Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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 0.0008252/0.0008252, allocations: 80.44 kB / 19.17 MB, free: 0.7461 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 0.0008162/0.0008162, allocations: 165.9 kB / 22.45 MB, free: 2.113 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 0.851/0.851, 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 1.698/1.698, 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.BalancedStepUp.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.482e-06/1.482e-06, allocations: 0 / 0.9998 GB, free: 13.4 MB / 0.9636 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.233e-05/2.381e-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.BalancedStepUp.YD): time 0.01367/0.0137, allocations: 17.44 MB / 1.017 GB, free: 11.9 MB / 0.9792 GB
Notification: Performance of NFInst.instExpressions: time 0.008528/0.02222, allocations: 6.652 MB / 1.023 GB, free: 5.227 MB / 0.9792 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001752/0.02398, allocations: 67.69 kB / 1.023 GB, free: 5.16 MB / 0.9792 GB
Notification: Performance of NFTyping.typeComponents: time 0.002768/0.02674, allocations: 1.48 MB / 1.025 GB, free: 3.676 MB / 0.9792 GB
Notification: Performance of NFTyping.typeBindings: time 0.003274/0.03002, allocations: 1.481 MB / 1.026 GB, free: 2.188 MB / 0.9792 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002672/0.03269, allocations: 1.266 MB / 1.027 GB, free: 0.9219 MB / 0.9792 GB
Notification: Performance of NFFlatten.flatten: time 0.005111/0.0378, allocations: 5.526 MB / 1.033 GB, free: 11.38 MB / 0.9948 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005055/0.04286, allocations: 3.354 MB / 1.036 GB, free: 7.934 MB / 0.9948 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.006407/0.04926, allocations: 3.306 MB / 1.039 GB, free: 4.621 MB / 0.9948 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.004265/0.05353, allocations: 2.876 MB / 1.042 GB, free: 1.738 MB / 0.9948 GB
Notification: Performance of NFPackage.collectConstants: time 0.001622/0.05515, allocations: 0.5117 MB / 1.043 GB, free: 1.227 MB / 0.9948 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003009/0.05816, allocations: 1.209 MB / 1.044 GB, free: 16 kB / 0.9948 GB
Notification: Performance of NFScalarize.scalarize: time 0.4614/0.5195, allocations: 2.407 MB / 1.046 GB, free: 54.3 MB / 0.9948 GB
Notification: Performance of NFVerifyModel.verify: time 0.004095/0.5236, allocations: 1.538 MB / 1.048 GB, free: 54.3 MB / 0.9948 GB
Notification: Performance of NFConvertDAE.convert: time 0.01054/0.5342, allocations: 7.95 MB / 1.055 GB, free: 54.07 MB / 0.9948 GB
Notification: Performance of FrontEnd - DAE generated: time 1.032e-05/0.5342, allocations: 0 / 1.055 GB, free: 54.07 MB / 0.9948 GB
Notification: Performance of FrontEnd: time 3.116e-06/0.5342, allocations: 0 / 1.055 GB, free: 54.07 MB / 0.9948 GB
Notification: Performance of Transformations before backend: time 0.0003394/0.5345, allocations: 0 / 1.055 GB, free: 54.07 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: 983
 * Number of variables: 983
Notification: Performance of Generate backend data structure: time 0.01172/0.5462, allocations: 3.767 MB / 1.059 GB, free: 52.65 MB / 0.9948 GB
Notification: Performance of prepare preOptimizeDAE: time 6.11e-05/0.5463, allocations: 9.562 kB / 1.059 GB, free: 52.65 MB / 0.9948 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002211/0.5485, allocations: 0.5404 MB / 1.06 GB, free: 52.59 MB / 0.9948 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.008588/0.5571, allocations: 2.433 MB / 1.062 GB, free: 52.39 MB / 0.9948 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005635/0.5627, allocations: 2.152 MB / 1.064 GB, free: 52.01 MB / 0.9948 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002933/0.563, allocations: 269.8 kB / 1.064 GB, free: 52 MB / 0.9948 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002311/0.5653, allocations: 352.5 kB / 1.065 GB, free: 52 MB / 0.9948 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01774/0.5831, allocations: 7.199 MB / 1.072 GB, free: 49.79 MB / 0.9948 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.905e-05/0.5832, allocations: 2.75 kB / 1.072 GB, free: 49.79 MB / 0.9948 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001279/0.5844, allocations: 154.6 kB / 1.072 GB, free: 49.68 MB / 0.9948 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003438/0.5848, allocations: 332.4 kB / 1.072 GB, free: 49.64 MB / 0.9948 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01485/0.5996, allocations: 7.017 MB / 1.079 GB, free: 47.66 MB / 0.9948 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03577/0.6354, allocations: 18.43 MB / 1.097 GB, free: 37.3 MB / 0.9948 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007539/0.6429, allocations: 3.726 MB / 1.101 GB, free: 36.02 MB / 0.9948 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004976/0.6479, allocations: 2.524 MB / 1.103 GB, free: 35.27 MB / 0.9948 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003857/0.6483, allocations: 52.92 kB / 1.103 GB, free: 35.26 MB / 0.9948 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.645e-05/0.6484, allocations: 64.58 kB / 1.103 GB, free: 35.2 MB / 0.9948 GB
