Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_11_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 0.001968/0.001968, 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 0.00253/0.00253, allocations: 213.3 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 1.456/1.456, allocations: 230.6 MB / 256 MB, free: 7.797 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.x/package.mo): time 2.743/2.743, allocations: 476 MB / 0.7699 GB, free: 4.754 MB / 0.6231 GB
"
[Timeout remaining time 177]
Using package Buildings with version 11.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.1-maint.11.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.UnbalancedStepUp.YD,fileNamePrefix="Buildings_11_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_11_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 0.002989/0.002989, allocations: 69.33 kB / 1.117 GB, free: 9.16 MB / 0.8419 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3253/0.3283, allocations: 170 MB / 1.283 GB, free: 4.133 MB / 0.9825 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02494/0.3532, allocations: 17.93 MB / 1.3 GB, free: 2.145 MB / 0.9981 GB
Notification: Performance of NFInst.instExpressions: time 0.01501/0.3682, allocations: 6.785 MB / 1.307 GB, free: 11.34 MB / 1.014 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001907/0.3701, allocations: 63.75 kB / 1.307 GB, free: 11.28 MB / 1.014 GB
Notification: Performance of NFTyping.typeComponents: time 0.004921/0.3751, allocations: 1.484 MB / 1.308 GB, free: 9.793 MB / 1.014 GB
Notification: Performance of NFTyping.typeBindings: time 0.005313/0.3804, allocations: 1.467 MB / 1.31 GB, free: 8.32 MB / 1.014 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004516/0.3849, allocations: 1.273 MB / 1.311 GB, free: 7.047 MB / 1.014 GB
Notification: Performance of NFFlatten.flatten: time 0.009439/0.3943, allocations: 5.472 MB / 1.316 GB, free: 1.562 MB / 1.014 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009211/0.4035, allocations: 3.371 MB / 1.32 GB, free: 14.1 MB / 1.029 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.006052/0.4096, allocations: 2.423 MB / 1.322 GB, free: 11.67 MB / 1.029 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.007521/0.4171, allocations: 3.015 MB / 1.325 GB, free: 8.645 MB / 1.029 GB
Notification: Performance of NFPackage.collectConstants: time 0.002276/0.4194, allocations: 0.5117 MB / 1.325 GB, free: 8.133 MB / 1.029 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004559/0.424, allocations: 1.205 MB / 1.327 GB, free: 6.926 MB / 1.029 GB
Notification: Performance of NFScalarize.scalarize: time 0.005124/0.4291, allocations: 2.296 MB / 1.329 GB, free: 4.625 MB / 1.029 GB
Notification: Performance of NFVerifyModel.verify: time 0.005442/0.4345, allocations: 1.798 MB / 1.331 GB, free: 2.82 MB / 1.029 GB
Notification: Performance of NFConvertDAE.convert: time 0.0149/0.4494, allocations: 7.831 MB / 1.338 GB, free: 10.96 MB / 1.045 GB
Notification: Performance of FrontEnd - DAE generated: time 8.306e-06/0.4494, allocations: 4 kB / 1.338 GB, free: 10.96 MB / 1.045 GB
Notification: Performance of FrontEnd: time 1.854e-06/0.4494, allocations: 0 / 1.338 GB, free: 10.96 MB / 1.045 GB
Notification: Performance of Transformations before backend: time 0.0002261/0.4497, allocations: 0 / 1.338 GB, free: 10.96 MB / 1.045 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 0.01443/0.4641, allocations: 3.828 MB / 1.342 GB, free: 7.086 MB / 1.045 GB
Notification: Performance of prepare preOptimizeDAE: time 5.755e-05/0.4641, allocations: 12.03 kB / 1.342 GB, free: 7.074 MB / 1.045 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001891/0.466, allocations: 0.5464 MB / 1.343 GB, free: 6.52 MB / 1.045 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02068/0.4867, allocations: 2.44 MB / 1.345 GB, free: 4.074 MB / 1.045 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.008416/0.4951, allocations: 2.177 MB / 1.347 GB, free: 1.863 MB / 1.045 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004352/0.4956, allocations: 275.2 kB / 1.347 GB, free: 1.594 MB / 1.045 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001731/0.4973, allocations: 348 kB / 1.348 GB, free: 1.254 MB / 1.045 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02426/0.5216, allocations: 7.238 MB / 1.355 GB, free: 9.895 MB / 1.061 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001429/0.5217, allocations: 7.938 kB / 1.355 GB, free: 9.887 MB / 1.061 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001107/0.5228, allocations: 148 kB / 1.355 GB, free: 9.742 MB / 1.061 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0008563/0.5237, allocations: 330.1 kB / 1.355 GB, free: 9.418 MB / 1.061 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02329/0.547, allocations: 7.043 MB / 1.362 GB, free: 2.363 MB / 1.061 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03638/0.5833, allocations: 18.5 MB / 1.38 GB, free: 15.28 MB / 1.092 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008787/0.5921, allocations: 3.722 MB / 1.384 GB, free: 11.54 MB / 1.092 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006779/0.5989, allocations: 2.514 MB / 1.386 GB, free: 8.996 MB / 1.092 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002845/0.5992, allocations: 49.97 kB / 1.386 GB, free: 8.945 MB / 1.092 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.258e-05/0.5993, allocations: 64.5 kB / 1.386 GB, free: 8.875 MB / 1.092 GB
