Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.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 0.0007787/0.0007787, allocations: 80.44 kB / 19.17 MB, free: 0.7422 MB / 13.93 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 0.0007463/0.0007463, allocations: 165.9 kB / 22.45 MB, free: 2.109 MB / 18.57 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 0.9004/0.9004, allocations: 177.1 MB / 202.8 MB, free: 5.742 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 1.806/1.806, allocations: 389 MB / 0.633 GB, free: 12.7 MB / 0.6042 GB
"
[Timeout remaining time 178]
Using package Buildings with version 13.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 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: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.703e-06/1.703e-06, allocations: 0 / 0.9998 GB, free: 13.39 MB / 0.9636 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.365e-05/2.535e-05, allocations: 2.281 kB / 0.9998 GB, free: 13.39 MB / 0.9636 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.01385/0.01387, allocations: 17.52 MB / 1.017 GB, free: 11.81 MB / 0.9792 GB
Notification: Performance of NFInst.instExpressions: time 0.009037/0.02291, allocations: 6.667 MB / 1.023 GB, free: 5.121 MB / 0.9792 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00156/0.02447, allocations: 63.75 kB / 1.023 GB, free: 5.059 MB / 0.9792 GB
Notification: Performance of NFTyping.typeComponents: time 0.002536/0.02701, allocations: 1.492 MB / 1.025 GB, free: 3.562 MB / 0.9792 GB
Notification: Performance of NFTyping.typeBindings: time 0.003575/0.03058, allocations: 1.488 MB / 1.026 GB, free: 2.066 MB / 0.9792 GB
Notification: Performance of NFTyping.typeClassSections: time 0.00254/0.03312, allocations: 1.281 MB / 1.028 GB, free: 0.7852 MB / 0.9792 GB
Notification: Performance of NFFlatten.flatten: time 0.005093/0.03822, allocations: 5.542 MB / 1.033 GB, free: 11.23 MB / 0.9948 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.003968/0.04219, allocations: 3.398 MB / 1.036 GB, free: 7.738 MB / 0.9948 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005097/0.04728, allocations: 3.329 MB / 1.04 GB, free: 4.402 MB / 0.9948 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003743/0.05102, allocations: 2.884 MB / 1.042 GB, free: 1.512 MB / 0.9948 GB
Notification: Performance of NFPackage.collectConstants: time 0.0009196/0.05194, allocations: 0.5156 MB / 1.043 GB, free: 0.9961 MB / 0.9948 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.4798/0.5318, allocations: 1.217 MB / 1.044 GB, free: 54.36 MB / 0.9948 GB
Notification: Performance of NFScalarize.scalarize: time 0.002721/0.5345, allocations: 2.41 MB / 1.046 GB, free: 54.36 MB / 0.9948 GB
Notification: Performance of NFVerifyModel.verify: time 0.002632/0.5371, allocations: 1.551 MB / 1.048 GB, free: 54.36 MB / 0.9948 GB
Notification: Performance of NFConvertDAE.convert: time 0.007259/0.5444, allocations: 7.987 MB / 1.056 GB, free: 54.12 MB / 0.9948 GB
Notification: Performance of FrontEnd - DAE generated: time 6.572e-06/0.5444, allocations: 0 / 1.056 GB, free: 54.12 MB / 0.9948 GB
Notification: Performance of FrontEnd: time 1.684e-06/0.5444, allocations: 0 / 1.056 GB, free: 54.12 MB / 0.9948 GB
Notification: Performance of Transformations before backend: time 0.0002102/0.5446, allocations: 0 / 1.056 GB, free: 54.12 MB / 0.9948 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 0.008129/0.5527, allocations: 3.802 MB / 1.059 GB, free: 52.68 MB / 0.9948 GB
Notification: Performance of prepare preOptimizeDAE: time 5.413e-05/0.5528, allocations: 11.03 kB / 1.059 GB, free: 52.68 MB / 0.9948 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001156/0.554, allocations: 0.5457 MB / 1.06 GB, free: 52.62 MB / 0.9948 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006572/0.5605, allocations: 2.438 MB / 1.062 GB, free: 52.41 MB / 0.9948 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004664/0.5652, allocations: 2.169 MB / 1.065 GB, free: 52.03 MB / 0.9948 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000179/0.5654, allocations: 270 kB / 1.065 GB, free: 52.02 MB / 0.9948 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001326/0.5667, allocations: 347.6 kB / 1.065 GB, free: 52.02 MB / 0.9948 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01348/0.5802, allocations: 7.233 MB / 1.072 GB, free: 49.74 MB / 0.9948 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.005e-05/0.5802, allocations: 9.141 kB / 1.072 GB, free: 49.74 MB / 0.9948 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006087/0.5809, allocations: 149.9 kB / 1.072 GB, free: 49.64 MB / 0.9948 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003226/0.5812, allocations: 334.8 kB / 1.073 GB, free: 49.6 MB / 0.9948 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01366/0.5948, allocations: 7.038 MB / 1.08 GB, free: 47.61 MB / 0.9948 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 0.02687/0.6217, allocations: 18.49 MB / 1.098 GB, free: 37.21 MB / 0.9948 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.006012/0.6277, allocations: 3.726 MB / 1.101 GB, free: 35.93 MB / 0.9948 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004026/0.6317, allocations: 2.529 MB / 1.104 GB, free: 35.18 MB / 0.9948 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002052/0.632, allocations: 44.2 kB / 1.104 GB, free: 35.18 MB / 0.9948 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.788e-05/0.632, allocations: 60.69 kB / 1.104 GB, free: 35.12 MB / 0.9948 GB
