Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.002324/0.002324, allocations: 104.3 kB / 19.7 MB, free: 1.934 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 0.002685/0.002685, allocations: 218.5 kB / 22.99 MB, free: 4.973 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 1.647/1.647, allocations: 230.6 MB / 256.8 MB, free: 7.805 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 1.017/1.017, allocations: 149.9 MB / 463 MB, free: 10.84 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.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD")
translateModel(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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 0.002132/0.002132, allocations: 70.34 kB / 0.6416 GB, free: 9.703 MB / 478.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1974/0.1996, allocations: 89.17 MB / 0.7287 GB, free: 0.5859 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02494/0.2245, allocations: 17.9 MB / 0.7462 GB, free: 14.62 MB / 0.5762 GB
Notification: Performance of NFInst.instExpressions: time 0.01316/0.2377, allocations: 6.789 MB / 0.7528 GB, free: 7.816 MB / 0.5762 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001879/0.2396, allocations: 67.75 kB / 0.7529 GB, free: 7.75 MB / 0.5762 GB
Notification: Performance of NFTyping.typeComponents: time 0.004591/0.2442, allocations: 1.473 MB / 0.7543 GB, free: 6.273 MB / 0.5762 GB
Notification: Performance of NFTyping.typeBindings: time 0.004568/0.2487, allocations: 1.471 MB / 0.7558 GB, free: 4.797 MB / 0.5762 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003958/0.2527, allocations: 1.274 MB / 0.757 GB, free: 3.523 MB / 0.5762 GB
Notification: Performance of NFFlatten.flatten: time 0.4011/0.6537, allocations: 5.464 MB / 0.7624 GB, free: 11.22 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004786/0.6585, allocations: 3.38 MB / 0.7657 GB, free: 10.9 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004364/0.6629, allocations: 2.424 MB / 0.768 GB, free: 10.74 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00645/0.6693, allocations: 3.017 MB / 0.771 GB, free: 10.49 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.002281/0.6716, allocations: 0.5139 MB / 0.7715 GB, free: 10.49 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004099/0.6757, allocations: 1.203 MB / 0.7727 GB, free: 10.49 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.004804/0.6805, allocations: 2.304 MB / 0.7749 GB, free: 10.3 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.005455/0.686, allocations: 1.789 MB / 0.7766 GB, free: 9.914 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.01325/0.6992, allocations: 7.829 MB / 0.7843 GB, free: 9.195 MB / 0.5762 GB
Notification: Performance of FrontEnd - DAE generated: time 6.913e-06/0.6992, allocations: 0 / 0.7843 GB, free: 9.195 MB / 0.5762 GB
Notification: Performance of FrontEnd: time 2.224e-06/0.6992, allocations: 6.312 kB / 0.7843 GB, free: 9.191 MB / 0.5762 GB
Notification: Performance of Transformations before backend: time 0.0002676/0.6995, allocations: 0 / 0.7843 GB, free: 9.191 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 0.01486/0.7143, allocations: 3.836 MB / 0.788 GB, free: 7.738 MB / 0.5762 GB
Notification: Performance of prepare preOptimizeDAE: time 4.015e-05/0.7144, allocations: 9.828 kB / 0.7881 GB, free: 7.738 MB / 0.5762 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01468/0.7291, allocations: 2.435 MB / 0.7904 GB, free: 7.473 MB / 0.5762 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.00834/0.7374, allocations: 2.173 MB / 0.7926 GB, free: 6.844 MB / 0.5762 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003251/0.7377, allocations: 271.7 kB / 0.7928 GB, free: 6.836 MB / 0.5762 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002988/0.7407, allocations: 352.9 kB / 0.7932 GB, free: 6.836 MB / 0.5762 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02178/0.7625, allocations: 7.235 MB / 0.8002 GB, free: 2.859 MB / 0.5762 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001053/0.7626, allocations: 2.219 kB / 0.8002 GB, free: 2.859 MB / 0.5762 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009122/0.7635, allocations: 149.5 kB / 0.8004 GB, free: 2.754 MB / 0.5762 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005722/0.7641, allocations: 337.5 kB / 0.8007 GB, free: 2.66 MB / 0.5762 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01907/0.7832, allocations: 7.033 MB / 0.8076 GB, free: 15.13 MB / 0.5919 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04029/0.8235, allocations: 17.89 MB / 0.825 GB, free: 1.133 MB / 0.5919 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009106/0.8326, allocations: 3.729 MB / 0.8287 GB, free: 13.41 MB / 0.6075 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006672/0.8392, allocations: 2.52 MB / 0.8311 GB, free: 10.88 MB / 0.6075 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002662/0.8395, allocations: 45.97 kB / 0.8312 GB, free: 10.84 MB / 0.6075 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.258e-05/0.8396, allocations: 64.03 kB / 0.8312 GB, free: 10.77 MB / 0.6075 GB
