Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo", uses=false)
Using package Buildings with version 9.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="Buildings_9_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_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001131/0.001131, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001141/0.001142, allocations: 192.7 kB / 16.14 MB, free: 6.719 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.354/1.354, allocations: 222.9 MB / 239.8 MB, free: 4.625 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/package.mo): time 2.315/2.315, allocations: 390.2 MB / 0.6643 GB, free: 0.6367 MB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.001335/0.001335, allocations: 55.91 kB / 0.812 GB, free: 14.75 MB / 0.67 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.7076/0.709, allocations: 140.4 MB / 0.9491 GB, free: 9.113 MB / 0.7169 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.0196/0.7286, allocations: 18.14 MB / 0.9668 GB, free: 11.35 MB / 0.7325 GB
Notification: Performance of NFInst.instExpressions: time 0.01252/0.7412, allocations: 6.919 MB / 0.9736 GB, free: 5.93 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002098/0.7433, allocations: 44.88 kB / 0.9736 GB, free: 5.922 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.003642/0.747, allocations: 1.363 MB / 0.9749 GB, free: 4.867 MB / 0.7325 GB
Notification: Performance of NFTyping.typeBindings: time 0.003985/0.751, allocations: 1.362 MB / 0.9763 GB, free: 3.805 MB / 0.7325 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003314/0.7543, allocations: 1.155 MB / 0.9774 GB, free: 2.918 MB / 0.7325 GB
Notification: Performance of NFFlatten.flatten: time 0.009082/0.7634, allocations: 8.527 MB / 0.9857 GB, free: 12.51 MB / 0.7481 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01078/0.7742, allocations: 7.939 MB / 0.9935 GB, free: 4.469 MB / 0.7481 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.004117/0.7784, allocations: 1.978 MB / 0.9954 GB, free: 2.484 MB / 0.7481 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005398/0.7838, allocations: 3.081 MB / 0.9984 GB, free: 15.39 MB / 0.7637 GB
Notification: Performance of NFPackage.collectConstants: time 0.001129/0.7849, allocations: 368 kB / 0.9988 GB, free: 15.04 MB / 0.7637 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004235/0.7892, allocations: 1.303 MB / 1 GB, free: 13.73 MB / 0.7637 GB
Notification: Performance of NFScalarize.scalarize: time 0.00316/0.7924, allocations: 2.097 MB / 1.002 GB, free: 11.63 MB / 0.7637 GB
Notification: Performance of NFVerifyModel.verify: time 0.003252/0.7956, allocations: 2.015 MB / 1.004 GB, free: 9.605 MB / 0.7637 GB
Notification: Performance of NFConvertDAE.convert: time 0.007826/0.8035, allocations: 7.674 MB / 1.012 GB, free: 1.91 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 5.831e-06/0.8035, allocations: 0 / 1.012 GB, free: 1.91 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 1.193e-06/0.8035, allocations: 0 / 1.012 GB, free: 1.91 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0001718/0.8037, allocations: 0 / 1.012 GB, free: 1.91 MB / 0.7637 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 0.008166/0.8119, allocations: 3.823 MB / 1.015 GB, free: 14.03 MB / 0.7794 GB
Notification: Performance of prepare preOptimizeDAE: time 4.9e-05/0.8119, allocations: 12.03 kB / 1.015 GB, free: 14.02 MB / 0.7794 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007583/0.8127, allocations: 0.5387 MB / 1.016 GB, free: 13.47 MB / 0.7794 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01265/0.8253, allocations: 2.419 MB / 1.018 GB, free: 11.04 MB / 0.7794 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.004857/0.8302, allocations: 2.163 MB / 1.02 GB, free: 8.836 MB / 0.7794 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002004/0.8304, allocations: 271.2 kB / 1.021 GB, free: 8.57 MB / 0.7794 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007812/0.8312, allocations: 348 kB / 1.021 GB, free: 8.23 MB / 0.7794 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01448/0.8457, allocations: 7.166 MB / 1.028 GB, free: 0.9648 MB / 0.7794 GB
Notification: Performance of preOpt findStateOrder (simulation): time 6.078e-05/0.8458, allocations: 0 / 1.028 GB, free: 0.9648 MB / 0.7794 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004078/0.8462, allocations: 151.9 kB / 1.028 GB, free: 0.8164 MB / 0.7794 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004519/0.8467, allocations: 338.1 kB / 1.028 GB, free: 496 kB / 0.7794 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01536/0.8621, allocations: 7.048 MB / 1.035 GB, free: 9.426 MB / 0.795 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03266/0.8947, allocations: 26.69 MB / 1.061 GB, free: 12.56 MB / 0.8262 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.007634/0.9024, allocations: 4.994 MB / 1.066 GB, free: 7.254 MB / 0.8262 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005229/0.9077, allocations: 2.592 MB / 1.069 GB, free: 4.645 MB / 0.8262 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002336/0.9079, allocations: 131 kB / 1.069 GB, free: 4.5 MB / 0.8262 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.995e-05/0.908, allocations: 68.48 kB / 1.069 GB, free: 4.422 MB / 0.8262 GB