Notification: Performance of pre-optimization done (n=208): time 4.829e-06/0.632, allocations: 0 / 1.104 GB, free: 35.12 MB / 0.9948 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 0.05797/0.69, allocations: 30.8 MB / 1.134 GB, free: 26.01 MB / 0.9948 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.722e-05/0.69, allocations: 237 kB / 1.134 GB, free: 25.76 MB / 0.9948 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001797/0.6918, allocations: 1.527 MB / 1.136 GB, free: 24.92 MB / 0.9948 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004997/0.6923, allocations: 67.23 kB / 1.136 GB, free: 24.86 MB / 0.9948 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0005602/0.6929, allocations: 1.55 MB / 1.137 GB, free: 23.5 MB / 0.9948 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0007222/0.6936, allocations: 0.9504 MB / 1.138 GB, free: 22.68 MB / 0.9948 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008427/0.6945, allocations: 0.6337 MB / 1.139 GB, free: 22.33 MB / 0.9948 GB
Notification: Performance of setup shared object (initialization): time 2.929e-05/0.6945, allocations: 303.5 kB / 1.139 GB, free: 22.04 MB / 0.9948 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003373/0.6979, allocations: 2.69 MB / 1.142 GB, free: 20.64 MB / 0.9948 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.003538/0.7014, allocations: 3.648 MB / 1.145 GB, free: 18.05 MB / 0.9948 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006827/0.7082, allocations: 6.397 MB / 1.151 GB, free: 14.14 MB / 0.9948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.97e-05/0.7083, allocations: 7.969 kB / 1.151 GB, free: 14.14 MB / 0.9948 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 0.01449/0.7227, allocations: 10.81 MB / 1.162 GB, free: 7.926 MB / 0.9948 GB
Notification: Performance of prepare postOptimizeDAE: time 3.585e-05/0.7228, allocations: 16 kB / 1.162 GB, free: 7.91 MB / 0.9948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.622e-05/0.7228, allocations: 28 kB / 1.162 GB, free: 7.883 MB / 0.9948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.009497/0.7323, allocations: 5.532 MB / 1.167 GB, free: 2.34 MB / 0.9948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002392/0.7347, allocations: 0.9894 MB / 1.168 GB, free: 1.387 MB / 0.9948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02783/0.7625, allocations: 27.5 MB / 1.195 GB, free: 5.617 MB / 1.026 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003258/0.7658, allocations: 0.5694 MB / 1.196 GB, free: 5.047 MB / 1.026 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005053/0.7663, allocations: 155.9 kB / 1.196 GB, free: 4.895 MB / 1.026 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00567/0.772, allocations: 3.984 MB / 1.2 GB, free: 0.9023 MB / 1.026 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004378/0.7763, allocations: 3.61 MB / 1.203 GB, free: 12.91 MB / 1.042 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.04736/0.8237, allocations: 24.47 MB / 1.227 GB, free: 4.078 MB / 1.057 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.953e-05/0.8237, allocations: 8 kB / 1.227 GB, free: 4.07 MB / 1.057 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 0.0163/0.84, allocations: 10.18 MB / 1.237 GB, free: 10.04 MB / 1.073 GB
Notification: Performance of prepare postOptimizeDAE: time 2.765e-05/0.8401, allocations: 16 kB / 1.237 GB, free: 10.02 MB / 1.073 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.549e-05/0.8401, allocations: 24 kB / 1.237 GB, free: 10 MB / 1.073 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.00806/0.8482, allocations: 4.322 MB / 1.241 GB, free: 5.672 MB / 1.073 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002703/0.8509, allocations: 1.039 MB / 1.243 GB, free: 4.672 MB / 1.073 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02378/0.8746, allocations: 26.26 MB / 1.268 GB, free: 9.879 MB / 1.104 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002971/0.8776, allocations: 0.5537 MB / 1.269 GB, free: 9.324 MB / 1.104 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004667/0.8781, allocations: 156 kB / 1.269 GB, free: 9.172 MB / 1.104 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 0.0008853/0.879, allocations: 390.5 kB / 1.269 GB, free: 8.785 MB / 1.104 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005143/0.8795, allocations: 210.7 kB / 1.269 GB, free: 