Notification: Performance of pre-optimization done (n=208): time 4.368e-06/0.8396, allocations: 0 / 0.8312 GB, free: 10.77 MB / 0.6075 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=271): time 0.1172/0.9568, allocations: 30.8 MB / 0.8613 GB, free: 12.19 MB / 0.6387 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002022/0.957, allocations: 235.6 kB / 0.8615 GB, free: 11.91 MB / 0.6387 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003587/0.9606, allocations: 1.433 MB / 0.8629 GB, free: 10.47 MB / 0.6387 GB
Notification: Performance of collectPreVariables (initialization): time 0.0008944/0.9615, allocations: 69.7 kB / 0.863 GB, free: 10.39 MB / 0.6387 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001389/0.9629, allocations: 1.561 MB / 0.8645 GB, free: 8.828 MB / 0.6387 GB
Notification: Performance of collectInitialBindings (initialization): time 0.00185/0.9647, allocations: 0.9622 MB / 0.8655 GB, free: 7.879 MB / 0.6387 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.002501/0.9672, allocations: 0.6416 MB / 0.8661 GB, free: 7.23 MB / 0.6387 GB
Notification: Performance of setup shared object (initialization): time 0.0001849/0.9674, allocations: 305.1 kB / 0.8664 GB, free: 6.93 MB / 0.6387 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.007223/0.9746, allocations: 2.686 MB / 0.869 GB, free: 4.234 MB / 0.6387 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.008359/0.983, allocations: 3.637 MB / 0.8726 GB, free: 212 kB / 0.6387 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01511/0.9981, allocations: 6.415 MB / 0.8788 GB, free: 9.504 MB / 0.6544 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.546e-05/0.9981, allocations: 8 kB / 0.8788 GB, free: 9.496 MB / 0.6544 GB
Warning: The linear system: 
1 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization): time 0.03335/1.032, allocations: 10.75 MB / 0.8893 GB, free: 14.91 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 6.428e-05/1.032, allocations: 16 kB / 0.8893 GB, free: 14.89 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.946e-05/1.032, allocations: 24 kB / 0.8894 GB, free: 14.87 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02212/1.054, allocations: 5.557 MB / 0.8948 GB, free: 9.301 MB / 0.67 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004955/1.059, allocations: 0.9922 MB / 0.8958 GB, free: 8.344 MB / 0.67 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05189/1.111, allocations: 27.37 MB / 0.9225 GB, free: 12.73 MB / 0.7012 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005615/1.116, allocations: 0.5694 MB / 0.9231 GB, free: 12.16 MB / 0.7012 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00109/1.117, allocations: 152 kB / 0.9232 GB, free: 12.01 MB / 0.7012 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01135/1.129, allocations: 3.984 MB / 0.9271 GB, free: 8.02 MB / 0.7012 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.008292/1.137, allocations: 3.605 MB / 0.9306 GB, free: 4.035 MB / 0.7012 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09492/1.232, allocations: 24.46 MB / 0.9545 GB, free: 11.21 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.366e-05/1.232, allocations: 12 kB / 0.9545 GB, free: 11.2 MB / 0.7325 GB
Warning: The linear system: 
1 : transformer.conv1.V2[2] = line2.v3_n[2] - line2.v1_n[2]
2 : line2.v3_n[2] - line2.v3_p[2] = line2.Z31[1] * line2.i1[2] + line2.Z31[2] * line2.i1[1] + line2.Z32[1] * line2.i2[2] + line2.Z32[2] * line2.i2[1] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1]
3 : loadRL.load3.v[2] = line2.v3_p[2] - line2.v1_p[2]
4 : line2.v1_n[2] - line2.v1_p[2] = line2.Z11[1] * line2.i1[2] + line2.Z11[2] * line2.i1[1] + line2.Z12[1] * line2.i2[2] + line2.Z12[2] * line2.i2[1] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_n[2] ;
  line2.v1_p[2] ;
  line2.v3_p[2] ;
  line2.v3_n[2]
]
  =
[
  -transformer.conv1.V2[2] ;