Notification: Performance of pre-optimization done (n=208): time 4.739e-06/0.5993, allocations: 0 / 1.386 GB, free: 8.875 MB / 1.092 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 0.114/0.7132, allocations: 30.79 MB / 1.416 GB, free: 10.09 MB / 1.123 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001732/0.7134, allocations: 239.6 kB / 1.417 GB, free: 9.809 MB / 1.123 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002686/0.7161, allocations: 1.527 MB / 1.418 GB, free: 8.273 MB / 1.123 GB
Notification: Performance of collectPreVariables (initialization): time 0.0004751/0.7166, allocations: 73.7 kB / 1.418 GB, free: 8.195 MB / 1.123 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001288/0.7179, allocations: 1.55 MB / 1.42 GB, free: 6.629 MB / 1.123 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001287/0.7191, allocations: 0.9645 MB / 1.421 GB, free: 5.656 MB / 1.123 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001476/0.7206, allocations: 0.6359 MB / 1.421 GB, free: 5.012 MB / 1.123 GB
Notification: Performance of setup shared object (initialization): time 0.0001392/0.7208, allocations: 305.1 kB / 1.422 GB, free: 4.711 MB / 1.123 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006644/0.7274, allocations: 2.686 MB / 1.424 GB, free: 2.016 MB / 1.123 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007348/0.7348, allocations: 3.639 MB / 1.428 GB, free: 13.98 MB / 1.139 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01385/0.7486, allocations: 6.406 MB / 1.434 GB, free: 7.176 MB / 1.139 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.067e-05/0.7486, allocations: 8 kB / 1.434 GB, free: 7.168 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=410) (initialization): time 0.0305/0.7791, allocations: 10.76 MB / 1.444 GB, free: 12.34 MB / 1.154 GB
Notification: Performance of prepare postOptimizeDAE: time 4.378e-05/0.7792, allocations: 18.91 kB / 1.445 GB, free: 12.32 MB / 1.154 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.258e-05/0.7792, allocations: 28 kB / 1.445 GB, free: 12.3 MB / 1.154 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02039/0.7996, allocations: 5.555 MB / 1.45 GB, free: 6.723 MB / 1.154 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005046/0.8047, allocations: 0.9945 MB / 1.451 GB, free: 5.727 MB / 1.154 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04929/0.854, allocations: 27.48 MB / 1.478 GB, free: 9.867 MB / 1.186 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004714/0.8587, allocations: 0.5733 MB / 1.478 GB, free: 9.293 MB / 1.186 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005729/0.8592, allocations: 152 kB / 1.478 GB, free: 9.145 MB / 1.186 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.008735/0.868, allocations: 3.984 MB / 1.482 GB, free: 5.152 MB / 1.186 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.007122/0.8751, allocations: 3.604 MB / 1.486 GB, free: 1.148 MB / 1.186 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09095/0.966, allocations: 24.46 MB / 1.51 GB, free: 8.207 MB / 1.217 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.35e-05/0.9661, allocations: 8 kB / 1.51 GB, free: 8.199 MB / 1.217 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 0.02884/0.9949, allocations: 10.16 MB / 1.52 GB, free: 13.96 MB / 1.232 GB
Notification: Performance of prepare postOptimizeDAE: time 4.878e-05/0.995, allocations: 19.94 kB / 1.52 GB, free: 13.94 MB / 1.232 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.88e-05/0.995, allocations: 24.56 kB / 1.52 GB, free: 13.92 MB / 1.232 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01603/1.011, allocations: 4.322 MB / 1.524 GB, free: 9.578 MB / 1.232 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004822/1.016, allocations: 1.049 MB / 1.525 GB, free: 8.527 MB / 1.232 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03943/1.055, allocations: 26.27 MB / 1.551 GB, free: 13.68 MB / 1.264 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004746/1.06, allocations: 0.5498 MB / 1.551 GB, free: 13.13 MB / 1.264 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007334/1.061, allocations: 155.9 kB / 1.551 GB, free: 12.98 