Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.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 0.001375/0.001375, allocations: 100.3 kB / 19.7 MB, free: 2.012 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 0.001597/0.001597, allocations: 218.1 kB / 23 MB, free: 4.914 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 1.451/1.451, allocations: 230.6 MB / 256.8 MB, free: 7.816 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo): time 0.002652/0.002652, allocations: 299.1 kB / 313.5 MB, free: 2.715 MB / 238.1 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo): time 1.274/1.274, allocations: 180.6 MB / 0.5377 GB, free: 14.55 MB / 382.1 MB
"
[Timeout remaining time 179]
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 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(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD")
translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 660]
"Notification: NcDataReader2 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: BuildingSystems 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 0.003027/0.003027, allocations: 96.69 kB / 0.7408 GB, free: 27.56 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1646/0.1676, allocations: 95.39 MB / 0.834 GB, free: 7.734 MB / 0.5762 GB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02527/0.1929, allocations: 17.93 MB / 0.8515 GB, free: 5.738 MB / 0.5919 GB
Notification: Performance of NFInst.instExpressions: time 0.01297/0.2059, allocations: 6.747 MB / 0.8581 GB, free: 14.97 MB / 0.6075 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001654/0.2075, allocations: 63.75 kB / 0.8581 GB, free: 14.91 MB / 0.6075 GB
Notification: Performance of NFTyping.typeComponents: time 0.004119/0.2117, allocations: 1.477 MB / 0.8596 GB, free: 13.43 MB / 0.6075 GB
Notification: Performance of NFTyping.typeBindings: time 0.003897/0.2156, allocations: 1.463 MB / 0.861 GB, free: 11.96 MB / 0.6075 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003356/0.2189, allocations: 1.257 MB / 0.8622 GB, free: 10.7 MB / 0.6075 GB
Notification: Performance of NFFlatten.flatten: time 0.006742/0.2257, allocations: 5.48 MB / 0.8676 GB, free: 5.211 MB / 0.6075 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005248/0.2309, allocations: 3.374 MB / 0.8709 GB, free: 1.738 MB / 0.6075 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003964/0.2349, allocations: 2.423 MB / 0.8732 GB, free: 15.31 MB / 0.6231 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005265/0.2401, allocations: 3.011 MB / 0.8762 GB, free: 12.29 MB / 0.6231 GB
Notification: Performance of NFPackage.collectConstants: time 0.001161/0.2413, allocations: 0.5117 MB / 0.8767 GB, free: 11.78 MB / 0.6231 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002835/0.2441, allocations: 1.205 MB / 0.8779 GB, free: 10.57 MB / 0.6231 GB
Notification: Performance of NFScalarize.scalarize: time 0.002775/0.2469, allocations: 2.299 MB / 0.8801 GB, free: 8.266 MB / 0.6231 GB
Notification: Performance of NFVerifyModel.verify: time 0.003475/0.2504, allocations: 1.786 MB / 0.8818 GB, free: 6.473 MB / 0.6231 GB
Notification: Performance of NFConvertDAE.convert: time 0.01019/0.2606, allocations: 7.839 MB / 0.8895 GB, free: 14.61 MB / 0.6387 GB
Notification: Performance of FrontEnd - DAE generated: time 6.051e-06/0.2606, allocations: 4 kB / 0.8895 GB, free: 14.6 MB / 0.6387 GB
Notification: Performance of FrontEnd: time 1.623e-06/0.2606, allocations: 0 / 0.8895 GB, free: 14.6 MB / 0.6387 GB
Notification: Performance of Transformations before backend: time 0.0002141/0.2608, allocations: 0 / 0.8895 GB, free: 14.6 MB / 0.6387 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 0.009366/0.2702, allocations: 3.836 MB / 0.8933 GB, free: 10.72 MB / 0.6387 GB
Notification: Performance of prepare preOptimizeDAE: time 4.485e-05/0.2702, allocations: 9.219 kB / 0.8933 GB, free: 10.71 MB / 0.6387 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01367/0.2839, allocations: 2.429 MB / 0.8956 GB, free: 8.281 MB / 0.6387 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00663/0.2905, allocations: 2.173 MB / 0.8978 GB, free: 6.078 MB / 0.6387 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003732/0.2909, allocations: 267.5 kB / 0.898 GB, free: 5.816 MB / 0.6387 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001857/0.2927, allocations: 355.8 kB / 0.8983 GB, free: 5.469 MB / 0.6387 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02667/0.3194, allocations: 7.234 MB / 0.9054 GB, free: 14.12 MB / 0.6544 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001118/0.3195, allocations: 3.938 kB / 0.9054 GB, free: 14.11 MB / 0.6544 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007407/0.3202, allocations: 