Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.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 0.001377/0.001377, allocations: 99.64 kB / 18.95 MB, free: 2.668 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 0.001654/0.001654, allocations: 212.2 kB / 22.25 MB, free: 5.262 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 1.436/1.436, allocations: 230.6 MB / 256 MB, free: 7.789 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 master/package.mo): time 0.002661/0.002661, allocations: 287.5 kB / 312.7 MB, free: 2.613 MB / 238.1 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo): time 1.215/1.215, allocations: 180.6 MB / 0.5369 GB, free: 14.54 MB / 382.1 MB
"
[Timeout remaining time 179]
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 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(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD,fileNamePrefix="BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: NcDataReader2 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: BuildingSystems 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 0.003054/0.003054, allocations: 100.1 kB / 0.7396 GB, free: 27.95 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1695/0.1726, allocations: 95.39 MB / 0.8327 GB, free: 8.223 MB / 0.5762 GB
Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD): time 0.02514/0.1977, allocations: 17.92 MB / 0.8502 GB, free: 6.242 MB / 0.5919 GB
Notification: Performance of NFInst.instExpressions: time 0.01252/0.2102, allocations: 6.743 MB / 0.8568 GB, free: 15.48 MB / 0.6075 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001395/0.2116, allocations: 67.75 kB / 0.8569 GB, free: 15.41 MB / 0.6075 GB
Notification: Performance of NFTyping.typeComponents: time 0.004236/0.2159, allocations: 1.485 MB / 0.8583 GB, free: 13.93 MB / 0.6075 GB
Notification: Performance of NFTyping.typeBindings: time 0.003605/0.2195, allocations: 1.459 MB / 0.8598 GB, free: 12.46 MB / 0.6075 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003249/0.2227, allocations: 1.266 MB / 0.861 GB, free: 11.2 MB / 0.6075 GB
Notification: Performance of NFFlatten.flatten: time 0.006401/0.2291, allocations: 5.476 MB / 0.8664 GB, free: 5.707 MB / 0.6075 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.005534/0.2347, allocations: 3.378 MB / 0.8697 GB, free: 2.23 MB / 0.6075 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.00381/0.2385, allocations: 2.427 MB / 0.872 GB, free: 15.8 MB / 0.6231 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.005213/0.2437, allocations: 3.003 MB / 0.875 GB, free: 12.79 MB / 0.6231 GB
Notification: Performance of NFPackage.collectConstants: time 0.00153/0.2452, allocations: 0.5117 MB / 0.8755 GB, free: 12.27 MB / 0.6231 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.003442/0.2487, allocations: 1.201 MB / 0.8766 GB, free: 11.07 MB / 0.6231 GB
Notification: Performance of NFScalarize.scalarize: time 0.003597/0.2523, allocations: 2.307 MB / 0.8789 GB, free: 8.758 MB / 0.6231 GB
Notification: Performance of NFVerifyModel.verify: time 0.004276/0.2565, allocations: 1.79 MB / 0.8806 GB, free: 6.961 MB / 0.6231 GB
Notification: Performance of NFConvertDAE.convert: time 0.01022/0.2668, allocations: 7.835 MB / 0.8883 GB, free: 15.1 MB / 0.6387 GB
Notification: Performance of FrontEnd - DAE generated: time 4.418e-06/0.2668, allocations: 0 / 0.8883 GB, free: 15.1 MB / 0.6387 GB
Notification: Performance of FrontEnd: time 1.623e-06/0.2668, allocations: 0 / 0.8883 GB, free: 15.1 MB / 0.6387 GB
Notification: Performance of Transformations before backend: time 0.0001886/0.2669, allocations: 0 / 0.8883 GB, free: 15.1 MB / 0.6387 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 0.009674/0.2766, allocations: 3.832 MB / 0.892 GB, free: 11.22 MB / 0.6387 GB
Notification: Performance of prepare preOptimizeDAE: time 4.614e-05/0.2767, allocations: 13.94 kB / 0.892 GB, free: 11.21 MB / 0.6387 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0009592/0.2776, allocations: 0.5426 MB / 0.8926 GB, free: 10.66 MB / 0.6387 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01337/0.291, allocations: 2.436 MB / 0.8949 GB, free: 8.219 MB / 0.6387 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005628/0.2966, allocations: 2.166 MB / 0.8971 GB, free: 6.023 MB / 0.6387 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002985/0.2969, allocations: 275.2 kB / 0.8973 GB, free: 5.754 MB / 0.6387 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001176/0.2981, allocations: 355.9 kB / 0.8977 GB, free: 5.406 MB / 0.6387 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0175/0.3156, allocations: 7.238 MB / 0.9047 GB, free: 14.05 MB / 0.6544 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.735e-05/0.3157, allocations: 7.938 kB / 0.9047 GB, free: 14.04 MB / 0.6544 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006228/0.3163, allocations: 148 kB / 0.9049 GB, free: 13.9 MB / 0.6544 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000563/0.3169, allocations: 334.1 kB / 0.9052 GB, free: 13.57 MB / 0.6544 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01868/0.3356, allocations: 7.032 MB / 0.9121 GB, free: 6.527 MB / 0.6544 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03668/0.3722, allocations: 18.5 MB / 0.9301 GB, free: 3.438 MB / 0.67 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.009532/0.3818, allocations: 3.718 MB / 0.9338 GB, free: 15.68 MB / 0.6856 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007234/0.389, allocations: 2.522 MB / 0.9362 GB, free: 13.14 MB / 0.6856 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002896/0.3893, allocations: 49.91 kB / 0.9363 GB, free: 13.1 MB / 0.6856 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.276e-05/0.3894, allocations: 68.44 kB / 0.9363 GB, free: 13.02 MB / 0.6856 GB
