Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.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 0.001751/0.001751, allocations: 119.2 kB / 19.69 MB, free: 2.199 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 0.002111/0.002111, allocations: 225.6 kB / 23.01 MB, free: 5.043 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 1.495/1.495, allocations: 230.6 MB / 256.8 MB, free: 8 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 0.9527/0.9527, allocations: 150 MB / 463.2 MB, free: 10.52 MB / 366.1 MB
"
[Timeout remaining time 179]
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 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(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD,fileNamePrefix="IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD",fmuType="me",version="2.0",platforms={"static"}) [Timeout 660]
"Notification: IBPSA 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 0.00206/0.00206, allocations: 69.92 kB / 0.6414 GB, free: 10.28 MB / 478.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1712/0.1733, allocations: 89.16 MB / 0.7284 GB, free: 1.184 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD): time 0.02532/0.1986, allocations: 19.28 MB / 0.7473 GB, free: 13.83 MB / 0.5762 GB
Notification: Performance of NFInst.instExpressions: time 0.01294/0.2116, allocations: 7.108 MB / 0.7542 GB, free: 6.707 MB / 0.5762 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001577/0.2131, allocations: 63.75 kB / 0.7543 GB, free: 6.645 MB / 0.5762 GB
Notification: Performance of NFTyping.typeComponents: time 0.004438/0.2176, allocations: 1.539 MB / 0.7558 GB, free: 5.102 MB / 0.5762 GB
Notification: Performance of NFTyping.typeBindings: time 0.004566/0.2221, allocations: 1.467 MB / 0.7572 GB, free: 3.629 MB / 0.5762 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004218/0.2264, allocations: 1.294 MB / 0.7585 GB, free: 2.332 MB / 0.5762 GB
Notification: Performance of NFFlatten.flatten: time 0.3415/0.5679, allocations: 5.481 MB / 0.7638 GB, free: 10.9 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.004099/0.572, allocations: 3.408 MB / 0.7672 GB, free: 10.58 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003201/0.5752, allocations: 2.416 MB / 0.7695 GB, free: 10.4 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00523/0.5804, allocations: 3.171 MB / 0.7726 GB, free: 10.15 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.001577/0.582, allocations: 0.515 MB / 0.7731 GB, free: 10.15 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.00339/0.5854, allocations: 1.292 MB / 0.7744 GB, free: 10.15 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.004231/0.5896, allocations: 2.311 MB / 0.7766 GB, free: 9.961 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.005736/0.5953, allocations: 2.188 MB / 0.7788 GB, free: 9.445 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.01202/0.6074, allocations: 7.8 MB / 0.7864 GB, free: 8.723 MB / 0.5762 GB
Notification: Performance of FrontEnd - DAE generated: time 9.317e-06/0.6074, allocations: 1.875 kB / 0.7864 GB, free: 8.723 MB / 0.5762 GB
Notification: Performance of FrontEnd: time 2.675e-06/0.6074, allocations: 0 / 0.7864 GB, free: 8.723 MB / 0.5762 GB
Notification: Performance of Transformations before backend: time 0.0004172/0.6078, allocations: 0.8125 kB / 0.7864 GB, free: 8.723 MB / 0.5762 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 0.01518/0.623, allocations: 3.835 MB / 0.7901 GB, free: 7.27 MB / 0.5762 GB
Notification: Performance of prepare preOptimizeDAE: time 4.741e-05/0.623, allocations: 14.38 kB / 0.7902 GB, free: 7.266 MB / 0.5762 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.002275/0.6253, allocations: 0.5473 MB / 0.7907 GB, free: 7.016 MB / 0.5762 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01429/0.6396, allocations: 2.438 MB / 0.7931 GB, free: 6.371 MB / 0.5762 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.006906/0.6465, allocations: 2.168 MB / 0.7952 GB, free: 5.195 MB / 0.5762 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002397/0.6467, allocations: 269.8 kB / 0.7954 GB, free: 5.082 MB / 0.5762 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002411/0.6491, allocations: 346.4 kB / 0.7958 GB, free: 4.98 MB / 0.5762 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01741/0.6666, allocations: 7.164 MB / 0.8028 GB, free: 0.9375 MB / 0.5762 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.695e-05/0.6666, allocations: 2.312 kB / 0.8028 GB, free: 0.9375 MB / 0.5762 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006073/0.6672, allocations: 148.4 kB / 0.8029 GB, free: 0.832 MB / 0.5762 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004961/0.6677, allocations: 335.9 kB / 0.8032 GB, free: 0.7383 MB / 0.5762 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01843/0.6862, allocations: 7.044 MB / 0.8101 GB, free: 13.21 MB / 0.5919 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.04232/0.7285, allocations: 26.03 MB / 0.8355 GB, free: 4.207 MB / 0.6075 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008745/0.7372, allocations: 3.747 MB / 0.8392 GB, free: 480 kB / 0.6075 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.006514/0.7437, allocations: 2.524 MB / 0.8417 GB, free: 13.93 MB / 0.6231 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002451/0.744, allocations: 48.84 kB / 0.8417 GB, free: 13.89 MB / 0.6231 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.346e-05/0.7441, allocations: 63.56 kB / 0.8418 GB, free: 13.82 MB / 0.6231 GB
