Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001722/0.001722, allocations: 99.64 kB / 18.94 MB, free: 2.551 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 0.00229/0.00229, allocations: 216.6 kB / 22.25 MB, free: 4.855 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 1.454/1.454, allocations: 230.6 MB / 256 MB, free: 7.805 MB / 206.1 MB
"
[Timeout remaining time 178]
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 3.257/3.257, allocations: 0.5107 GB / 0.8158 GB, free: 17.81 MB / 0.6231 GB
"
[Timeout remaining time 176]
Using package Buildings with version 13.0.0 (/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.UnbalancedStepUp.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_latest_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_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 0.002058/0.002058, allocations: 63.11 kB / 1.186 GB, free: 13.7 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3609/0.3629, allocations: 181.9 MB / 1.363 GB, free: 14.04 MB / 1.061 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02507/0.388, allocations: 17.92 MB / 1.381 GB, free: 12.05 MB / 1.076 GB
Notification: Performance of NFInst.instExpressions: time 0.01288/0.4009, allocations: 6.789 MB / 1.388 GB, free: 5.246 MB / 1.076 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.00199/0.4028, allocations: 63.75 kB / 1.388 GB, free: 5.184 MB / 1.076 GB
Notification: Performance of NFTyping.typeComponents: time 0.004867/0.4077, allocations: 1.485 MB / 1.389 GB, free: 3.691 MB / 1.076 GB
Notification: Performance of NFTyping.typeBindings: time 0.00454/0.4123, allocations: 1.467 MB / 1.391 GB, free: 2.219 MB / 1.076 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003848/0.4161, allocations: 1.273 MB / 1.392 GB, free: 0.9453 MB / 1.076 GB
Notification: Performance of NFFlatten.flatten: time 0.006898/0.423, allocations: 5.468 MB / 1.397 GB, free: 11.46 MB / 1.092 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005911/0.4289, allocations: 3.386 MB / 1.4 GB, free: 7.98 MB / 1.092 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003924/0.4328, allocations: 2.423 MB / 1.403 GB, free: 5.551 MB / 1.092 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005391/0.4382, allocations: 3.022 MB / 1.406 GB, free: 2.52 MB / 1.092 GB
Notification: Performance of NFPackage.collectConstants: time 0.001527/0.4398, allocations: 0.5117 MB / 1.406 GB, free: 2.008 MB / 1.092 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003099/0.4429, allocations: 1.198 MB / 1.407 GB, free: 0.8086 MB / 1.092 GB
Notification: Performance of NFScalarize.scalarize: time 0.003427/0.4463, allocations: 2.303 MB / 1.41 GB, free: 14.5 MB / 1.107 GB
Notification: Performance of NFVerifyModel.verify: time 0.003449/0.4497, allocations: 1.798 MB / 1.411 GB, free: 12.7 MB / 1.107 GB
Notification: Performance of NFConvertDAE.convert: time 0.01035/0.4601, allocations: 7.831 MB / 1.419 GB, free: 4.84 MB / 1.107 GB
Notification: Performance of FrontEnd - DAE generated: time 8.516e-06/0.4601, allocations: 0 / 1.419 GB, free: 4.84 MB / 1.107 GB
Notification: Performance of FrontEnd: time 2.184e-06/0.4601, allocations: 3.938 kB / 1.419 GB, free: 4.836 MB / 1.107 GB
Notification: Performance of Transformations before backend: time 0.0002335/0.4603, allocations: 0 / 1.419 GB, free: 4.836 MB / 1.107 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 0.01041/0.4707, allocations: 3.837 MB / 1.423 GB, free: 0.9531 MB / 1.107 GB
Notification: Performance of prepare preOptimizeDAE: time 4.775e-05/0.4708, allocations: 12.03 kB / 1.423 GB, free: 0.9414 MB / 1.107 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001193/0.472, allocations: 0.5426 MB / 1.423 GB, free: 400 kB / 1.107 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01325/0.4852, allocations: 2.429 MB / 1.426 GB, free: 13.95 MB / 1.123 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006166/0.4914, allocations: 2.177 MB / 1.428 GB, free: 11.75 MB / 1.123 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002655/0.4917, allocations: 267.3 kB / 1.428 GB, free: 11.48 MB / 1.123 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001201/0.4929, allocations: 352 kB / 1.428 GB, free: 11.14 MB / 1.123 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01881/0.5117, allocations: 7.23 MB / 1.436 GB, free: 3.785 MB / 1.123 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001325/0.5118, allocations: 11.89 kB / 1.436 GB, free: 3.773 MB / 1.123 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001125/0.5129, allocations: 140 kB / 1.436 GB, free: 3.637 MB / 1.123 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005854/0.5135, allocations: 334.1 kB / 1.436 GB, free: 3.309 MB / 1.123 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01925/0.5328, allocations: 7.043 MB / 1.443 GB, free: 12.26 MB / 1.139 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03421/0.567, allocations: 18.48 MB / 1.461 GB, free: 9.191 MB / 1.154 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008364/0.5753, allocations: 3.733 MB / 1.465 GB, free: 5.441 MB / 1.154 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006504/0.5818, allocations: 2.514 MB / 1.467 GB, free: 2.902 MB / 1.154 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.000269/0.5821, allocations: 49.91 kB / 1.467 GB, free: 2.852 MB / 1.154 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.175e-05/0.5822, allocations: 64.55 kB / 1.467 GB, free: 2.781 MB / 1.154 GB
