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 4.0.0+maint.om/package.mo", uses=false) [Timeout 90]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 90]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 90]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo", uses=false) [Timeout 90]
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=500,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=500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD") [Timeout 660]
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001245/0.001245, allocations: 112.3 kB / 17.33 MB, free: 5.008 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001192/0.001192, allocations: 198.6 kB / 18.33 MB, free: 4.016 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.363/1.363, allocations: 225.6 MB / 244.8 MB, free: 13.61 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.8289/0.8289, allocations: 128.4 MB / 426.1 MB, free: 7.219 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.001833/0.001833, allocations: 71.7 kB / 0.5913 GB, free: 21.45 MB / 446.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1383/0.1401, allocations: 83.26 MB / 0.6726 GB, free: 3.848 MB / 0.4981 GB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02285/0.163, allocations: 18.6 MB / 0.6907 GB, free: 1.188 MB / 0.5137 GB
Notification: Performance of NFInst.instExpressions: time 0.01197/0.175, allocations: 6.879 MB / 0.6974 GB, free: 10.29 MB / 0.5294 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001546/0.1765, allocations: 55.88 kB / 0.6975 GB, free: 10.23 MB / 0.5294 GB
Notification: Performance of NFTyping.typeComponents: time 0.004126/0.1806, allocations: 1.497 MB / 0.699 GB, free: 8.734 MB / 0.5294 GB
Notification: Performance of NFTyping.typeBindings: time 0.003793/0.1844, allocations: 1.447 MB / 0.7004 GB, free: 7.281 MB / 0.5294 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003252/0.1877, allocations: 1.3 MB / 0.7016 GB, free: 5.98 MB / 0.5294 GB
Notification: Performance of NFFlatten.flatten: time 0.006718/0.1944, allocations: 5.468 MB / 0.707 GB, free: 0.5 MB / 0.5294 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.007452/0.2018, allocations: 5.179 MB / 0.712 GB, free: 11.21 MB / 0.545 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003464/0.2053, allocations: 2.384 MB / 0.7144 GB, free: 8.82 MB / 0.545 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004999/0.2103, allocations: 3.171 MB / 0.7175 GB, free: 5.641 MB / 0.545 GB
Notification: Performance of NFPackage.collectConstants: time 0.001296/0.2116, allocations: 0.5117 MB / 0.718 GB, free: 5.129 MB / 0.545 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002998/0.2146, allocations: 1.303 MB / 0.7192 GB, free: 3.824 MB / 0.545 GB
Notification: Performance of NFScalarize.scalarize: time 0.002993/0.2176, allocations: 2.303 MB / 0.7215 GB, free: 1.516 MB / 0.545 GB
Notification: Performance of NFVerifyModel.verify: time 0.003466/0.2211, allocations: 2.191 MB / 0.7236 GB, free: 15.31 MB / 0.5606 GB
Notification: Performance of NFConvertDAE.convert: time 0.008133/0.2292, allocations: 7.8 MB / 0.7312 GB, free: 7.492 MB / 0.5606 GB
Notification: Performance of FrontEnd - DAE generated: time 5.56e-06/0.2292, allocations: 0 / 0.7312 GB, free: 7.492 MB / 0.5606 GB
Notification: Performance of FrontEnd: time 1.453e-06/0.2292, allocations: 0 / 0.7312 GB, free: 7.492 MB / 0.5606 GB
Notification: Performance of Transformations before backend: time 0.0001421/0.2293, allocations: 0 / 0.7312 GB, free: 7.492 MB / 0.5606 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 0.007714/0.2371, allocations: 3.911 MB / 0.7351 GB, free: 3.516 MB / 0.5606 GB
Notification: Performance of prepare preOptimizeDAE: time 3.769e-05/0.2371, allocations: 8.031 kB / 0.7351 GB, free: 3.508 MB / 0.5606 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01229/0.2494, allocations: 2.433 MB / 0.7374 GB, free: 1.07 MB / 0.5606 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004516/0.2539, allocations: 2.195 MB / 0.7396 GB, free: 14.83 MB / 0.5762 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002243/0.2541, allocations: 275.4 kB / 0.7399 GB, free: 14.56 MB / 0.5762 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0008052/0.2549, allocations: 351.9 kB / 0.7402 GB, free: 14.22 MB / 0.5762 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01389/0.2688, allocations: 7.159 MB / 0.7472 GB, free: 6.953 MB / 0.5762 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.842e-05/0.2689, allocations: 3.938 kB / 0.7472 GB, free: 6.949 MB / 0.5762 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004373/0.2693, allocations: 152 