 MB / 0.8692 GB, free: 14.63 MB / 0.8386 GB
Notification: Performance of NFPackage.collectConstants: time 0.001386/0.03728, allocations: 0.5078 MB / 0.8697 GB, free: 14.12 MB / 0.8386 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001455/0.03874, allocations: 0.722 MB / 0.8704 GB, free: 13.4 MB / 0.8386 GB
Notification: Performance of NFScalarize.scalarize: time 0.002007/0.04074, allocations: 2.425 MB / 0.8728 GB, free: 10.97 MB / 0.8386 GB
Notification: Performance of NFVerifyModel.verify: time 0.002144/0.04289, allocations: 1.548 MB / 0.8743 GB, free: 9.422 MB / 0.8386 GB
Notification: Performance of NFConvertDAE.convert: time 0.003725/0.04661, allocations: 4.126 MB / 0.8783 GB, free: 5.285 MB / 0.8386 GB
Notification: Performance of FrontEnd - DAE generated: time 5.069e-06/0.04662, allocations: 0 / 0.8783 GB, free: 5.285 MB / 0.8386 GB
Notification: Performance of FrontEnd: time 7.52e-07/0.04662, allocations: 0 / 0.8783 GB, free: 5.285 MB / 0.8386 GB
Notification: Performance of Transformations before backend: time 0.0001059/0.04672, allocations: 4 kB / 0.8784 GB, free: 5.281 MB / 0.8386 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 0.004661/0.05138, allocations: 3.502 MB / 0.8818 GB, free: 1.738 MB / 0.8386 GB
Notification: Performance of prepare preOptimizeDAE: time 4.102e-05/0.05142, allocations: 12.62 kB / 0.8818 GB, free: 1.727 MB / 0.8386 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004828/0.05625, allocations: 1.455 MB / 0.8832 GB, free: 276 kB / 0.8386 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002345/0.0586, allocations: 1.525 MB / 0.8847 GB, free: 14.71 MB / 0.8542 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001612/0.05876, allocations: 275.4 kB / 0.885 GB, free: 14.45 MB / 0.8542 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0004601/0.05922, allocations: 348.3 kB / 0.8853 GB, free: 14.11 MB / 0.8542 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.004645/0.06386, allocations: 3.322 MB / 0.8885 GB, free: 10.66 MB / 0.8542 GB
Notification: Performance of preOpt findStateOrder (simulation): time 5.819e-05/0.06392, allocations: 7.938 kB / 0.8885 GB, free: 10.65 MB / 0.8542 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0003039/0.06423, allocations: 155.9 kB / 0.8887 GB, free: 10.5 MB / 0.8542 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002809/0.06451, allocations: 310.2 kB / 0.889 GB, free: 10.2 MB / 0.8542 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002326/0.06683, allocations: 1.413 MB / 0.8904 GB, free: 8.77 MB / 0.8542 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01423/0.08106, allocations: 12.93 MB / 0.903 GB, free: 11.27 MB / 0.8698 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001929/0.08299, allocations: 1.706 MB / 0.9047 GB, free: 9.496 MB / 0.8698 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001116/0.08411, allocations: 0.8697 MB / 0.9055 GB, free: 8.598 MB / 0.8698 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000134/0.08424, allocations: 61.97 kB / 0.9056 GB, free: 8.535 MB / 0.8698 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.089e-05/0.08428, allocations: 64.48 kB / 0.9056 GB, free: 8.465 MB / 0.8698 GB
Notification: Performance of pre-optimization done (n=208): time 5.4e-06/0.08429, allocations: 0 / 0.9056 GB, free: 8.465 MB / 0.8698 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 0.009713/0.094, allocations: 4.526 MB / 0.9101 GB, free: 3.93 MB / 0.8698 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.838e-05/0.09408, allocations: 231.6 kB / 0.9103 GB, free: 3.652 MB / 0.8698 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008464/0.09493, allocations: 0.9964 MB / 0.9112 GB, free: 2.645 MB / 0.8698 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001489/0.09507, allocations: 69.62 kB / 0.9113 GB, free: 2.57 MB / 0.8698 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005831/0.09566, allocations: 1.441 MB / 0.9127 GB, free: 1.113 MB / 0.8698 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0005044/0.09616, allocations: 0.759 MB / 0.9135 GB, free: 356 kB / 0.8698 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005966/0.09676, allocations: 0.4898 MB / 0.9139 GB, free: 15.85 MB / 0.8855 GB