Notification: Performance of pre-optimization done (n=208): time 5.13e-06/0.5822, allocations: 0 / 1.467 GB, free: 2.781 MB / 1.154 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 0.1117/0.6938, allocations: 30.81 MB / 1.497 GB, free: 3.98 MB / 1.186 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001992/0.694, allocations: 239.6 kB / 1.497 GB, free: 3.695 MB / 1.186 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002543/0.6966, allocations: 1.523 MB / 1.499 GB, free: 2.164 MB / 1.186 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005617/0.6971, allocations: 69.7 kB / 1.499 GB, free: 2.09 MB / 1.186 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001213/0.6984, allocations: 1.542 MB / 1.501 GB, free: 0.5312 MB / 1.186 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001181/0.6995, allocations: 0.9722 MB / 1.501 GB, free: 15.55 MB / 1.201 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.00121/0.7008, allocations: 0.6321 MB / 1.502 GB, free: 14.91 MB / 1.201 GB
Notification: Performance of setup shared object (initialization): time 0.0001447/0.7009, allocations: 309.1 kB / 1.502 GB, free: 14.61 MB / 1.201 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006667/0.7076, allocations: 2.69 MB / 1.505 GB, free: 11.91 MB / 1.201 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007768/0.7153, allocations: 3.639 MB / 1.509 GB, free: 7.871 MB / 1.201 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01425/0.7296, allocations: 6.406 MB / 1.515 GB, free: 1.066 MB / 1.201 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.773e-05/0.7296, allocations: 8 kB / 1.515 GB, free: 1.059 MB / 1.201 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 0.03126/0.7609, allocations: 10.76 MB / 1.525 GB, free: 6.23 MB / 1.217 GB
Notification: Performance of prepare postOptimizeDAE: time 3.881e-05/0.7609, allocations: 16 kB / 1.525 GB, free: 6.215 MB / 1.217 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.872e-05/0.761, allocations: 24 kB / 1.525 GB, free: 6.191 MB / 1.217 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02094/0.7819, allocations: 5.556 MB / 1.531 GB, free: 0.6211 MB / 1.217 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004505/0.7864, allocations: 0.9906 MB / 1.532 GB, free: 15.63 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04716/0.8336, allocations: 27.48 MB / 1.559 GB, free: 3.773 MB / 1.248 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004837/0.8384, allocations: 0.5694 MB / 1.559 GB, free: 3.203 MB / 1.248 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005749/0.839, allocations: 155.9 kB / 1.559 GB, free: 3.051 MB / 1.248 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008646/0.8476, allocations: 3.984 MB / 1.563 GB, free: 15.05 MB / 1.264 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007337/0.855, allocations: 3.604 MB / 1.567 GB, free: 11.06 MB / 1.264 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09418/0.9492, allocations: 24.46 MB / 1.591 GB, free: 2.113 MB / 1.279 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.421e-05/0.9492, allocations: 8 kB / 1.591 GB, free: 2.105 MB / 1.279 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 0.02751/0.9767, allocations: 10.17 MB / 1.601 GB, free: 7.855 MB / 1.295 GB
Notification: Performance of prepare postOptimizeDAE: time 3.755e-05/0.9767, allocations: 29.59 kB / 1.601 GB, free: 7.828 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.52e-05/0.9768, allocations: 24 kB / 1.601 GB, free: 7.805 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01587/0.9926, allocations: 4.322 MB / 1.605 GB, free: 3.469 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00488/0.9975, allocations: 1.041 MB / 1.606 GB, free: 2.426 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.6767/1.674, allocations: 26.25 MB / 1.631 GB, free: 212.9 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004704/1.679, allocations: 0.5583 MB / 1.632 GB, free: 212.8 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005817/1.68, allocations: 149.5 kB / 1.632 GB, free: 212.8 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 