Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_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 0.001807/0.001807, allocations: 113 kB / 18.94 MB, free: 2.934 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 0.002294/0.002294, allocations: 210.8 kB / 22.25 MB, free: 5.086 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 1.428/1.428, allocations: 230.6 MB / 256 MB, free: 8.027 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/package.mo): time 3.166/3.166, allocations: 0.49 GB / 0.7951 GB, free: 33.29 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 12.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.1-maint.12.x/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_12_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_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Buildings 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 0.002013/0.002013, allocations: 65.72 kB / 1.154 GB, free: 25.71 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3326/0.3346, allocations: 176.1 MB / 1.326 GB, free: 1.902 MB / 1.014 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD): time 0.02397/0.3586, allocations: 19.2 MB / 1.345 GB, free: 14.63 MB / 1.045 GB
Notification: Performance of NFInst.instExpressions: time 0.01231/0.3709, allocations: 7.046 MB / 1.352 GB, free: 7.57 MB / 1.045 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001454/0.3724, allocations: 63.75 kB / 1.352 GB, free: 7.508 MB / 1.045 GB
Notification: Performance of NFTyping.typeComponents: time 0.00407/0.3764, allocations: 1.536 MB / 1.353 GB, free: 5.969 MB / 1.045 GB
Notification: Performance of NFTyping.typeBindings: time 0.003773/0.3802, allocations: 1.443 MB / 1.355 GB, free: 4.52 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003478/0.3837, allocations: 1.295 MB / 1.356 GB, free: 3.223 MB / 1.045 GB
Notification: Performance of NFFlatten.flatten: time 0.007285/0.391, allocations: 5.445 MB / 1.361 GB, free: 13.77 MB / 1.061 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005967/0.3969, allocations: 3.381 MB / 1.364 GB, free: 10.28 MB / 1.061 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004527/0.4015, allocations: 2.396 MB / 1.367 GB, free: 7.879 MB / 1.061 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006104/0.4076, allocations: 3.151 MB / 1.37 GB, free: 4.719 MB / 1.061 GB
Notification: Performance of NFPackage.collectConstants: time 0.001395/0.409, allocations: 0.5156 MB / 1.37 GB, free: 4.203 MB / 1.061 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003183/0.4121, allocations: 1.287 MB / 1.372 GB, free: 2.914 MB / 1.061 GB
Notification: Performance of NFScalarize.scalarize: time 0.00305/0.4152, allocations: 2.303 MB / 1.374 GB, free: 0.6055 MB / 1.061 GB
Notification: Performance of NFVerifyModel.verify: time 0.003547/0.4187, allocations: 2.167 MB / 1.376 GB, free: 14.43 MB / 1.076 GB
Notification: Performance of NFConvertDAE.convert: time 0.009665/0.4284, allocations: 7.761 MB / 1.384 GB, free: 6.645 MB / 1.076 GB
Notification: Performance of FrontEnd - DAE generated: time 5.661e-06/0.4284, allocations: 4 kB / 1.384 GB, free: 6.641 MB / 1.076 GB
Notification: Performance of FrontEnd: time 1.653e-06/0.4284, allocations: 0 / 1.384 GB, free: 6.641 MB / 1.076 GB
Notification: Performance of Transformations before backend: time 0.0002039/0.4286, allocations: 0 / 1.384 GB, free: 6.641 MB / 1.076 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 0.009881/0.4385, allocations: 3.804 MB / 1.387 GB, free: 2.789 MB / 1.076 GB
Notification: Performance of prepare preOptimizeDAE: time 4.518e-05/0.4385, allocations: 8.031 kB / 1.387 GB, free: 2.781 MB / 1.076 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.00101/0.4396, allocations: 0.5423 MB / 1.388 GB, free: 2.23 MB / 1.076 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01297/0.4525, allocations: 2.429 MB / 1.39 GB, free: 15.8 MB / 1.092 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006073/0.4586, allocations: 2.15 MB / 1.392 GB, free: 13.61 MB / 1.092 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002866/0.4589, allocations: 271.1 kB / 1.393 GB, free: 13.35 MB / 1.092 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001308/0.4602, allocations: 344 kB / 1.393 GB, free: 13.01 MB / 1.092 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01622/0.4764, allocations: 7.131 MB / 1.4 GB, free: 5.781 MB / 1.092 GB