kB / 0.7473 GB, free: 6.801 MB / 0.5762 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004558/0.2698, allocations: 330.1 kB / 0.7476 GB, free: 6.477 MB / 0.5762 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.3168/0.5866, allocations: 7.046 MB / 0.7545 GB, free: 70.06 MB / 0.5762 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 0.03137/0.6179, allocations: 26.6 MB / 0.7805 GB, free: 51.81 MB / 0.5762 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008009/0.6259, allocations: 4.872 MB / 0.7853 GB, free: 48.84 MB / 0.5762 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005152/0.6311, allocations: 2.531 MB / 0.7877 GB, free: 47.57 MB / 0.5762 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001942/0.6313, allocations: 135.2 kB / 0.7879 GB, free: 47.45 MB / 0.5762 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.11e-05/0.6313, allocations: 58.09 kB / 0.7879 GB, free: 47.4 MB / 0.5762 GB
Notification: Performance of pre-optimization done (n=208): time 3.526e-06/0.6313, allocations: 0 / 0.7879 GB, free: 47.4 MB / 0.5762 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 0.08886/0.7202, allocations: 31.11 MB / 0.8183 GB, free: 24.96 MB / 0.5762 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.586e-05/0.7202, allocations: 239.6 kB / 0.8185 GB, free: 24.68 MB / 0.5762 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001685/0.7219, allocations: 1.475 MB / 0.82 GB, free: 23.22 MB / 0.5762 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004707/0.7224, allocations: 77.7 kB / 0.82 GB, free: 23.14 MB / 0.5762 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005591/0.723, allocations: 1.547 MB / 0.8215 GB, free: 21.64 MB / 0.5762 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0006532/0.7236, allocations: 0.9628 MB / 0.8225 GB, free: 20.7 MB / 0.5762 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0009/0.7245, allocations: 0.632 MB / 0.8231 GB, free: 20.05 MB / 0.5762 GB
Notification: Performance of setup shared object (initialization): time 3.816e-05/0.7246, allocations: 309.1 kB / 0.8234 GB, free: 19.75 MB / 0.5762 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00454/0.7291, allocations: 2.69 MB / 0.826 GB, free: 17.05 MB / 0.5762 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.004866/0.734, allocations: 3.563 MB / 0.8295 GB, free: 13.11 MB / 0.5762 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.009444/0.7434, allocations: 6.402 MB / 0.8358 GB, free: 6.309 MB / 0.5762 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.805e-05/0.7434, allocations: 11.94 kB / 0.8358 GB, free: 6.297 MB / 0.5762 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 0.02499/0.7684, allocations: 10.95 MB / 0.8465 GB, free: 11.24 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 4.248e-05/0.7685, allocations: 16 kB / 0.8465 GB, free: 11.23 MB / 0.5919 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.168e-05/0.7685, allocations: 28 kB / 0.8465 GB, free: 11.2 MB / 0.5919 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01943/0.7879, allocations: 5.537 MB / 0.8519 GB, free: 5.645 MB / 0.5919 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004305/0.7922, allocations: 0.9951 MB / 0.8529 GB, free: 4.648 MB / 0.5919 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04403/0.8363, allocations: 28.21 MB / 0.8804 GB, free: 8.012 MB / 0.6231 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004424/0.8407, allocations: 0.5772 MB / 0.881 GB, free: 7.434 MB / 0.6231 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004403/0.8411, allocations: 151.9 kB / 0.8811 GB, free: 7.285 MB / 0.6231 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007858/0.849, allocations: 3.984 MB / 0.885 GB, free: 3.293 MB / 0.6231 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006475/0.8555, allocations: 3.528 MB / 0.8885 GB, free: 15.39 MB / 0.6387 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08676/0.9422, allocations: 24.63 MB / 0.9125 GB, free: 6.254 MB / 0.6544 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.241e-05/0.9423, allocations: 8 kB / 0.9125 GB, free: 6.246 MB / 0.6544 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 0.02655/0.9688, allocations: 10.48 MB / 0.9228 GB, free: 11.63 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 4.03e-05/0.9689, allocations: 24.02 kB / 0.9228 GB, free: 11.61 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.207e-05/0.9689, allocations: 28 kB / 0.9228 GB, free: 11.58 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0152/0.9841, allocations: 4.317 MB / 0.927 GB, free: 7.246 MB / 0.67 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004675/0.9888, allocations: 