Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001402/0.001402, allocations: 105 kB / 20.44 MB, free: 1.504 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 0.00186/0.00186, allocations: 209.4 kB / 23.76 MB, free: 4.727 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 1.463/1.463, allocations: 230.6 MB / 257.5 MB, free: 8.004 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.9632/0.9632, allocations: 150 MB / 463.9 MB, free: 10.5 MB / 366.1 MB
"
[Timeout remaining time 179]
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 660]
"Notification: IBPSA requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.002247/0.002247, allocations: 64.09 kB / 0.6426 GB, free: 9.809 MB / 478.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1784/0.1806, allocations: 89.18 MB / 0.7297 GB, free: 0.6875 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02428/0.2049, allocations: 19.27 MB / 0.7485 GB, free: 13.35 MB / 0.5762 GB
Notification: Performance of NFInst.instExpressions: time 0.01247/0.2174, allocations: 7.073 MB / 0.7554 GB, free: 6.258 MB / 0.5762 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001576/0.219, allocations: 63.75 kB / 0.7555 GB, free: 6.195 MB / 0.5762 GB
Notification: Performance of NFTyping.typeComponents: time 0.004227/0.2232, allocations: 1.531 MB / 0.757 GB, free: 4.66 MB / 0.5762 GB
Notification: Performance of NFTyping.typeBindings: time 0.004025/0.2272, allocations: 1.451 MB / 0.7584 GB, free: 3.203 MB / 0.5762 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003544/0.2308, allocations: 1.302 MB / 0.7597 GB, free: 1.898 MB / 0.5762 GB
Notification: Performance of NFFlatten.flatten: time 0.424/0.6548, allocations: 5.476 MB / 0.765 GB, free: 11.45 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005264/0.66, allocations: 3.412 MB / 0.7683 GB, free: 11.12 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004675/0.6647, allocations: 2.409 MB / 0.7707 GB, free: 10.94 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006712/0.6714, allocations: 3.165 MB / 0.7738 GB, free: 10.69 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.002765/0.6742, allocations: 0.514 MB / 0.7743 GB, free: 10.69 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.005179/0.6794, allocations: 1.3 MB / 0.7755 GB, free: 10.69 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.005915/0.6853, allocations: 2.301 MB / 0.7778 GB, free: 10.5 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.008674/0.694, allocations: 2.19 MB / 0.7799 GB, free: 9.984 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.01727/0.7112, allocations: 7.795 MB / 0.7875 GB, free: 9.262 MB / 0.5762 GB
Notification: Performance of FrontEnd - DAE generated: time 8.666e-06/0.7112, allocations: 0 / 0.7875 GB, free: 9.262 MB / 0.5762 GB
Notification: Performance of FrontEnd: time 2.255e-06/0.7112, allocations: 1.406 kB / 0.7875 GB, free: 9.262 MB / 0.5762 GB
Notification: Performance of Transformations before backend: time 0.0003102/0.7115, allocations: 0.75 kB / 0.7875 GB, free: 9.262 MB / 0.5762 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 994
 * Number of variables: 994
Notification: Performance of Generate backend data structure: time 0.01672/0.7283, allocations: 3.848 MB / 0.7913 GB, free: 7.598 MB / 0.5762 GB
Notification: Performance of prepare preOptimizeDAE: time 4.434e-05/0.7283, allocations: 9.062 kB / 0.7913 GB, free: 7.598 MB / 0.5762 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01449/0.7428, allocations: 2.43 MB / 0.7937 GB, free: 6.91 MB / 0.5762 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.007653/0.7504, allocations: 2.167 MB / 0.7958 GB, free: 5.734 MB / 0.5762 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003452/0.7508, allocations: 274.6 kB / 0.7961 GB, free: 5.621 MB / 0.5762 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002524/0.7533, allocations: 343.7 kB / 0.7964 GB, free: 5.52 MB / 0.5762 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02286/0.7762, allocations: 7.168 MB / 0.8034 GB, free: 1.48 MB / 0.5762 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001157/0.7763, allocations: 4.375 kB / 0.8034 GB, free: 1.48 MB / 0.5762 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001126/0.7774, allocations: 154.1 kB / 0.8035 GB, free: 1.371 MB / 0.5762 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004899/0.7779, allocations: 328.9 kB / 0.8039 GB, free: 1.281 MB / 0.5762 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01895/0.7969, allocations: 7.051 MB / 0.8107 GB, free: 13.75 MB / 0.5919 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0452/0.8421, allocations: 26.09 MB / 0.8362 GB, free: 4.457 MB / 0.6075 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008632/0.8507, allocations: 3.737 MB / 0.8399 GB, free: 0.7383 MB / 0.6075 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006411/0.8571, allocations: 2.522 MB / 0.8423 GB, free: 14.2 MB / 0.6231 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000311/0.8574, allocations: 51.97 kB / 0.8424 GB, free: 14.16 MB / 0.6231 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.293e-05/0.8575, allocations: 67.73 kB / 0.8424 GB, free: 14.09 MB / 0.6231 GB