Notification: Performance of preOpt findStateOrder (simulation): time 9.224e-05/0.4765, allocations: 7.891 kB / 1.4 GB, free: 5.773 MB / 1.092 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006327/0.4771, allocations: 152 kB / 1.4 GB, free: 5.625 MB / 1.092 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005139/0.4776, allocations: 330 kB / 1.4 GB, free: 5.301 MB / 1.092 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01716/0.4948, allocations: 7.027 MB / 1.407 GB, free: 14.25 MB / 1.107 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04078/0.5356, allocations: 25.97 MB / 1.433 GB, free: 2.164 MB / 1.123 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008473/0.5441, allocations: 3.732 MB / 1.436 GB, free: 14.4 MB / 1.139 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006349/0.5504, allocations: 2.534 MB / 1.439 GB, free: 11.85 MB / 1.139 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0003031/0.5507, allocations: 53.94 kB / 1.439 GB, free: 11.8 MB / 1.139 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.654e-05/0.5508, allocations: 60.55 kB / 1.439 GB, free: 11.73 MB / 1.139 GB
Notification: Performance of pre-optimization done (n=208): time 4.128e-06/0.5508, allocations: 7.938 kB / 1.439 GB, free: 11.72 MB / 1.139 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 0.1075/0.6583, allocations: 30.74 MB / 1.469 GB, free: 13 MB / 1.17 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001701/0.6585, allocations: 239.6 kB / 1.469 GB, free: 12.71 MB / 1.17 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002451/0.6609, allocations: 1.431 MB / 1.47 GB, free: 11.27 MB / 1.17 GB
Notification: Performance of collectPreVariables (initialization): time 0.0006176/0.6616, allocations: 69.7 kB / 1.471 GB, free: 11.2 MB / 1.17 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001216/0.6628, allocations: 1.534 MB / 1.472 GB, free: 9.648 MB / 1.17 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001232/0.664, allocations: 0.9683 MB / 1.473 GB, free: 8.672 MB / 1.17 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001203/0.6652, allocations: 0.6321 MB / 1.474 GB, free: 8.031 MB / 1.17 GB
Notification: Performance of setup shared object (initialization): time 0.0001626/0.6654, allocations: 305.1 kB / 1.474 GB, free: 7.73 MB / 1.17 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006301/0.6717, allocations: 2.694 MB / 1.477 GB, free: 5.027 MB / 1.17 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007499/0.6792, allocations: 3.575 MB / 1.48 GB, free: 1.078 MB / 1.17 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01394/0.6931, allocations: 6.402 MB / 1.486 GB, free: 10.28 MB / 1.186 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.44e-05/0.6932, allocations: 12 kB / 1.486 GB, free: 10.27 MB / 1.186 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 0.03039/0.7235, allocations: 10.76 MB / 1.497 GB, free: 15.44 MB / 1.201 GB
Notification: Performance of prepare postOptimizeDAE: time 4.943e-05/0.7236, allocations: 16.56 kB / 1.497 GB, free: 15.42 MB / 1.201 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.374e-05/0.7237, allocations: 31.98 kB / 1.497 GB, free: 15.39 MB / 1.201 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02093/0.7446, allocations: 5.56 MB / 1.502 GB, free: 9.816 MB / 1.201 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004525/0.7491, allocations: 0.9945 MB / 1.503 GB, free: 8.82 MB / 1.201 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04757/0.7967, allocations: 27.89 MB / 1.53 GB, free: 12.55 MB / 1.232 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004793/0.8015, allocations: 0.5732 MB / 1.531 GB, free: 11.98 MB / 1.232 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005968/0.8021, allocations: 155.9 kB / 1.531 GB, free: 11.82 MB / 1.232 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008925/0.811, allocations: 3.98 MB / 1.535 GB, free: 7.836 MB / 1.232 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007335/0.8183, allocations: 3.532 MB / 1.538 GB, free: 3.922 MB / 1.232 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09099/0.9093, allocations: 24.48 MB / 1.562 GB, free: 10.96 MB / 1.264 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.453e-05/0.9093, allocations: 12 kB / 1.562 GB, free: 10.95 MB / 1.264 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 0.02672/0.9361, allocations: 10.17 MB / 1.572 GB, free: 0.7148 MB / 1.264 GB