8.578 MB / 1.104 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 0.01528/0.8948, allocations: 9.934 MB / 1.279 GB, free: 14.61 MB / 1.12 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.128e-05/0.8948, allocations: 31.98 kB / 1.279 GB, free: 14.57 MB / 1.12 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.629e-05/0.8948, allocations: 16 kB / 1.279 GB, free: 14.56 MB / 1.12 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.554e-05/0.8948, allocations: 11.95 kB / 1.279 GB, free: 14.55 MB / 1.12 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 0.02351/0.9184, allocations: 15.38 MB / 1.294 GB, free: 15.06 MB / 1.135 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.508e-05/0.9184, allocations: 8 kB / 1.294 GB, free: 15.05 MB / 1.135 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001901/0.9203, allocations: 0.7375 MB / 1.295 GB, free: 14.31 MB / 1.135 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01017/0.9305, allocations: 5.169 MB / 1.3 GB, free: 9.125 MB / 1.135 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005679/0.931, allocations: 75.95 kB / 1.3 GB, free: 9.051 MB / 1.135 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0266/0.9576, allocations: 26.56 MB / 1.326 GB, free: 14.1 MB / 1.167 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.552e-06/0.9576, allocations: 8 kB / 1.326 GB, free: 14.09 MB / 1.167 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 0.01568/0.9733, allocations: 9.855 MB / 1.336 GB, free: 4.023 MB / 1.167 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001576/0.9749, allocations: 0.6623 MB / 1.336 GB, free: 3.359 MB / 1.167 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003874/0.9753, allocations: 52 kB / 1.336 GB, free: 3.309 MB / 1.167 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001936/0.9772, allocations: 0.5147 MB / 1.337 GB, free: 2.793 MB / 1.167 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0005886/0.9778, allocations: 238.4 kB / 1.337 GB, free: 2.562 MB / 1.167 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001567/0.978, allocations: 87.95 kB / 1.337 GB, free: 2.477 MB / 1.167 GB
Notification: Performance of sorting global known variables: time 0.001141/0.9791, allocations: 1.001 MB / 1.338 GB, free: 1.473 MB / 1.167 GB
Notification: Performance of sort global known variables: time 1.71e-07/0.9791, allocations: 0 / 1.338 GB, free: 1.473 MB / 1.167 GB
Notification: Performance of remove unused functions: time 0.005147/0.9842, allocations: 1.859 MB / 1.34 GB, free: 15.61 MB / 1.182 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)}
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 Backend phase and start with SimCode phase: time 0.01522/0.9995, allocations: 10.52 MB / 1.35 GB, free: 4.879 MB / 1.182 GB
Notification: Performance of simCode: created initialization part: time 0.01964/1.019, allocations: 12.01 MB / 1.362 GB, free: 8.789 MB / 1.198 GB
Notification: Performance of simCode: created event and clocks part: time 1.222e-05/1.019, allocations: 128 / 1.362 GB, free: 8.789 MB / 1.198 GB
Notification: Performance of simCode: created simulation system equations: time 0.00661/1.026, allocations: 4.266 MB / 1.366 GB, free: 4.484 MB / 1.198 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001843/1.028, allocations: 282.8 kB / 1.366 GB, free: 4.211 MB / 1.198 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.
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.conv1.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.conv1.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 simCode: created linear, non-linear and system jacobian parts: time 0.06476/1.092, allocations: 42.18 MB / 1.408 GB, free: 8.809 MB / 1.245 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002689/1.095, allocations: 2.289 MB / 1.41 GB, free: 6.48 MB / 1.245 GB
Notification: Performance of simCode: alias equations: time 0.003104/1.098, allocations: 1.657 MB / 1.411 GB, free: 4.82 MB / 1.245 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001305/1.099, allocations: 1.227 MB / 1.413 GB, free: 3.59 MB / 1.245 GB
Notification: Performance of SimCode: time 1.854e-06/1.099, allocations: 3.938 kB / 1.413 GB, free: 3.586 MB / 1.245 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1216/1.221, allocations: 104.5 MB / 1.515 GB, free: 11.72 MB / 1.354 GB
Notification: Performance of buildModelFMU: Generate platform static: time 10.23/11.46, allocations: 4.062 kB / 1.515 GB, free: 11.71 MB / 1.354 GB
"
[Timeout remaining time 288]
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD_res.mat --tempDir=temp_Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=800 --tolerance=1e-06 Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 840.0]
[Calling os._exit(0), Time elapsed: 15.655546123161912]
Failed to read output from testmodel.py, exit status != 0:
11.587975381873548 11.602002678 11.055188963
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x796ad69c5340>