Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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 0.001953/0.001953, allocations: 104.3 kB / 19.7 MB, free: 2.156 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.002429/0.002429, allocations: 210.1 kB / 22.99 MB, free: 4.98 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.481/1.481, allocations: 230.6 MB / 256.8 MB, free: 7.793 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 3.176/3.176, allocations: 0.49 GB / 0.7959 GB, free: 35.48 MB / 0.6231 GB
"
[Timeout remaining time 176]
Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|err_V2.1.|err_V2.2.|err_V2.3.|err_V3.1.|err_V3.2.|err_V3.3.|err_V4.1.|err_V4.2.|err_V4.3.|err_Theta2.1.|err_Theta2.2.|err_Theta2.3.|err_Theta3.1.|err_Theta3.2.|err_Theta3.3.|err_Theta4.1.|err_Theta4.2.|err_Theta4.3.",fileNamePrefix="Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD") [Timeout 300]
"Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.002037/0.002037, allocations: 62.97 kB / 1.155 GB, free: 25.11 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3866/0.3886, allocations: 176.1 MB / 1.327 GB, free: 0.9297 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02581/0.4144, allocations: 17.93 MB / 1.345 GB, free: 14.93 MB / 1.045 GB
Notification: Performance of NFInst.instExpressions: time 0.01292/0.4273, allocations: 6.777 MB / 1.351 GB, free: 8.141 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001967/0.4293, allocations: 67.69 kB / 1.351 GB, free: 8.074 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.004384/0.4337, allocations: 1.488 MB / 1.353 GB, free: 6.582 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.004025/0.4377, allocations: 1.471 MB / 1.354 GB, free: 5.105 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003615/0.4413, allocations: 1.268 MB / 1.355 GB, free: 3.836 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.006895/0.4482, allocations: 5.476 MB / 1.361 GB, free: 14.35 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005255/0.4535, allocations: 3.417 MB / 1.364 GB, free: 10.83 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004349/0.4578, allocations: 2.423 MB / 1.367 GB, free: 8.398 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005802/0.4636, allocations: 3.179 MB / 1.37 GB, free: 5.211 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001237/0.4648, allocations: 0.5117 MB / 1.37 GB, free: 4.699 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002842/0.4677, allocations: 1.213 MB / 1.371 GB, free: 3.484 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.002934/0.4706, allocations: 2.303 MB / 1.374 GB, free: 1.176 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.0031/0.4737, allocations: 1.786 MB / 1.375 GB, free: 15.38 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.00984/0.4836, allocations: 7.835 MB / 1.383 GB, free: 7.523 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 5.43e-06/0.4836, allocations: 0 / 1.383 GB, free: 7.523 MB / 1.076 GB
Notification: Performance of FrontEnd: time 1.533e-06/0.4836, allocations: 0 / 1.383 GB, free: 7.523 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0002073/0.4838, allocations: 0 / 1.383 GB, free: 7.523 MB / 1.076 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 0.01119/0.495, allocations: 3.836 MB / 1.387 GB, free: 3.641 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 5.466e-05/0.495, allocations: 12.03 kB / 1.387 GB, free: 3.629 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01404/0.5091, allocations: 2.436 MB / 1.389 GB, free: 1.188 MB / 1.076 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006555/0.5156, allocations: 2.169 MB / 1.391 GB, free: 14.98 MB / 1.092 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002457/0.5159, allocations: 267.5 kB / 1.391 GB, free: 14.72 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001032/0.5169, allocations: 355.9 kB / 1.392 GB, free: 14.38 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01851/0.5354, allocations: 7.23 MB / 1.399 GB, free: 7.027 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.985e-05/0.5355, allocations: 4 kB / 1.399 GB, free: 7.023 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005276/0.536, allocations: 152 kB / 1.399 GB, free: 6.875 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005472/0.5366, allocations: 334.1 kB / 1.399 GB, free: 6.547 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01898/0.5555, allocations: 7.036 MB / 1.406 GB, free: 15.49 MB / 1.107 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03863/0.5942, allocations: 17.9 MB / 1.424 GB, free: 13.03 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009285/0.6035, allocations: 3.714 MB / 1.427 GB, free: 9.281 MB / 1.123 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006693/0.6102, allocations: 2.53 MB / 1.43 GB, free: 6.734 MB / 1.123 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002864/0.6104, allocations: 41.97 kB / 1.43 GB, free: 6.691 MB / 1.123 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.124e-05/0.6105, allocations: 68.45 kB / 1.43 GB, free: 6.617 MB / 1.123 GB