0.0009957/1.681, allocations: 406.4 kB / 1.633 GB, free: 212.5 MB / 1.295 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005603/1.681, allocations: 213 kB / 1.633 GB, free: 212.5 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 0.02629/1.707, allocations: 9.923 MB / 1.642 GB, free: 209.9 MB / 1.295 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.329e-05/1.707, allocations: 28.28 kB / 1.642 GB, free: 209.9 MB / 1.295 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.359e-05/1.707, allocations: 16.34 kB / 1.642 GB, free: 209.9 MB / 1.295 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.008e-05/1.708, allocations: 18.97 kB / 1.642 GB, free: 209.9 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 0.03379/1.741, allocations: 15.41 MB / 1.658 GB, free: 204.7 MB / 1.295 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.075e-05/1.741, allocations: 7.25 kB / 1.658 GB, free: 204.7 MB / 1.295 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003137/1.744, allocations: 0.7334 MB / 1.658 GB, free: 204.7 MB / 1.295 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01663/1.761, allocations: 5.17 MB / 1.663 GB, free: 203.3 MB / 1.295 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004513/1.762, allocations: 71.45 kB / 1.663 GB, free: 203.3 MB / 1.295 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03199/1.794, allocations: 26.52 MB / 1.689 GB, free: 181.9 MB / 1.295 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.842e-06/1.794, allocations: 12.03 kB / 1.689 GB, free: 181.9 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 0.0226/1.816, allocations: 9.913 MB / 1.699 GB, free: 171.8 MB / 1.295 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002215/1.818, allocations: 0.6636 MB / 1.7 GB, free: 171.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005433/1.819, allocations: 59.98 kB / 1.7 GB, free: 171.1 MB / 1.295 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003506/1.822, allocations: 0.5031 MB / 1.7 GB, free: 170.6 MB / 1.295 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007202/1.823, allocations: 238.2 kB / 1.7 GB, free: 170.3 MB / 1.295 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002199/1.823, allocations: 91.89 kB / 1.7 GB, free: 170.2 MB / 1.295 GB
Notification: Performance of sorting global known variables: time 0.001274/1.825, allocations: 1.009 MB / 1.701 GB, free: 169.2 MB / 1.295 GB
Notification: Performance of sort global known variables: time 1.11e-07/1.825, allocations: 0 / 1.701 GB, free: 169.2 MB / 1.295 GB
Notification: Performance of remove unused functions: time 0.006048/1.831, allocations: 1.855 MB / 1.703 GB, free: 167.4 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 0.02258/1.853, allocations: 10.56 MB / 1.714 GB, free: 156.6 MB / 1.295 GB
Notification: Performance of simCode: created initialization part: time 0.02568/1.879, allocations: 12.02 MB / 1.725 GB, free: 144.5 MB / 1.295 GB
Notification: Performance of simCode: created event and clocks part: time 1.983e-05/1.879, allocations: 1 kB / 1.725 GB, free: 144.5 MB / 1.295 GB
Notification: Performance of simCode: created simulation system equations: time 0.009284/1.888, allocations: 4.244 MB / 1.729 GB, free: 140.2 MB / 1.295 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002169/1.89, allocations: 293.7 kB / 1.73 GB, free: 139.9 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.
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 simCode: created linear, non-linear and system jacobian parts: time 0.08819/1.979, allocations: 42.08 MB / 1.771 GB, free: 96.64 MB / 1.295 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003457/1.982, allocations: 2.293 MB / 1.773 GB, free: 94.31 MB / 1.295 GB
Notification: Performance of simCode: alias equations: time 0.004332/1.986, allocations: 1.656 MB / 1.775 GB, free: 92.66 MB / 1.295 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001626/1.988, allocations: 1.226 MB / 1.776 GB, free: 91.44 MB / 1.295 GB
Notification: Performance of SimCode: time 1.022e-06/1.988, allocations: 0 / 1.776 GB, free: 91.44 MB / 1.295 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1506/2.139, allocations: 104.3 MB / 1.878 GB, free: 3.586 MB / 1.311 GB
Notification: Performance of buildModelFMU: Generate platform static: time 16.02/18.16, allocations: 3.094 kB / 1.878 GB, free: 3.586 MB / 1.311 GB
"
[Timeout remaining time 282]
(rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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_UnbalancedStepUp_YD.fmu > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 840.0]
[Calling os._exit(0), Time elapsed: 25.15355106117204]
Failed to read output from testmodel.py, exit status != 0:
18.334211907349527 18.365183721 17.899302302
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fba2e722fb0>