Notification: Performance of setup shared object (initialization): time 6.666e-05/0.09683, allocations: 313.1 kB / 0.9142 GB, free: 15.54 MB / 0.8855 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006483/0.09747, allocations: 445.2 kB / 0.9147 GB, free: 15.1 MB / 0.8855 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.001109/0.09858, allocations: 1.303 MB / 0.9159 GB, free: 13.4 MB / 0.8855 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.001765/0.1003, allocations: 1.896 MB / 0.9178 GB, free: 11.14 MB / 0.8855 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.534e-05/0.1004, allocations: 8 kB / 0.9178 GB, free: 11.13 MB / 0.8855 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 0.005529/0.1059, allocations: 2.735 MB / 0.9205 GB, free: 8.371 MB / 0.8855 GB
Notification: Performance of prepare postOptimizeDAE: time 4.681e-05/0.1059, allocations: 16 kB / 0.9205 GB, free: 8.355 MB / 0.8855 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.954e-05/0.106, allocations: 28.56 kB / 0.9205 GB, free: 8.328 MB / 0.8855 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.006125/0.1121, allocations: 1.974 MB / 0.9224 GB, free: 6.344 MB / 0.8855 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00203/0.1141, allocations: 0.741 MB / 0.9232 GB, free: 5.602 MB / 0.8855 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.008064/0.1222, allocations: 7.299 MB / 0.9303 GB, free: 14.07 MB / 0.9011 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002139/0.1243, allocations: 226.9 kB / 0.9305 GB, free: 13.85 MB / 0.9011 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002736/0.1246, allocations: 120 kB / 0.9306 GB, free: 13.73 MB / 0.9011 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001767/0.1264, allocations: 0.5509 MB / 0.9312 GB, free: 13.18 MB / 0.9011 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001064/0.1275, allocations: 1.314 MB / 0.9324 GB, free: 11.46 MB / 0.9011 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002979/0.1304, allocations: 2.687 MB / 0.9351 GB, free: 8.387 MB / 0.9011 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.519e-05/0.1304, allocations: 8 kB / 0.9351 GB, free: 8.379 MB / 0.9011 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 0.003583/0.134, allocations: 2.528 MB / 0.9375 GB, free: 5.832 MB / 0.9011 GB
Notification: Performance of prepare postOptimizeDAE: time 2.318e-05/0.1341, allocations: 16.56 kB / 0.9376 GB, free: 5.816 MB / 0.9011 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.299e-05/0.1341, allocations: 28 kB / 0.9376 GB, free: 5.789 MB / 0.9011 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.001339/0.1354, allocations: 0.5423 MB / 0.9381 GB, free: 5.234 MB / 0.9011 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002037/0.1375, allocations: 0.8073 MB / 0.9389 GB, free: 4.426 MB / 0.9011 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005519/0.143, allocations: 9.023 MB / 0.9477 GB, free: 10.99 MB / 0.9167 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001585/0.1446, allocations: 211.1 kB / 0.9479 GB, free: 10.79 MB / 0.9167 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001954/0.1448, allocations: 107.9 kB / 0.948 GB, free: 10.68 MB / 0.9167 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 0.0007234/0.1455, allocations: 390.2 kB / 0.9484 GB, free: 10.29 MB / 0.9167 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004861/0.146, allocations: 179.8 kB / 0.9486 GB, free: 10.12 MB / 0.9167 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 0.00454/0.1505, allocations: 2.38 MB / 0.9509 GB, free: 7.695 MB / 0.9167 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.316e-05/0.1505, allocations: 24 kB / 0.9509 GB, free: 