  line2.Z31[1] * line2.i1[2] + line2.Z33[1] * line2.i3[2] + line2.Z33[2] * line2.i3[1] + line2.Z32[2] * line2.i2[1] + line2.Z32[1] * line2.i2[2] + line2.Z31[2] * line2.i1[1] ;
  -loadRL.load3.v[2] ;
  line2.Z11[1] * line2.i1[2] + line2.Z13[1] * line2.i3[2] + line2.Z13[2] * line2.i3[1] + line2.Z12[2] * line2.i2[1] + line2.Z12[1] * line2.i2[2] + line2.Z11[2] * line2.i1[1]
]
 might be structurally or numerically singular for variable line2.v3_n[2] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
3 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1]
]
  =
[
  -loadRL.load1.v[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2]
]
 might be structurally or numerically singular for variable line2.v1_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of matching and sorting (n=410) (initialization_lambda0): time 0.03015/1.262, allocations: 10.17 MB / 0.9644 GB, free: 0.9844 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 3.756e-05/1.262, allocations: 16 kB / 0.9645 GB, free: 0.9688 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.115e-05/1.262, allocations: 24 kB / 0.9645 GB, free: 0.9453 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01642/1.279, allocations: 4.323 MB / 0.9687 GB, free: 12.61 MB / 0.7481 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005482/1.284, allocations: 1.041 MB / 0.9697 GB, free: 11.56 MB / 0.7481 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04256/1.327, allocations: 26.15 MB / 0.9953 GB, free: 0.8984 MB / 0.7637 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005637/1.332, allocations: 0.5499 MB / 0.9958 GB, free: 356 kB / 0.7637 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0009978/1.333, allocations: 156 kB / 0.9959 GB, free: 200 kB / 0.7637 GB
Warning: Assuming fixed start value for the following 2 variables:
         node4.wyeToDelta.delta.phase[3].v[2]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
         node4.wyeToDelta.delta.phase[2].v[1]:VARIABLE(flow=false unit = \"V\" fixed = true )  \"Voltage vector\" type: Real [3,2]
Warning: The initial conditions are over specified. The following 2 initial equations are redundant, so they are removed from the initialization_lambda0 system:
         0.0 = (-line2.i1[2]) - line2.i3[2] - line2.i2[2]
         0.0 = (-line2.i1[1]) - line2.i3[1] - line2.i2[1].
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 119
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (301):
 * Single equations (assignments): 298
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 2 systems
   {(1,3,100.0%), (10,44,70.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(10,44)}
Notification: Performance of prepare postOptimizeDAE: time 0.001716/1.335, allocations: 411.6 kB / 0.9963 GB, free: 15.79 MB / 0.7794 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00114/1.336, allocations: 202.8 kB / 0.9965 GB, free: 15.59 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 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  line2.v1_p[1] ;
  line2.v2_p[1] ;
  line2.v2_n[1] ;
  line2.v1_n[1]
]
  =
[
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v1_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02975/1.366, allocations: 9.935 MB / 1.006 GB, free: 5.621 MB / 0.7794 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.867e-05/1.366, allocations: 28 kB / 1.006 GB, free: 5.594 MB / 0.7794 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 5.723e-05/1.366, allocations: 12 kB / 1.006 GB, free: 5.582 MB / 0.7794 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0001139/1.366, allocations: 19.92 kB / 1.006 GB, free: 5.562 MB / 0.7794 GB
Warning: The linear system: 
1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
2 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
4 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_n[1] ;
  line2.v1_n[1] ;
  line2.v1_p[1] ;
  line2.v2_p[1]
]
  =
[
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -loadRL.load1.v[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -transformer.conv2.V2[1]
]
 might be structurally or numerically singular for variable line2.v2_p[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0447/1.411, allocations: 14.8 MB / 1.021 GB, free: 6.652 MB / 0.795 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.777e-05/1.411, allocations: 8 kB / 1.021 GB, free: 6.645 MB / 0.795 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003922/1.415, allocations: 0.7378 MB / 1.021 GB, free: 5.906 MB / 0.795 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.02012/1.435, allocations: 5.177 MB / 1.027 GB, free: 0.7148 MB / 0.795 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007648/1.436, allocations: 67.95 kB / 1.027 GB, free: 0.6484 MB / 0.795 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0468/1.482, allocations: 26.41 MB / 1.052 GB, free: 5.863 MB / 0.8262 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.105e-05/1.482, allocations: 8 kB / 1.052 GB, free: 5.855 MB / 0.8262 GB