1.034 MB / 0.928 GB, free: 6.211 MB / 0.67 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03708/1.026, allocations: 27.15 MB / 0.9546 GB, free: 10.34 MB / 0.7012 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004566/1.03, allocations: 0.5499 MB / 0.9551 GB, free: 9.793 MB / 0.7012 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005365/1.031, allocations: 155.9 kB / 0.9552 GB, free: 9.641 MB / 0.7012 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 0.001051/1.032, allocations: 407.3 kB / 0.9556 GB, free: 9.234 MB / 0.7012 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007179/1.033, allocations: 210.7 kB / 0.9558 GB, free: 9.027 MB / 0.7012 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 0.02702/1.06, allocations: 10.07 MB / 0.9657 GB, free: 14.88 MB / 0.7169 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.858e-05/1.06, allocations: 32 kB / 0.9657 GB, free: 14.85 MB / 0.7169 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.025e-05/1.06, allocations: 12 kB / 0.9657 GB, free: 14.84 MB / 0.7169 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.524e-05/1.06, allocations: 15.95 kB / 0.9657 GB, free: 14.82 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 0.0361/1.096, allocations: 16.19 MB / 0.9815 GB, free: 14.43 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.557e-05/1.096, allocations: 10 kB / 0.9815 GB, free: 14.43 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003396/1.099, allocations: 0.7332 MB / 0.9823 GB, free: 13.69 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01855/1.118, allocations: 5.169 MB / 0.9873 GB, free: 8.508 MB / 0.7325 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005245/1.118, allocations: 79.89 kB / 0.9874 GB, free: 8.43 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04313/1.162, allocations: 27.27 MB / 1.014 GB, free: 12.67 MB / 0.7637 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.014e-05/1.162, allocations: 12.03 kB / 1.014 GB, free: 12.66 MB / 0.7637 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 0.02609/1.188, allocations: 10.03 MB / 1.024 GB, free: 2.383 MB / 0.7637 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001787/1.189, allocations: 0.7259 MB / 1.025 GB, free: 1.637 MB / 0.7637 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004182/1.19, allocations: 56 kB / 1.025 GB, free: 1.582 MB / 0.7637 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003265/1.193, allocations: 0.5108 MB / 1.025 GB, free: 1.07 MB / 0.7637 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007541/1.194, allocations: 226.4 kB / 1.025 GB, free: 0.8477 MB / 0.7637 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002229/1.194, allocations: 91.95 kB / 1.025 GB, free: 0.7578 MB / 0.7637 GB
Notification: Performance of sorting global known variables: time 0.001538/1.196, allocations: 1.001 MB / 1.026 GB, free: 15.75 MB / 0.7794 GB
Notification: Performance of sort global known variables: time 1.21e-07/1.196, allocations: 0 / 1.026 GB, free: 15.75 MB / 0.7794 GB
Notification: Performance of remove unused functions: time 0.005874/1.202, allocations: 1.855 MB / 1.028 GB, free: 13.9 MB / 0.7794 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 0.0004188/1.202, allocations: 178.9 kB / 1.028 GB, free: 13.71 MB / 0.7794 GB
Notification: Performance of simCode: created initialization part: time 0.02827/1.23, allocations: 12.02 MB / 1.04 GB, free: 1.586 MB / 0.7794 GB
Notification: Performance of simCode: created event and clocks part: time 9.447e-06/1.23, allocations: 1.688 kB / 1.04 GB, free: 1.586 MB / 0.7794 GB
Notification: Performance of simCode: created simulation system equations: time 0.01048/1.241, allocations: 4.267 MB / 1.044 GB, free: 13.28 MB / 0.795 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002104/1.243, allocations: 291.8 kB / 1.045 GB, free: 13 MB / 0.795 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02283/1.266, allocations: 9.679 MB / 1.054 GB, free: 3.195 MB / 0.795 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003381/1.269, allocations: 2.849 MB / 1.057 GB, free: 320 kB / 0.795 GB
Notification: Performance of simCode: alias equations: time 0.3202/1.589, allocations: 1.661 MB / 1.058 GB, free: 268.3 MB / 0.795 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007173/1.59, allocations: 178.3 kB / 1.059 GB, free: 268.3 MB / 0.795 GB
Notification: Performance of SimCode: time 1.473e-06/1.59, allocations: 0 / 1.059 GB, free: 268.3 MB / 0.795 GB
Notification: Performance of Templates: time 0.1096/1.7, allocations: 81.34 MB / 1.138 GB, free: 219.4 MB / 0.795 GB
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]