7.672 MB / 0.9167 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.054e-05/0.1505, allocations: 4 kB / 0.9509 GB, free: 7.668 MB / 0.9167 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.013e-05/0.1506, allocations: 11.95 kB / 0.9509 GB, free: 7.656 MB / 0.9167 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 0.007771/0.1583, allocations: 5.132 MB / 0.9559 GB, free: 2.402 MB / 0.9167 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.827e-06/0.1583, allocations: 8 kB / 0.9559 GB, free: 2.395 MB / 0.9167 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001584/0.1599, allocations: 495.4 kB / 0.9564 GB, free: 1.91 MB / 0.9167 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.004416/0.1643, allocations: 1.793 MB / 0.9582 GB, free: 108 kB / 0.9167 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002024/0.1645, allocations: 55.95 kB / 0.9582 GB, free: 52 kB / 0.9167 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.006933/0.1715, allocations: 7.068 MB / 0.9651 GB, free: 8.723 MB / 0.9323 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.951e-06/0.1715, allocations: 11.94 kB / 0.9651 GB, free: 8.711 MB / 0.9323 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 0.003997/0.1755, allocations: 2.779 MB / 0.9678 GB, free: 5.828 MB / 0.9323 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0008499/0.1763, allocations: 442 kB / 0.9683 GB, free: 5.395 MB / 0.9323 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002043/0.1765, allocations: 44 kB / 0.9683 GB, free: 5.352 MB / 0.9323 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008563/0.1774, allocations: 79.95 kB / 0.9684 GB, free: 5.273 MB / 0.9323 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003747/0.1778, allocations: 170.1 kB / 0.9685 GB, free: 5.105 MB / 0.9323 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001121/0.1779, allocations: 59.89 kB / 0.9686 GB, free: 5.047 MB / 0.9323 GB
Notification: Performance of sorting global known variables: time 0.0004917/0.1784, allocations: 445.9 kB / 0.969 GB, free: 4.605 MB / 0.9323 GB
Notification: Performance of sort global known variables: time 2.21e-07/0.1784, allocations: 0 / 0.969 GB, free: 4.605 MB / 0.9323 GB
Notification: Performance of remove unused functions: time 0.003721/0.1821, allocations: 1.465 MB / 0.9705 GB, free: 3.141 MB / 0.9323 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 0.0003086/0.1824, allocations: 152 kB / 0.9706 GB, free: 2.984 MB / 0.9323 GB
Notification: Performance of simCode: created initialization part: time 0.005349/0.1877, allocations: 3.586 MB / 0.9741 GB, free: 15.34 MB / 0.948 GB
Notification: Performance of simCode: created event and clocks part: time 6.196e-05/0.1878, allocations: 28.34 kB / 0.9741 GB, free: 15.31 MB / 0.948 GB
Notification: Performance of simCode: created simulation system equations: time 0.001834/0.1896, allocations: 1.315 MB / 0.9754 GB, free: 13.96 MB / 0.948 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001674/0.1913, allocations: 0.4893 MB / 0.9759 GB, free: 13.48 MB / 0.948 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00883/0.2001, allocations: 5.596 MB / 0.9814 GB, free: 7.754 MB / 0.948 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009564/0.2011, allocations: 0.9802 MB / 0.9823 GB, free: 6.754 MB / 0.948 GB
Notification: Performance of simCode: alias equations: time 0.001799/0.2029, allocations: 0.5421 MB / 0.9828 GB, free: 6.207 MB / 0.948 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007647/0.2037, allocations: 327.2 kB / 0.9832 GB, free: 5.887 MB / 0.948 GB
Notification: Performance of SimCode: time 2.184e-06/0.2037, allocations: 0 / 0.9832 GB, free: 5.887 MB / 0.948 GB
Notification: Performance of Templates: time 0.05569/0.2593, allocations: 48.47 MB / 1.03 GB, free: 5.703 MB / 0.9948 GB
"
[Timeout remaining time 300]
make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 300]
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 6.379149284213781]