Notification: Performance of pre-optimization done (n=208): time 4.308e-06/0.8575, allocations: 0 / 0.8424 GB, free: 14.09 MB / 0.6231 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=271): time 0.1077/0.9651, allocations: 30.81 MB / 0.8725 GB, free: 15.49 MB / 0.6544 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001559/0.9653, allocations: 244.9 kB / 0.8728 GB, free: 15.21 MB / 0.6544 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002543/0.9678, allocations: 1.469 MB / 0.8742 GB, free: 13.73 MB / 0.6544 GB
Notification: Performance of collectPreVariables (initialization): time 0.0007057/0.9685, allocations: 69.7 kB / 0.8743 GB, free: 13.66 MB / 0.6544 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001306/0.9699, allocations: 1.549 MB / 0.8758 GB, free: 12.11 MB / 0.6544 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001354/0.9712, allocations: 0.9674 MB / 0.8767 GB, free: 11.15 MB / 0.6544 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001253/0.9725, allocations: 0.636 MB / 0.8774 GB, free: 10.51 MB / 0.6544 GB
Notification: Performance of setup shared object (initialization): time 0.0001388/0.9726, allocations: 305.1 kB / 0.8776 GB, free: 10.21 MB / 0.6544 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006363/0.979, allocations: 2.69 MB / 0.8803 GB, free: 7.508 MB / 0.6544 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007345/0.9863, allocations: 3.567 MB / 0.8838 GB, free: 3.578 MB / 0.6544 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01416/1, allocations: 6.399 MB / 0.89 GB, free: 12.89 MB / 0.67 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.948e-05/1, allocations: 10.72 kB / 0.89 GB, free: 12.88 MB / 0.67 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization): time 0.03063/1.031, allocations: 10.81 MB / 0.9006 GB, free: 2.246 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 5.043e-05/1.031, allocations: 16 kB / 0.9006 GB, free: 2.23 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.733e-05/1.031, allocations: 28 kB / 0.9006 GB, free: 2.203 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02055/1.052, allocations: 5.54 MB / 0.906 GB, free: 12.64 MB / 0.6856 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004565/1.056, allocations: 0.9889 MB / 0.907 GB, free: 11.69 MB / 0.6856 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04777/1.104, allocations: 27.89 MB / 0.9342 GB, free: 15.52 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004989/1.109, allocations: 0.5732 MB / 0.9348 GB, free: 14.95 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007071/1.11, allocations: 155.9 kB / 0.9349 GB, free: 14.79 MB / 0.7169 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009471/1.119, allocations: 3.988 MB / 0.9388 GB, free: 10.8 MB / 0.7169 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007528/1.127, allocations: 3.527 MB / 0.9423 GB, free: 6.902 MB / 0.7169 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09264/1.219, allocations: 24.46 MB / 0.9662 GB, free: 14 MB / 0.7481 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.952e-05/1.219, allocations: 12 kB / 0.9662 GB, free: 13.99 MB / 0.7481 GB
Warning: The linear system: 
1 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[2] ;
  line2.v1_p[2] ;
  line2.v3_p[2] ;
  line2.v3_n[2]
]
  =
[
  -transformer.conv3.V2[2] ;
  line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ;
  -loadRL.load3.v[2] ;
  line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1]
]
 might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.0277/1.247, allocations: 10.17 MB / 0.9761 GB, free: 3.746 MB / 0.7481 GB
Notification: Performance of prepare postOptimizeDAE: time 3.361e-05/1.247, allocations: 20 kB / 0.9761 GB, free: 3.727 MB / 0.7481 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.442e-05/1.247, allocations: 24 kB / 0.9761 GB, free: 3.703 MB / 0.7481 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01602/1.263, allocations: 4.329 MB / 0.9804 GB, free: 15.36 MB / 0.7637 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004869/1.268, allocations: 1.045 MB / 0.9814 GB, free: 14.31 MB / 0.7637 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03986/1.308, allocations: 26.73 MB / 1.007 GB, free: 2.98 MB / 0.7794 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004952/1.313, allocations: 0.5499 MB / 1.008 GB, free: 2.43 MB / 0.7794 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007455/1.314, allocations: 148 kB / 1.008 GB, free: 2.285 MB / 0.7794 GB
Warning: Assuming fixed start value for the following 2 variables:
         node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