Notification: Performance of pre-optimization done (n=208): time 4.378e-06/0.908, allocations: 0 / 1.069 GB, free: 4.422 MB / 0.8262 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 0.1002/1.008, allocations: 30.94 MB / 1.099 GB, free: 5.402 MB / 0.8575 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001052/1.008, allocations: 235.6 kB / 1.099 GB, free: 5.125 MB / 0.8575 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002082/1.01, allocations: 1.473 MB / 1.101 GB, free: 3.645 MB / 0.8575 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004483/1.011, allocations: 65.7 kB / 1.101 GB, free: 3.574 MB / 0.8575 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0008402/1.012, allocations: 1.501 MB / 1.102 GB, free: 2.051 MB / 0.8575 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008738/1.013, allocations: 0.9203 MB / 1.103 GB, free: 1.117 MB / 0.8575 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001075/1.014, allocations: 0.6318 MB / 1.104 GB, free: 488 kB / 0.8575 GB
Notification: Performance of setup shared object (initialization): time 8.752e-05/1.014, allocations: 309.1 kB / 1.104 GB, free: 176 kB / 0.8575 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005562/1.019, allocations: 2.686 MB / 1.107 GB, free: 13.47 MB / 0.8731 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00616/1.026, allocations: 3.567 MB / 1.11 GB, free: 9.531 MB / 0.8731 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01171/1.037, allocations: 6.406 MB / 1.116 GB, free: 2.727 MB / 0.8731 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.56e-05/1.037, allocations: 8 kB / 1.116 GB, free: 2.719 MB / 0.8731 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 0.0271/1.064, allocations: 10.97 MB / 1.127 GB, free: 7.641 MB / 0.8887 GB
Notification: Performance of prepare postOptimizeDAE: time 3.83e-05/1.064, allocations: 20.09 kB / 1.127 GB, free: 7.621 MB / 0.8887 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.54e-05/1.064, allocations: 28 kB / 1.127 GB, free: 7.594 MB / 0.8887 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02083/1.085, allocations: 5.567 MB / 1.133 GB, free: 2.004 MB / 0.8887 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00425/1.09, allocations: 0.9984 MB / 1.134 GB, free: 1.004 MB / 0.8887 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03962/1.129, allocations: 25.78 MB / 1.159 GB, free: 6.793 MB / 0.92 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00425/1.133, allocations: 0.5653 MB / 1.159 GB, free: 6.227 MB / 0.92 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005496/1.134, allocations: 159.9 kB / 1.16 GB, free: 6.07 MB / 0.92 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007768/1.142, allocations: 3.98 MB / 1.163 GB, free: 2.082 MB / 0.92 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006232/1.148, allocations: 3.528 MB / 1.167 GB, free: 14.17 MB / 0.9356 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.086/1.234, allocations: 24.62 MB / 1.191 GB, free: 5.047 MB / 0.9512 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.506e-05/1.234, allocations: 11.94 kB / 1.191 GB, free: 5.035 MB / 0.9512 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 0.02534/1.259, allocations: 10.53 MB / 1.201 GB, free: 10.36 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 3.889e-05/1.26, allocations: 16 kB / 1.201 GB, free: 10.34 MB / 0.9669 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.115e-05/1.26, allocations: 28 kB / 1.201 GB, free: 10.31 MB / 0.9669 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01493/1.275, allocations: 4.325 MB / 1.205 GB, free: 5.973 MB / 0.9669 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004503/1.279, allocations: 1.041 MB / 1.206 GB, free: 4.93 MB / 0.9669 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03215/1.311, allocations: 24.96 MB / 1.231 GB, free: 11.26 MB / 0.9981 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00432/1.316, allocations: 0.5536 MB / 1.231 GB, free: 10.7 MB / 0.9981 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005619/1.316, allocations: 148 kB / 1.232 GB, free: 10.56 MB / 0.9981 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.i2[2] - line2.i3[2]