Notification: Performance of pre-optimization done (n=208): time 5.269e-06/0.6105, allocations: 0 / 1.43 GB, free: 6.617 MB / 1.123 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=271): time 0.1157/0.7263, allocations: 30.79 MB / 1.46 GB, free: 7.836 MB / 1.154 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001629/0.7264, allocations: 235.6 kB / 1.46 GB, free: 7.555 MB / 1.154 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002381/0.7288, allocations: 1.444 MB / 1.462 GB, free: 6.098 MB / 1.154 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005537/0.7294, allocations: 69.7 kB / 1.462 GB, free: 6.023 MB / 1.154 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001288/0.7306, allocations: 1.557 MB / 1.463 GB, free: 4.449 MB / 1.154 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001295/0.7319, allocations: 0.9606 MB / 1.464 GB, free: 3.48 MB / 1.154 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001332/0.7333, allocations: 0.6398 MB / 1.465 GB, free: 2.832 MB / 1.154 GB
Notification: Performance of setup shared object (initialization): time 0.0001915/0.7335, allocations: 301.1 kB / 1.465 GB, free: 2.535 MB / 1.154 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006366/0.7398, allocations: 2.69 MB / 1.468 GB, free: 15.84 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007332/0.7472, allocations: 3.647 MB / 1.471 GB, free: 11.79 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01422/0.7614, allocations: 6.406 MB / 1.477 GB, free: 4.988 MB / 1.17 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3e-05/0.7614, allocations: 4 kB / 1.478 GB, free: 4.984 MB / 1.17 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization): time 0.03283/0.7942, allocations: 10.75 MB / 1.488 GB, free: 10.17 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 6.091e-05/0.7943, allocations: 25.97 kB / 1.488 GB, free: 10.15 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.454e-05/0.7944, allocations: 28 kB / 1.488 GB, free: 10.12 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02214/0.8165, allocations: 5.548 MB / 1.493 GB, free: 4.559 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004724/0.8212, allocations: 0.9984 MB / 1.494 GB, free: 3.559 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04794/0.8692, allocations: 27.38 MB / 1.521 GB, free: 7.844 MB / 1.217 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004749/0.8739, allocations: 0.5733 MB / 1.522 GB, free: 7.27 MB / 1.217 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005703/0.8745, allocations: 147.9 kB / 1.522 GB, free: 7.125 MB / 1.217 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008715/0.8832, allocations: 3.987 MB / 1.526 GB, free: 3.129 MB / 1.217 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007095/0.8903, allocations: 3.607 MB / 1.529 GB, free: 15.12 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09423/0.9845, allocations: 24.46 MB / 1.553 GB, free: 6.18 MB / 1.248 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.187e-05/0.9846, allocations: 8 kB / 1.553 GB, free: 6.172 MB / 1.248 GB
Warning: The linear system: 
1 : transformer.conv1.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[2] ;
  line2.v1_p[2] ;
  line2.v3_p[2] ;
  line2.v3_n[2]
]
  =
[
  -transformer.conv1.V2[2] ;
  line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ;
  -loadRL.load3.v[2] ;
  line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1]
]
 might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[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_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1]
]
  =
[
  -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] ;
  -transformer.conv2.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]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.0279/1.012, allocations: 10.17 MB / 1.563 GB, free: 11.94 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 5.586e-05/1.013, allocations: 20.09 kB / 1.563 GB, free: 11.92 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.593e-05/1.013, allocations: 28 kB / 1.563 GB, free: 11.89 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01675/1.029, allocations: 4.309 MB / 1.567 GB, free: 7.562 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005158/1.034, allocations: 1.041 MB / 1.568 GB, free: 6.52 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03864/1.073, allocations: 26.16 MB / 1.594 GB, free: 11.82 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005063/1.078, allocations: 0.5615 MB / 1.594 GB, free: 11.25 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004825/1.079, allocations: 148 kB / 1.595 GB, free: 11.11 MB / 1.295 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.i1[2]) - line2.i3[2] - line2.i2[2]