Notification: Performance of pre-optimization done (n=208): time 6.813e-06/0.6484, allocations: 3.391 kB / 1.103 GB, free: 35.2 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.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 0.06663/0.715, allocations: 30.73 MB / 1.133 GB, free: 26.21 MB / 0.9948 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.147e-05/0.7151, allocations: 239.1 kB / 1.134 GB, free: 25.96 MB / 0.9948 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001828/0.7169, allocations: 1.48 MB / 1.135 GB, free: 25.15 MB / 0.9948 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006414/0.7175, allocations: 71.59 kB / 1.135 GB, free: 25.08 MB / 0.9948 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0006221/0.7182, allocations: 1.531 MB / 1.137 GB, free: 23.74 MB / 0.9948 GB
Notification: Performance of collectInitialBindings (initialization): time 0.000847/0.719, allocations: 0.9487 MB / 1.138 GB, free: 22.92 MB / 0.9948 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0008651/0.7199, allocations: 0.6362 MB / 1.138 GB, free: 22.57 MB / 0.9948 GB
Notification: Performance of setup shared object (initialization): time 3.436e-05/0.7199, allocations: 309.1 kB / 1.138 GB, free: 22.26 MB / 0.9948 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.003744/0.7236, allocations: 2.696 MB / 1.141 GB, free: 20.86 MB / 0.9948 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00433/0.728, allocations: 3.645 MB / 1.145 GB, free: 18.28 MB / 0.9948 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.00835/0.7363, allocations: 6.404 MB / 1.151 GB, free: 14.37 MB / 0.9948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.843e-05/0.7364, allocations: 8 kB / 1.151 GB, free: 14.37 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.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 0.01671/0.7531, allocations: 10.76 MB / 1.161 GB, free: 8.539 MB / 0.9948 GB
Notification: Performance of prepare postOptimizeDAE: time 3.636e-05/0.7531, allocations: 23.94 kB / 1.161 GB, free: 8.516 MB / 0.9948 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.757e-05/0.7531, allocations: 28 kB / 1.161 GB, free: 8.488 MB / 0.9948 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01007/0.7632, allocations: 5.556 MB / 1.167 GB, free: 2.922 MB / 0.9948 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002542/0.7657, allocations: 0.9947 MB / 1.168 GB, free: 1.965 MB / 0.9948 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02986/0.7956, allocations: 27.5 MB / 1.195 GB, free: 6.199 MB / 1.026 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003567/0.7992, allocations: 0.5733 MB / 1.195 GB, free: 5.625 MB / 1.026 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006991/0.7999, allocations: 151.9 kB / 1.195 GB, free: 5.477 MB / 1.026 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007325/0.8072, allocations: 3.984 MB / 1.199 GB, free: 1.484 MB / 1.026 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005198/0.8124, allocations: 3.613 MB / 1.203 GB, free: 13.48 MB / 1.042 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.04887/0.8613, allocations: 24.48 MB / 1.227 GB, free: 4.648 MB / 1.057 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.042e-05/0.8613, allocations: 8 kB / 1.227 GB, free: 4.641 MB / 1.057 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 0.01772/0.879, allocations: 10.18 MB / 1.237 GB, free: 10.6 MB / 1.073 GB
Notification: Performance of prepare postOptimizeDAE: time 2.806e-05/0.879, allocations: 20 kB / 1.237 GB, free: 10.58 MB / 1.073 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.275e-05/0.8791, allocations: 24 kB / 1.237 GB, free: 10.55 MB / 1.073 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.008309/0.8874, allocations: 4.317 MB / 1.241 GB, free: 6.227 MB / 1.073 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002889/0.8903, allocations: 1.039 MB / 1.242 GB, free: 5.211 MB / 1.073 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02638/0.9167, allocations: 26.27 MB / 1.268 GB, free: 10.39 MB / 1.104 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00342/0.9201, allocations: 0.5576 MB / 1.268 GB, free: 9.832 MB / 1.104 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006256/0.9207, allocations: 155.9 kB / 1.268 GB, free: 9.68 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.