         0.0 = (-line2.i1[1]) - line2.i2[1] - line2.i3[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 0.001098/1.317, allocations: 396.4 kB / 1.232 GB, free: 10.16 MB / 0.9981 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000713/1.318, allocations: 197.7 kB / 1.232 GB, free: 9.969 MB / 0.9981 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 0.02764/1.346, allocations: 10.17 MB / 1.242 GB, free: 15.73 MB / 1.014 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.476e-05/1.346, allocations: 28.38 kB / 1.242 GB, free: 15.7 MB / 1.014 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 3.237e-05/1.346, allocations: 16 kB / 1.242 GB, free: 15.68 MB / 1.014 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.832e-05/1.346, allocations: 15.94 kB / 1.242 GB, free: 15.67 MB / 1.014 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 0.5162/1.862, allocations: 16.35 MB / 1.258 GB, free: 275.4 MB / 1.014 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.935e-05/1.862, allocations: 10.84 kB / 1.258 GB, free: 275.4 MB / 1.014 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003898/1.866, allocations: 0.7401 MB / 1.259 GB, free: 275.4 MB / 1.014 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01969/1.886, allocations: 5.176 MB / 1.264 GB, free: 275.3 MB / 1.014 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005795/1.886, allocations: 70.58 kB / 1.264 GB, free: 275.3 MB / 1.014 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.035/1.921, allocations: 24.83 MB / 1.288 GB, free: 264.9 MB / 1.014 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.809e-06/1.921, allocations: 17.03 kB / 1.288 GB, free: 264.9 MB / 1.014 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 0.02292/1.944, allocations: 10.13 MB / 1.298 GB, free: 260.7 MB / 1.014 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.001545/1.946, allocations: 0.718 MB / 1.299 GB, free: 260.4 MB / 1.014 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003682/1.946, allocations: 66.38 kB / 1.299 GB, free: 260.3 MB / 1.014 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003108/1.949, allocations: 0.5097 MB / 1.299 GB, free: 260.1 MB / 1.014 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007223/1.95, allocations: 227.2 kB / 1.3 GB, free: 259.9 MB / 1.014 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002145/1.95, allocations: 88.08 kB / 1.3 GB, free: 259.9 MB / 1.014 GB
Notification: Performance of sorting global known variables: time 0.001153/1.951, allocations: 1.003 MB / 1.301 GB, free: 259.4 MB / 1.014 GB
Notification: Performance of sort global known variables: time 1.5e-07/1.951, allocations: 0 / 1.301 GB, free: 259.4 MB / 1.014 GB
Notification: Performance of remove unused functions: time 0.004811/1.956, allocations: 1.859 MB / 1.302 GB, free: 259.2 MB / 1.014 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 0.02151/1.978, allocations: 10.79 MB / 1.313 GB, free: 252.8 MB / 1.014 GB
Notification: Performance of simCode: created initialization part: time 0.02412/2.002, allocations: 12.39 MB / 1.325 GB, free: 241.2 MB / 1.014 GB
Notification: Performance of simCode: created event and clocks part: time 1.239e-05/2.002, allocations: 4 kB / 1.325 GB, free: 241.2 MB / 1.014 GB
Notification: Performance of simCode: created simulation system equations: time 0.008598/2.011, allocations: 4.372 MB / 1.329 GB, free: 236.7 MB / 1.014 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001891/2.012, allocations: 285.4 kB / 1.33 GB, free: 236.5 MB / 1.014 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 0.08112/2.094, allocations: 45.68 MB / 1.374 GB, free: 188.8 MB / 1.014 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002196/2.096, allocations: 2.846 MB / 1.377 GB, free: 186 MB / 1.014 GB
Notification: Performance of simCode: alias equations: time 0.004538/2.1, allocations: 1.664 MB / 1.379 GB, free: 184.3 MB / 1.014 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001354/2.102, allocations: 1.222 MB / 1.38 GB, free: 183.1 MB / 1.014 GB
Notification: Performance of SimCode: time 7.81e-07/2.102, allocations: 0 / 1.38 GB, free: 183.1 MB / 1.014 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1036/2.205, allocations: 99.36 MB / 1.477 GB, free: 84.16 MB / 1.014 GB
Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001656/2.206, allocations: 300.3 kB / 1.477 GB, free: 83.78 MB / 1.014 GB
Notification: Performance of buildModelFMU: Generate platform static: time 3.488/5.694, allocations: 1.891 kB / 1.477 GB, free: 83.78 MB / 1.014 GB
(rm -f Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.mat --tempDir=temp_Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_9_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1)
TODO: How the !@#!# did the simulation report success but simulation result Buildings_9_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.mat does not exist to compare? outputFormat=mat