Notification: Performance of pre-optimization done (n=208): time 4.809e-06/0.3894, allocations: 0 / 0.9363 GB, free: 13.02 MB / 0.6856 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.conv1.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.conv1.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 0.1449/0.5343, allocations: 30.8 MB / 0.9664 GB, free: 14.23 MB / 0.7169 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001716/0.5344, allocations: 235.6 kB / 0.9666 GB, free: 13.95 MB / 0.7169 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002493/0.5369, allocations: 1.523 MB / 0.9681 GB, free: 12.42 MB / 0.7169 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005219/0.5375, allocations: 69.7 kB / 0.9682 GB, free: 12.35 MB / 0.7169 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001218/0.5387, allocations: 1.554 MB / 0.9697 GB, free: 10.78 MB / 0.7169 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001232/0.5399, allocations: 0.9683 MB / 0.9707 GB, free: 9.801 MB / 0.7169 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001222/0.5411, allocations: 0.6321 MB / 0.9713 GB, free: 9.16 MB / 0.7169 GB
Notification: Performance of setup shared object (initialization): time 0.0001498/0.5413, allocations: 305.1 kB / 0.9716 GB, free: 8.859 MB / 0.7169 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00667/0.548, allocations: 2.69 MB / 0.9742 GB, free: 6.16 MB / 0.7169 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.008261/0.5562, allocations: 3.647 MB / 0.9778 GB, free: 2.121 MB / 0.7169 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.3646/0.9208, allocations: 6.393 MB / 0.984 GB, free: 130.3 MB / 0.7169 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.821e-05/0.9208, allocations: 8 kB / 0.984 GB, free: 130.3 MB / 0.7169 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.conv1.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.conv1.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 0.02842/0.9493, allocations: 10.8 MB / 0.9945 GB, free: 127.5 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 3.919e-05/0.9493, allocations: 21.5 kB / 0.9946 GB, free: 127.5 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.268e-05/0.9493, allocations: 30.19 kB / 0.9946 GB, free: 127.5 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02054/0.9699, allocations: 5.536 MB / 1 GB, free: 126.8 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00414/0.974, allocations: 0.989 MB / 1.001 GB, free: 126.7 MB / 0.7169 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03494/1.009, allocations: 27.48 MB / 1.028 GB, free: 104.7 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00432/1.013, allocations: 0.5733 MB / 1.028 GB, free: 104.2 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004191/1.014, allocations: 152 kB / 1.029 GB, free: 104 MB / 0.7169 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006728/1.02, allocations: 3.987 MB / 1.032 GB, free: 100 MB / 0.7169 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005444/1.026, allocations: 3.604 MB / 1.036 GB, free: 96.02 MB / 0.7169 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.08182/1.108, allocations: 24.46 MB / 1.06 GB, free: 71.11 MB / 0.7169 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.717e-05/1.108, allocations: 8 kB / 1.06 GB, free: 71.11 MB / 0.7169 GB
Warning: The linear system: 
1 : transformer.conv3.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.conv3.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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.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] ;
  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_n[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 0.02288/1.131, allocations: 10.17 MB / 1.07 GB, free: 60.93 MB / 0.7169 GB
Notification: Performance of prepare postOptimizeDAE: time 3.335e-05/1.131, allocations: 19.98 kB / 1.07 GB, free: 60.91 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.656e-05/1.131, allocations: 32.25 kB / 1.07 GB, free: 60.88 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01367/1.144, allocations: 4.313 MB / 1.074 GB, free: 56.55 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004254/1.149, allocations: 1.04 MB / 1.075 GB, free: 55.51 MB / 0.7169 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02798/1.177, allocations: 26.27 MB / 1.101 GB, free: 28.7 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004397/1.181, allocations: 0.5565 MB / 1.101 GB, free: 28.14 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000521/1.181, allocations: 155.9 kB / 1.101 GB, free: 27.99 MB / 0.7169 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.i2[2]) - line2.i3[2] - line2.i1[2]
         0.0 = (-line2.i2[1]) - line2.i3[1] - line2.i1[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 0.0008488/1.182, allocations: 397.7 kB / 1.102 GB, free: 27.61 MB / 0.7169 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005903/1.183, allocations: 214.7 kB / 1.102 GB, free: 27.4 MB / 0.7169 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.conv1.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.conv1.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 postOpt wrapFunctionCalls (simulation): time 0.02297/1.206, allocations: 9.922 MB / 1.112 GB, free: 17.45 MB / 0.7169 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.963e-05/1.206, allocations: 32 kB / 1.112 GB, free: 17.42 MB / 0.7169 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.755e-05/1.206, allocations: 12 kB / 1.112 GB, free: 17.41 MB / 0.7169 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.754e-05/1.206, allocations: 11.95 kB / 1.112 GB, free: 17.39 MB / 0.7169 GB