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 0.001073/0.9218, allocations: 401.1 kB / 1.269 GB, free: 9.281 MB / 1.104 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006438/0.9224, allocations: 206.7 kB / 1.269 GB, free: 9.078 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 : 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 0.01674/0.9392, allocations: 9.927 MB / 1.279 GB, free: 15.11 MB / 1.12 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.115e-05/0.9392, allocations: 28 kB / 1.279 GB, free: 15.09 MB / 1.12 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.314e-05/0.9392, allocations: 15.94 kB / 1.279 GB, free: 15.07 MB / 1.12 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.583e-05/0.9393, allocations: 19.95 kB / 1.279 GB, free: 15.05 MB / 1.12 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 0.0263/0.9656, allocations: 15.38 MB / 1.294 GB, free: 15.56 MB / 1.135 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.953e-05/0.9656, allocations: 8.938 kB / 1.294 GB, free: 15.55 MB / 1.135 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002039/0.9677, allocations: 0.7376 MB / 1.294 GB, free: 14.82 MB / 1.135 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01077/0.9784, allocations: 5.179 MB / 1.299 GB, free: 9.621 MB / 1.135 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006799/0.9791, allocations: 75.61 kB / 1.3 GB, free: 9.551 MB / 1.135 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0284/1.008, allocations: 26.53 MB / 1.325 GB, free: 14.62 MB / 1.167 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.165e-05/1.008, allocations: 16.03 kB / 1.325 GB, free: 14.61 MB / 1.167 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 0.01648/1.024, allocations: 9.881 MB / 1.335 GB, free: 4.52 MB / 1.167 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001781/1.026, allocations: 0.6546 MB / 1.336 GB, free: 3.863 MB / 1.167 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004646/1.026, allocations: 55.95 kB / 1.336 GB, free: 3.809 MB / 1.167 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002226/1.028, allocations: 0.5109 MB / 1.336 GB, free: 3.297 MB / 1.167 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006789/1.029, allocations: 238.3 kB / 1.336 GB, free: 3.066 MB / 1.167 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001822/1.029, allocations: 95.95 kB / 1.337 GB, free: 2.973 MB / 1.167 GB
Notification: Performance of sorting global known variables: time 0.001222/1.031, allocations: 0.9684 MB / 1.338 GB, free: 2 MB / 1.167 GB
Notification: Performance of sort global known variables: time 2.81e-07/1.031, allocations: 4 kB / 1.338 GB, free: 1.996 MB / 1.167 GB
Notification: Performance of remove unused functions: time 0.00645/1.037, allocations: 1.844 MB / 1.339 GB, free: 156 kB / 1.167 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 : 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 Backend phase and start with SimCode phase: time 0.01677/1.054, allocations: 10.55 MB / 1.35 GB, free: 5.387 MB / 1.182 GB
Notification: Performance of simCode: created initialization part: time 0.02102/1.075, allocations: 12.02 MB / 1.361 GB, free: 9.285 MB / 1.198 GB
Notification: Performance of simCode: created event and clocks part: time 1.125e-05/1.075, allocations: 0 / 1.361 GB, free: 9.285 MB / 1.198 GB
Notification: Performance of simCode: created simulation system equations: time 0.006938/1.082, allocations: 4.231 MB / 1.366 GB, free: 5.016 MB / 1.198 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001891/1.084, allocations: 263.8 kB / 1.366 GB, free: 4.758 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.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 simCode: created linear, non-linear and system jacobian parts: time 0.06901/1.153, allocations: 41.95 MB / 1.407 GB, free: 9.598 MB / 1.245 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003569/1.156, allocations: 2.275 MB / 1.409 GB, free: 7.285 MB / 1.245 GB
Notification: Performance of simCode: alias equations: time 0.003568/1.16, allocations: 1.649 MB / 1.411 GB, free: 5.633 MB / 1.245 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002027/1.162, allocations: 1.203 MB / 1.412 GB, free: 4.426 MB / 1.245 GB
Notification: Performance of SimCode: time 3.296e-06/1.162, allocations: 4 kB / 1.412 GB, free: 4.422 MB / 1.245 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.128/1.29, allocations: 103.5 MB / 1.513 GB, free: 13.46 MB / 1.354 GB
Notification: Performance of buildModelFMU: Generate platform static: time 10.06/11.35, allocations: 6.688 kB / 1.513 GB, free: 13.45 MB / 1.354 GB
"
[Timeout remaining time 289]
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 800 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1) [Timeout 840.0]
[Calling os._exit(0), Time elapsed: 15.426552708260715]
Failed to read output from testmodel.py, exit status != 0:
11.475371533073485 11.484165236 10.947833126999999
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x75c8bb80a360>