156 kB / 0.9056 GB, free: 13.96 MB / 0.6544 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008331/0.3211, allocations: 330.1 kB / 0.9059 GB, free: 13.64 MB / 0.6544 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03311/0.3542, allocations: 7.035 MB / 0.9128 GB, free: 6.59 MB / 0.6544 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 0.05365/0.4078, allocations: 17.91 MB / 0.9302 GB, free: 4.105 MB / 0.67 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00896/0.4168, allocations: 3.719 MB / 0.9339 GB, free: 360 kB / 0.67 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006535/0.4233, allocations: 2.522 MB / 0.9363 GB, free: 13.81 MB / 0.6856 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002908/0.4236, allocations: 41.97 kB / 0.9364 GB, free: 13.77 MB / 0.6856 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.764e-05/0.4237, allocations: 68.5 kB / 0.9364 GB, free: 13.7 MB / 0.6856 GB
Notification: Performance of pre-optimization done (n=208): time 4.799e-06/0.4237, allocations: 0 / 0.9364 GB, free: 13.7 MB / 0.6856 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 0.1107/0.5343, allocations: 30.79 MB / 0.9665 GB, free: 14.91 MB / 0.7169 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001636/0.5345, allocations: 235.6 kB / 0.9667 GB, free: 14.63 MB / 0.7169 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002297/0.5368, allocations: 1.44 MB / 0.9681 GB, free: 13.18 MB / 0.7169 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004469/0.5373, allocations: 69.7 kB / 0.9682 GB, free: 13.11 MB / 0.7169 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00119/0.5384, allocations: 1.561 MB / 0.9697 GB, free: 11.53 MB / 0.7169 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001146/0.5396, allocations: 0.9683 MB / 0.9707 GB, free: 10.55 MB / 0.7169 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001176/0.5408, allocations: 0.636 MB / 0.9713 GB, free: 9.906 MB / 0.7169 GB
Notification: Performance of setup shared object (initialization): time 0.0001397/0.5409, allocations: 301.1 kB / 0.9716 GB, free: 9.609 MB / 0.7169 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006252/0.5472, allocations: 2.686 MB / 0.9742 GB, free: 6.914 MB / 0.7169 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007211/0.5544, allocations: 3.643 MB / 0.9778 GB, free: 2.879 MB / 0.7169 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.3663/0.9207, allocations: 6.403 MB / 0.984 GB, free: 130.1 MB / 0.7169 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.914e-05/0.9207, allocations: 6.844 kB / 0.984 GB, free: 130.1 MB / 0.7169 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 0.0285/0.9492, allocations: 10.79 MB / 0.9946 GB, free: 127.3 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 3.974e-05/0.9493, allocations: 15.84 kB / 0.9946 GB, free: 127.3 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.664e-05/0.9493, allocations: 30.31 kB / 0.9946 GB, free: 127.3 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01883/0.9682, allocations: 5.525 MB / 1 GB, free: 126.6 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004002/0.9722, allocations: 0.9948 MB / 1.001 GB, free: 126.6 MB / 0.7169 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03405/1.006, allocations: 27.38 MB / 1.028 GB, free: 105.6 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004239/1.01, allocations: 0.5771 MB / 1.028 GB, free: 105.1 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004189/1.011, allocations: 152 kB / 1.028 GB, free: 104.9 MB / 0.7169 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006473/1.017, allocations: 3.984 MB / 1.032 GB, free: 100.9 MB / 0.7169 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005256/1.023, allocations: 3.604 MB / 1.036 GB, free: 96.92 MB / 0.7169 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08055/1.103, allocations: 24.46 MB / 1.06 GB, free: 72.02 MB / 0.7169 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.087e-05/1.103, allocations: 11.47 kB / 1.06 GB, free: 72.01 MB / 0.7169 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 0.02219/1.125, allocations: 10.17 MB / 1.07 GB, free: 61.86 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 2.466e-05/1.125, allocations: 16.56 kB / 1.07 GB, free: 61.84 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.702e-05/1.125, allocations: 24 kB / 1.07 GB, free: 61.82 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0136/1.139, allocations: 4.322 MB / 1.074 GB, free: 57.48 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004175/1.143, allocations: 1.04 MB / 1.075 GB, free: 56.44 MB / 0.7169 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02694/1.17, allocations: 