Warning: The linear system: 
1 : line2.v2_n[1] - line2.v2_p[1] = line2.Z21[1] * line2.i1[1] - line2.Z21[2] * line2.i1[2] + line2.Z22[1] * line2.i2[1] - line2.Z22[2] * line2.i2[2] + line2.Z23[1] * line2.i3[1] - line2.Z23[2] * line2.i3[2]
2 : transformer.conv2.V2[1] = line2.v1_n[1] - line2.v2_n[1]
3 : line2.v1_n[1] - line2.v1_p[1] = line2.Z11[1] * line2.i1[1] - line2.Z11[2] * line2.i1[2] + line2.Z12[1] * line2.i2[1] - line2.Z12[2] * line2.i2[2] + line2.Z13[1] * line2.i3[1] - line2.Z13[2] * line2.i3[2]
4 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1] ;
  line2.v2_n[1]
]
  =
[
  line2.Z21[1] * line2.i1[1] + line2.Z23[1] * line2.i3[1] + line2.Z22[1] * line2.i2[1] - line2.Z21[2] * line2.i1[2] - line2.Z23[2] * line2.i3[2] - line2.Z22[2] * line2.i2[2] ;
  -transformer.conv2.V2[1] ;
  line2.Z11[1] * line2.i1[1] + line2.Z13[1] * line2.i3[1] + line2.Z12[1] * line2.i2[1] - line2.Z11[2] * line2.i1[2] - line2.Z13[2] * line2.i3[2] - line2.Z12[2] * line2.i2[2] ;
  -loadRL.load1.v[1]
]
 might be structurally or numerically singular for variable line2.v2_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02975/1.512, allocations: 9.896 MB / 1.062 GB, free: 11.76 MB / 0.8419 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002883/1.515, allocations: 0.6585 MB / 1.063 GB, free: 11.1 MB / 0.8419 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001341/1.516, allocations: 55.92 kB / 1.063 GB, free: 11.04 MB / 0.8419 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004544/1.521, allocations: 0.507 MB / 1.063 GB, free: 10.54 MB / 0.8419 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001155/1.522, allocations: 238.2 kB / 1.063 GB, free: 10.3 MB / 0.8419 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005288/1.523, allocations: 95.95 kB / 1.064 GB, free: 10.21 MB / 0.8419 GB
Notification: Performance of sorting global known variables: time 0.002479/1.525, allocations: 0.9401 MB / 1.064 GB, free: 9.266 MB / 0.8419 GB
Notification: Performance of sort global known variables: time 1.2e-07/1.525, allocations: 0 / 1.064 GB, free: 9.266 MB / 0.8419 GB
Notification: Performance of remove unused functions: time 0.01007/1.535, allocations: 1.852 MB / 1.066 GB, free: 7.414 MB / 0.8419 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 0.001112/1.536, allocations: 194.8 kB / 1.066 GB, free: 7.215 MB / 0.8419 GB
Notification: Performance of simCode: created initialization part: time 0.03469/1.571, allocations: 12.01 MB / 1.078 GB, free: 11.11 MB / 0.8575 GB
Notification: Performance of simCode: created event and clocks part: time 3.969e-05/1.571, allocations: 0 / 1.078 GB, free: 11.11 MB / 0.8575 GB
Notification: Performance of simCode: created simulation system equations: time 0.01254/1.584, allocations: 4.25 MB / 1.082 GB, free: 6.824 MB / 0.8575 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003687/1.587, allocations: 271.3 kB / 1.083 GB, free: 6.566 MB / 0.8575 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.3948/1.982, allocations: 9.645 MB / 1.092 GB, free: 292.4 MB / 0.8575 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003636/1.986, allocations: 2.291 MB / 1.094 GB, free: 292.2 MB / 0.8575 GB
Notification: Performance of simCode: alias equations: time 0.007537/1.993, allocations: 1.646 MB / 1.096 GB, free: 292.1 MB / 0.8575 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001177/1.994, allocations: 167.2 kB / 1.096 GB, free: 292.1 MB / 0.8575 GB
Notification: Performance of SimCode: time 2.094e-06/1.994, allocations: 0 / 1.096 GB, free: 292.1 MB / 0.8575 GB
Notification: Performance of Templates: time 0.1105/2.105, allocations: 80.35 MB / 1.175 GB, free: 242.4 MB / 0.8575 GB
"
[Timeout remaining time 658]
make -j1 -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.makefile [Timeout 660]
(rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & ./IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 480]
[Calling os._exit(0), Time elapsed: 9.784919179975986]
Failed to read output from testmodel.py, exit status != 0:
2.1154952105134726 2.125016953 1.423025678
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f55791aafe0>