         node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system:
         0.0 = (-line2.i2[2]) - line2.i3[2] - line2.i1[2]
         0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.001168/1.315, allocations: 407.3 kB / 1.009 GB, free: 1.879 MB / 0.7794 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007308/1.316, allocations: 214.7 kB / 1.009 GB, free: 1.668 MB / 0.7794 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02815/1.344, allocations: 9.931 MB / 1.018 GB, free: 7.703 MB / 0.795 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.406e-05/1.344, allocations: 28 kB / 1.018 GB, free: 7.676 MB / 0.795 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.428e-05/1.344, allocations: 19.88 kB / 1.019 GB, free: 7.656 MB / 0.795 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.455e-05/1.344, allocations: 19.94 kB / 1.019 GB, free: 7.637 MB / 0.795 GB
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1]
]
  =
[
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0403/1.384, allocations: 16 MB / 1.034 GB, free: 7.488 MB / 0.8106 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.935e-05/1.384, allocations: 8 kB / 1.034 GB, free: 7.48 MB / 0.8106 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003558/1.388, allocations: 0.7337 MB / 1.035 GB, free: 6.746 MB / 0.8106 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01926/1.407, allocations: 5.177 MB / 1.04 GB, free: 1.555 MB / 0.8106 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007145/1.408, allocations: 71.95 kB / 1.04 GB, free: 1.484 MB / 0.8106 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0447/1.452, allocations: 26.95 MB / 1.066 GB, free: 6.125 MB / 0.8419 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.257e-05/1.452, allocations: 12.03 kB / 1.066 GB, free: 6.113 MB / 0.8419 GB
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02709/1.48, allocations: 9.874 MB / 1.076 GB, free: 12.02 MB / 0.8575 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002352/1.482, allocations: 0.6623 MB / 1.077 GB, free: 11.36 MB / 0.8575 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008236/1.483, allocations: 55.98 kB / 1.077 GB, free: 11.3 MB / 0.8575 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003884/1.487, allocations: 0.507 MB / 1.077 GB, free: 10.8 MB / 0.8575 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007619/1.487, allocations: 239.2 kB / 1.077 GB, free: 10.57 MB / 0.8575 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002569/1.488, allocations: 95.89 kB / 1.077 GB, free: 10.47 MB / 0.8575 GB
Notification: Performance of sorting global known variables: time 0.001782/1.489, allocations: 0.9972 MB / 1.078 GB, free: 9.473 MB / 0.8575 GB
Notification: Performance of sort global known variables: time 1.21e-07/1.489, allocations: 4 kB / 1.078 GB, free: 9.469 MB / 0.8575 GB
Notification: Performance of remove unused functions: time 0.007122/1.497, allocations: 1.852 MB / 1.08 GB, free: 7.617 MB / 0.8575 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 34
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (165):
 * Single equations (assignments): 162
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(10,44,70.0%), (1,3,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0005813/1.497, allocations: 186.8 kB / 1.08 GB, free: 7.426 MB / 0.8575 GB
Notification: Performance of simCode: created initialization part: time 0.3492/1.846, allocations: 12.02 MB / 1.092 GB, free: 295.5 MB / 0.8575 GB
Notification: Performance of simCode: created event and clocks part: time 1.25e-05/1.846, allocations: 3 kB / 1.092 GB, free: 295.5 MB / 0.8575 GB
Notification: Performance of simCode: created simulation system equations: time 0.01108/1.857, allocations: 4.27 MB / 1.096 GB, free: 295 MB / 0.8575 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002562/1.86, allocations: 286.2 kB / 1.097 GB, free: 295 MB / 0.8575 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0276/1.888, allocations: 10.25 MB / 1.107 GB, free: 292.8 MB / 0.8575 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004021/1.892, allocations: 2.912 MB / 1.109 GB, free: 292.1 MB / 0.8575 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001273/1.893, allocations: 217.3 kB / 1.11 GB, free: 292.1 MB / 0.8575 GB
Notification: Performance of SimCode: time 1.463e-06/1.893, allocations: 0 / 1.11 GB, free: 292.1 MB / 0.8575 GB
Notification: Performance of Templates: time 0.1021/1.995, allocations: 108.3 MB / 1.215 GB, free: 204.6 MB / 0.8575 GB
"
[Timeout remaining time 658]
make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 660]
(rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 480]
[Calling os._exit(0), Time elapsed: 15.691476301988587]
Failed to read output from testmodel.py, exit status != 0:
2.0048338330816478 2.0134803 1.299700955
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f796fb3ace0>