26.15 MB / 1.1 GB, free: 29.8 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004197/1.174, allocations: 0.5535 MB / 1.101 GB, free: 29.25 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002791/1.175, allocations: 152 kB / 1.101 GB, free: 29.1 MB / 0.7169 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 0.0007615/1.175, allocations: 396.2 kB / 1.102 GB, free: 28.72 MB / 0.7169 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004569/1.176, allocations: 206.7 kB / 1.102 GB, free: 28.52 MB / 0.7169 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 0.02314/1.199, allocations: 9.927 MB / 1.111 GB, free: 18.56 MB / 0.7169 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.046e-05/1.199, allocations: 28 kB / 1.111 GB, free: 18.54 MB / 0.7169 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.892e-05/1.199, allocations: 20 kB / 1.111 GB, free: 18.52 MB / 0.7169 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.63e-05/1.199, allocations: 23.88 kB / 1.111 GB, free: 18.49 MB / 0.7169 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 0.02915/1.228, allocations: 14.76 MB / 1.126 GB, free: 3.637 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.767e-05/1.228, allocations: 12.94 kB / 1.126 GB, free: 3.625 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003028/1.231, allocations: 0.7371 MB / 1.127 GB, free: 2.887 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01783/1.249, allocations: 5.165 MB / 1.132 GB, free: 13.7 MB / 0.7325 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004997/1.25, allocations: 75.95 kB / 1.132 GB, free: 13.62 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04305/1.293, allocations: 26.44 MB / 1.158 GB, free: 2.82 MB / 0.7481 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.14e-05/1.293, allocations: 8.094 kB / 1.158 GB, free: 2.812 MB / 0.7481 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 0.02643/1.319, allocations: 9.874 MB / 1.167 GB, free: 8.734 MB / 0.7637 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.00187/1.321, allocations: 0.6523 MB / 1.168 GB, free: 8.086 MB / 0.7637 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003743/1.321, allocations: 56 kB / 1.168 GB, free: 8.031 MB / 0.7637 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003503/1.325, allocations: 0.5145 MB / 1.168 GB, free: 7.52 MB / 0.7637 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007353/1.326, allocations: 238.2 kB / 1.169 GB, free: 7.285 MB / 0.7637 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002303/1.326, allocations: 91.95 kB / 1.169 GB, free: 7.195 MB / 0.7637 GB
Notification: Performance of sorting global known variables: time 0.001479/1.327, allocations: 0.944 MB / 1.17 GB, free: 6.246 MB / 0.7637 GB
Notification: Performance of sort global known variables: time 1e-07/1.327, allocations: 0 / 1.17 GB, free: 6.246 MB / 0.7637 GB
Notification: Performance of remove unused functions: time 0.005493/1.333, allocations: 1.85 MB / 1.171 GB, free: 4.398 MB / 0.7637 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 0.0003989/1.333, allocations: 182.3 kB / 1.172 GB, free: 4.219 MB / 0.7637 GB
Notification: Performance of simCode: created initialization part: time 0.02903/1.362, allocations: 12.02 MB / 1.183 GB, free: 8.09 MB / 0.7794 GB
Notification: Performance of simCode: created event and clocks part: time 1.431e-05/1.362, allocations: 4.938 kB / 1.183 GB, free: 8.086 MB / 0.7794 GB
Notification: Performance of simCode: created simulation system equations: time 0.01078/1.373, allocations: 4.256 MB / 1.188 GB, free: 3.789 MB / 0.7794 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001916/1.375, allocations: 278.3 kB / 1.188 GB, free: 3.527 MB / 0.7794 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02437/1.399, allocations: 10.25 MB / 1.198 GB, free: 9.145 MB / 0.795 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003282/1.403, allocations: 2.355 MB / 1.2 GB, free: 6.75 MB / 0.795 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001094/1.404, allocations: 207.3 kB / 1.2 GB, free: 6.551 MB / 0.795 GB
Notification: Performance of SimCode: time 7.61e-07/1.404, allocations: 4 kB / 1.2 GB, free: 6.547 MB / 0.795 GB
Notification: Performance of Templates: time 0.1303/1.534, allocations: 109.3 MB / 1.307 GB, free: 9.258 MB / 0.9044 GB
"
[Timeout remaining time 658]
make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.makefile [Timeout 660]
(rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 480]
[Calling os._exit(0), Time elapsed: 15.468302471097559]
Failed to read output from testmodel.py, exit status != 0:
1.5428383378311992 1.557841005 1.294046687
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f27cc6f2fe0>