Notification: Performance of prepare postOptimizeDAE: time 4.149e-05/0.9361, allocations: 16 kB / 1.572 GB, free: 0.6992 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.352e-05/0.9362, allocations: 28 kB / 1.572 GB, free: 0.6719 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01549/0.9516, allocations: 4.333 MB / 1.577 GB, free: 12.32 MB / 1.279 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004678/0.9563, allocations: 1.037 MB / 1.578 GB, free: 11.28 MB / 1.279 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6685/1.625, allocations: 26.76 MB / 1.604 GB, free: 255.9 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005072/1.63, allocations: 0.5492 MB / 1.604 GB, free: 255.9 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007619/1.631, allocations: 156.2 kB / 1.604 GB, free: 255.9 MB / 1.295 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 0.001092/1.632, allocations: 398.7 kB / 1.605 GB, free: 255.7 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007424/1.632, allocations: 205 kB / 1.605 GB, free: 255.7 MB / 1.295 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 0.02795/1.66, allocations: 9.926 MB / 1.615 GB, free: 255.5 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.648e-05/1.661, allocations: 29.75 kB / 1.615 GB, free: 255.5 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.91e-05/1.661, allocations: 12.44 kB / 1.615 GB, free: 255.5 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.995e-05/1.661, allocations: 15.05 kB / 1.615 GB, free: 255.5 MB / 1.295 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 0.0374/1.698, allocations: 16.04 MB / 1.63 GB, free: 250.3 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.124e-05/1.698, allocations: 11.19 kB / 1.63 GB, free: 250.3 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003449/1.702, allocations: 0.73 MB / 1.631 GB, free: 250.3 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01748/1.719, allocations: 5.184 MB / 1.636 GB, free: 249.7 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005867/1.72, allocations: 78.89 kB / 1.636 GB, free: 249.6 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03193/1.752, allocations: 26.92 MB / 1.663 GB, free: 233.3 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.613e-06/1.752, allocations: 15.41 kB / 1.663 GB, free: 233.2 MB / 1.295 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 0.02153/1.773, allocations: 9.904 MB / 1.672 GB, free: 224.2 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001841/1.775, allocations: 0.6565 MB / 1.673 GB, free: 223.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004719/1.775, allocations: 58.11 kB / 1.673 GB, free: 223.5 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003301/1.779, allocations: 0.5109 MB / 1.673 GB, free: 223 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006588/1.779, allocations: 234.2 kB / 1.674 GB, free: 222.7 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002089/1.78, allocations: 91.95 kB / 1.674 GB, free: 222.7 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001157/1.781, allocations: 0.9684 MB / 1.675 GB, free: 221.7 MB / 1.295 GB
Notification: Performance of sort global known variables: time 9e-08/1.781, allocations: 0 / 1.675 GB, free: 221.7 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.005447/1.786, allocations: 1.852 MB / 1.677 GB, free: 219.8 MB / 1.295 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 0.02212/1.808, allocations: 10.58 MB / 1.687 GB, free: 209.1 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02396/1.832, allocations: 12.02 MB / 1.699 GB, free: 196.9 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.213e-05/1.832, allocations: 4.062 kB / 1.699 GB, free: 196.9 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.008807/1.841, allocations: 4.243 MB / 1.703 GB, free: 192.7 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002168/1.843, allocations: 270.6 kB / 1.703 GB, free: 192.4 MB / 1.295 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 0.08592/1.929, allocations: 41.88 MB / 1.744 GB, free: 149.3 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002572/1.932, allocations: 2.833 MB / 1.747 GB, free: 146.5 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.003719/1.935, allocations: 1.657 MB / 1.748 GB, free: 144.8 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001488/1.937, allocations: 1.21 MB / 1.749 GB, free: 143.6 MB / 1.295 GB
Notification: Performance of SimCode: time 1.022e-06/1.937, allocations: 0 / 1.749 GB, free: 143.6 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.156/2.093, allocations: 106.9 MB / 1.854 GB, free: 37.08 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate platform static: time 17.47/19.56, allocations: 6.234 kB / 1.854 GB, free: 37.07 MB / 1.295 GB
"
[Timeout remaining time 280]
(rm -f Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; mkfifo Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe >> ../files/Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 Buildings_12_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepUp_YD.fmu > Buildings_12_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 26.313169275999826]
Failed to read output from testmodel.py, exit status != 0:
19.724338654999883 19.741811577 19.309600348
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f18ad682f20>