Warning: The linear system: 
1 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[1]
2 : 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]
3 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1]
4 : 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]
[
  -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.v1_n[1] ;
  line2.v2_n[1] ;
  line2.v2_p[1]
]
  =
[
  -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.conv1.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]
]
 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 0.03118/1.237, allocations: 15.37 MB / 1.127 GB, free: 1.906 MB / 0.7169 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.363e-05/1.237, allocations: 7.938 kB / 1.127 GB, free: 1.898 MB / 0.7169 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003176/1.24, allocations: 0.7295 MB / 1.127 GB, free: 1.168 MB / 0.7169 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01906/1.259, allocations: 5.18 MB / 1.132 GB, free: 11.97 MB / 0.7325 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005248/1.26, allocations: 75.95 kB / 1.133 GB, free: 11.89 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04925/1.309, allocations: 26.54 MB / 1.158 GB, free: 0.9531 MB / 0.7481 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.584e-05/1.309, allocations: 16.03 kB / 1.158 GB, free: 0.9375 MB / 0.7481 GB
Warning: The linear system: 
1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.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] ;
  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_n[1] since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.04354/1.353, allocations: 9.875 MB / 1.168 GB, free: 6.855 MB / 0.7637 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.003209/1.356, allocations: 0.6606 MB / 1.169 GB, free: 6.195 MB / 0.7637 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001059/1.357, allocations: 55.98 kB / 1.169 GB, free: 6.141 MB / 0.7637 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.005925/1.363, allocations: 0.507 MB / 1.169 GB, free: 5.633 MB / 0.7637 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001335/1.364, allocations: 242.2 kB / 1.17 GB, free: 5.395 MB / 0.7637 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0005977/1.365, allocations: 91.95 kB / 1.17 GB, free: 5.305 MB / 0.7637 GB
Notification: Performance of sorting global known variables: time 0.002925/1.368, allocations: 1.001 MB / 1.171 GB, free: 4.301 MB / 0.7637 GB
Notification: Performance of sort global known variables: time 1.91e-07/1.368, allocations: 0 / 1.171 GB, free: 4.301 MB / 0.7637 GB
Notification: Performance of remove unused functions: time 0.01017/1.378, allocations: 1.858 MB / 1.172 GB, free: 2.445 MB / 0.7637 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 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[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 : loadRL.load1.v[1] = line2.v1_p[1] - line2.v2_p[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_n[1] ;
  line2.v2_p[1] ;
  line2.v1_p[1] ;
  line2.v1_n[1]
]
  =
[
  -transformer.conv1.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] ;
  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_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 0.04161/1.42, allocations: 10.53 MB / 1.183 GB, free: 7.699 MB / 0.7794 GB
Notification: Performance of simCode: created initialization part: time 0.03268/1.452, allocations: 12.02 MB / 1.194 GB, free: 11.57 MB / 0.795 GB
Notification: Performance of simCode: created event and clocks part: time 2.122e-05/1.452, allocations: 4 kB / 1.194 GB, free: 11.56 MB / 0.795 GB
Notification: Performance of simCode: created simulation system equations: time 0.01194/1.464, allocations: 4.259 MB / 1.199 GB, free: 7.27 MB / 0.795 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002876/1.467, allocations: 294.5 kB / 1.199 GB, free: 6.988 MB / 0.795 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.conv1.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.conv1.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.conv1.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.conv1.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 0.1092/1.576, allocations: 42.12 MB / 1.24 GB, free: 11.65 MB / 0.8419 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003498/1.58, allocations: 2.289 MB / 1.242 GB, free: 9.32 MB / 0.8419 GB
Notification: Performance of simCode: alias equations: time 0.005008/1.585, allocations: 1.653 MB / 1.244 GB, free: 7.664 MB / 0.8419 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002205/1.587, allocations: 1.229 MB / 1.245 GB, free: 6.434 MB / 0.8419 GB
Notification: Performance of SimCode: time 1.674e-06/1.587, allocations: 0 / 1.245 GB, free: 6.434 MB / 0.8419 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.5115/2.099, allocations: 104.3 MB / 1.347 GB, free: 323.7 MB / 0.92 GB
Notification: Performance of buildModelFMU: Generate platform static: time 15.82/17.92, allocations: 8.328 kB / 1.347 GB, free: 323.7 MB / 0.92 GB
"
[Timeout remaining time 642]
(rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator  --tempDir=temp_BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD_fmu --startTime=0 --stopTime=1 --stepSize=0.0004 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepDown_YD.fmu > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 22.035477784927934]
Failed to read output from testmodel.py, exit status != 0:
18.08975912304595 18.110374202 17.839436159
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fb9d2586fb0>