MB / 1.264 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 0.001524/1.062, allocations: 399.4 kB / 1.552 GB, free: 12.58 MB / 1.264 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001016/1.063, allocations: 215 kB / 1.552 GB, free: 12.37 MB / 1.264 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 0.02834/1.092, allocations: 9.928 MB / 1.562 GB, free: 2.402 MB / 1.264 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.2e-05/1.092, allocations: 31.94 kB / 1.562 GB, free: 2.371 MB / 1.264 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.953e-05/1.092, allocations: 19.94 kB / 1.562 GB, free: 2.352 MB / 1.264 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.901e-05/1.092, allocations: 19.94 kB / 1.562 GB, free: 2.332 MB / 1.264 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 0.643/1.735, allocations: 15.37 MB / 1.577 GB, free: 258.8 MB / 1.264 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.166e-05/1.735, allocations: 8.453 kB / 1.577 GB, free: 258.8 MB / 1.264 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00358/1.738, allocations: 0.7368 MB / 1.577 GB, free: 258.8 MB / 1.264 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01896/1.757, allocations: 5.17 MB / 1.582 GB, free: 258.2 MB / 1.264 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005913/1.758, allocations: 71.06 kB / 1.583 GB, free: 258.2 MB / 1.264 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03542/1.793, allocations: 26.52 MB / 1.608 GB, free: 244.6 MB / 1.264 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.227e-06/1.793, allocations: 11.75 kB / 1.608 GB, free: 244.6 MB / 1.264 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 0.02305/1.816, allocations: 9.911 MB / 1.618 GB, free: 240.8 MB / 1.264 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002019/1.818, allocations: 0.6568 MB / 1.619 GB, free: 240.5 MB / 1.264 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006504/1.819, allocations: 57.05 kB / 1.619 GB, free: 240.5 MB / 1.264 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003721/1.823, allocations: 0.5134 MB / 1.619 GB, free: 240.2 MB / 1.264 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007529/1.824, allocations: 234.2 kB / 1.62 GB, free: 240 MB / 1.264 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000307/1.824, allocations: 91.95 kB / 1.62 GB, free: 239.9 MB / 1.264 GB
Notification: Performance of sorting global known variables: time 0.001536/1.825, allocations: 1.004 MB / 1.621 GB, free: 238.9 MB / 1.264 GB
Notification: Performance of sort global known variables: time 1.1e-07/1.825, allocations: 2.078 kB / 1.621 GB, free: 238.9 MB / 1.264 GB
Notification: Performance of remove unused functions: time 0.005987/1.831, allocations: 1.855 MB / 1.622 GB, free: 237 MB / 1.264 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 0.02295/1.854, allocations: 10.57 MB / 1.633 GB, free: 226.3 MB / 1.264 GB
Notification: Performance of simCode: created initialization part: time 0.02491/1.879, allocations: 12.04 MB / 1.645 GB, free: 214.2 MB / 1.264 GB
Notification: Performance of simCode: created event and clocks part: time 1.491e-05/1.879, allocations: 0 / 1.645 GB, free: 214.2 MB / 1.264 GB
Notification: Performance of simCode: created simulation system equations: time 0.009163/1.888, allocations: 4.228 MB / 1.649 GB, free: 209.9 MB / 1.264 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002341/1.891, allocations: 294.2 kB / 1.649 GB, free: 209.6 MB / 1.264 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 0.08194/1.973, allocations: 42.08 MB / 1.69 GB, free: 166.3 MB / 1.264 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002943/1.976, allocations: 2.285 MB / 1.692 GB, free: 164 MB / 1.264 GB
Notification: Performance of simCode: alias equations: time 0.003971/1.98, allocations: 1.656 MB / 1.694 GB, free: 162.4 MB / 1.264 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001478/1.981, allocations: 1.22 MB / 1.695 GB, free: 161.2 MB / 1.264 GB
Notification: Performance of SimCode: time 1.082e-06/1.981, allocations: 0 / 1.695 GB, free: 161.2 MB / 1.264 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1372/2.118, allocations: 104.4 MB / 1.797 GB, free: 57.35 MB / 1.264 GB
Notification: Performance of buildModelFMU: Generate platform static: time 15.98/18.1, allocations: 8.594 kB / 1.797 GB, free: 57.35 MB / 1.264 GB
"
[Timeout remaining time 282]
(rm -f Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.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_11_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > Buildings_11_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 24.563325203955173]
Failed to read output from testmodel.py, exit status != 0:
18.268916598986834 18.277260594 17.825278389
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f1736652fb0>