         0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.001092/1.08, allocations: 402.5 kB / 1.595 GB, free: 10.71 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006202/1.08, allocations: 198.8 kB / 1.595 GB, free: 10.52 MB / 1.295 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.conv2.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.conv2.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 postOpt wrapFunctionCalls (simulation): time 0.02777/1.108, allocations: 9.921 MB / 1.605 GB, free: 0.5508 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.183e-05/1.108, allocations: 31.94 kB / 1.605 GB, free: 0.5195 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.749e-05/1.108, allocations: 12 kB / 1.605 GB, free: 0.5078 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.828e-05/1.108, allocations: 19.94 kB / 1.605 GB, free: 500 kB / 1.295 GB
Warning: The linear system: 
1 : 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]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : 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]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[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] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.9245/2.033, allocations: 14.8 MB / 1.619 GB, free: 255.8 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.75e-05/2.033, allocations: 8.203 kB / 1.619 GB, free: 255.8 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.004249/2.037, allocations: 0.7445 MB / 1.62 GB, free: 255.8 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.02093/2.058, allocations: 5.169 MB / 1.625 GB, free: 255.2 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006288/2.059, allocations: 77.89 kB / 1.625 GB, free: 255.2 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.05262/2.111, allocations: 26.4 MB / 1.651 GB, free: 241.8 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.576e-05/2.111, allocations: 15.56 kB / 1.651 GB, free: 241.8 MB / 1.295 GB
Warning: The linear system: 
1 : 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]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : 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]
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.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[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.conv2.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]
]
 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 0.04579/2.157, allocations: 9.903 MB / 1.661 GB, free: 237.5 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.003652/2.161, allocations: 0.6493 MB / 1.661 GB, free: 237.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001349/2.162, allocations: 51.59 kB / 1.661 GB, free: 237.2 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.007745/2.17, allocations: 0.5016 MB / 1.662 GB, free: 236.7 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001581/2.171, allocations: 249.7 kB / 1.662 GB, free: 236.5 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0007435/2.172, allocations: 93.16 kB / 1.662 GB, free: 236.4 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.002694/2.175, allocations: 0.944 MB / 1.663 GB, free: 235.4 MB / 1.295 GB
Notification: Performance of sort global known variables: time 3.91e-07/2.175, allocations: 0 / 1.663 GB, free: 235.4 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.01195/2.187, allocations: 1.848 MB / 1.665 GB, free: 233.6 MB / 1.295 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.001029/2.188, allocations: 178.1 kB / 1.665 GB, free: 233.4 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.05084/2.239, allocations: 12.04 MB / 1.677 GB, free: 221.3 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 2.568e-05/2.239, allocations: 0 / 1.677 GB, free: 221.3 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.01791/2.257, allocations: 4.243 MB / 1.681 GB, free: 217 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003914/2.26, allocations: 257.2 kB / 1.681 GB, free: 216.8 MB / 1.295 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03612/2.297, allocations: 9.667 MB / 1.691 GB, free: 207 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005509/2.302, allocations: 2.281 MB / 1.693 GB, free: 204.7 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.008244/2.31, allocations: 1.653 MB / 1.695 GB, free: 203.1 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001338/2.312, allocations: 167.3 kB / 1.695 GB, free: 202.9 MB / 1.295 GB
Notification: Performance of SimCode: time 2.385e-06/2.312, allocations: 0 / 1.695 GB, free: 202.9 MB / 1.295 GB
Notification: Performance of Templates: time 0.1471/2.459, allocations: 81.78 MB / 1.775 GB, free: 121.5 MB / 1.295 GB
"
[Timeout remaining time 298]
make -j1 -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile [Timeout 300]
(rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD  -abortSlowSimulation -alarm=400 -s cvode -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 400]
[Calling os._exit(0), Time elapsed: 12.785253392008599]
Failed to read output from testmodel.py, exit status != 0:
2.4706712490005884 2.480552449 1.994447807
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7ff9590daf50>