Notification: Performance of pre-optimization done (n=208): time 4.128e-06/0.7441, allocations: 0 / 0.8418 GB, free: 13.82 MB / 0.6231 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 0.1112/0.8553, allocations: 30.8 MB / 0.8718 GB, free: 15.25 MB / 0.6544 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001731/0.8555, allocations: 251.3 kB / 0.8721 GB, free: 14.96 MB / 0.6544 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002614/0.8581, allocations: 1.469 MB / 0.8735 GB, free: 13.48 MB / 0.6544 GB
Notification: Performance of collectPreVariables (initialization): time 0.000592/0.8587, allocations: 69.7 kB / 0.8736 GB, free: 13.41 MB / 0.6544 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001247/0.8599, allocations: 1.549 MB / 0.8751 GB, free: 11.86 MB / 0.6544 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001391/0.8613, allocations: 0.9568 MB / 0.876 GB, free: 10.91 MB / 0.6544 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001301/0.8626, allocations: 0.6399 MB / 0.8767 GB, free: 10.26 MB / 0.6544 GB
Notification: Performance of setup shared object (initialization): time 0.0001245/0.8627, allocations: 301.1 kB / 0.8769 GB, free: 9.965 MB / 0.6544 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.006908/0.8696, allocations: 2.69 MB / 0.8796 GB, free: 7.266 MB / 0.6544 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007854/0.8775, allocations: 3.573 MB / 0.8831 GB, free: 3.332 MB / 0.6544 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01433/0.8918, allocations: 6.398 MB / 0.8893 GB, free: 12.64 MB / 0.67 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.78e-05/0.8918, allocations: 13.72 kB / 0.8893 GB, free: 12.63 MB / 0.67 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 0.03077/0.9226, allocations: 10.76 MB / 0.8998 GB, free: 2.039 MB / 0.67 GB
Notification: Performance of prepare postOptimizeDAE: time 4.047e-05/0.9227, allocations: 16 kB / 0.8998 GB, free: 2.023 MB / 0.67 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.501e-05/0.9227, allocations: 28 kB / 0.8999 GB, free: 1.996 MB / 0.67 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.02216/0.9449, allocations: 5.562 MB / 0.9053 GB, free: 12.42 MB / 0.6856 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004953/0.9498, allocations: 0.994 MB / 0.9063 GB, free: 11.46 MB / 0.6856 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0496/0.9994, allocations: 27.9 MB / 0.9335 GB, free: 15.28 MB / 0.7169 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005239/1.005, allocations: 0.5732 MB / 0.9341 GB, free: 14.71 MB / 0.7169 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008785/1.006, allocations: 151.9 kB / 0.9342 GB, free: 14.56 MB / 0.7169 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009788/1.015, allocations: 3.988 MB / 0.9381 GB, free: 10.56 MB / 0.7169 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00765/1.023, allocations: 3.531 MB / 0.9416 GB, free: 6.668 MB / 0.7169 GB
Error: Initialization problem is structural singular. Please, check the initial conditions.
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.09361/1.117, allocations: 24.46 MB / 0.9654 GB, free: 13.81 MB / 0.7481 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.297e-05/1.117, allocations: 8 kB / 0.9655 GB, free: 13.8 MB / 0.7481 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 0.02789/1.145, allocations: 10.16 MB / 0.9754 GB, free: 3.566 MB / 0.7481 GB
Notification: Performance of prepare postOptimizeDAE: time 3.422e-05/1.145, allocations: 16.56 kB / 0.9754 GB, free: 3.551 MB / 0.7481 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.898e-05/1.145, allocations: 28 kB / 0.9754 GB, free: 3.523 MB / 0.7481 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01665/1.161, allocations: 4.336 MB / 0.9797 GB, free: 15.17 MB / 0.7637 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00501/1.166, allocations: 1.041 MB / 0.9807 GB, free: 14.12 MB / 0.7637 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04031/1.207, allocations: 26.75 MB / 1.007 GB, free: 2.781 MB / 0.7794 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00482/1.211, allocations: 0.5577 MB / 1.007 GB, free: 2.223 MB / 0.7794 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005496/1.212, allocations: 152 kB / 1.007 GB, free: 2.074 MB / 0.7794 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 0.001013/1.213, allocations: 402.5 kB / 1.008 GB, free: 1.676 MB / 0.7794 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000719/1.214, allocations: 215.8 kB / 1.008 GB, free: 1.465 MB / 0.7794 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 0.02947/1.243, allocations: 9.932 MB / 1.018 GB, free: 7.496 MB / 0.795 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.787e-05/1.243, allocations: 31.98 kB / 1.018 GB, free: 7.465 MB / 0.795 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.721e-05/1.243, allocations: 15.94 kB / 1.018 GB, free: 7.449 MB / 0.795 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.16e-05/1.243, allocations: 15.95 kB / 1.018 GB, free: 7.434 MB / 0.795 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 0.04022/1.283, allocations: 16.04 MB / 1.033 GB, free: 7.254 MB / 0.8106 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.178e-05/1.283, allocations: 12.91 kB / 1.034 GB, free: 7.242 MB / 0.8106 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003716/1.287, allocations: 0.7449 MB / 1.034 GB, free: 6.496 MB / 0.8106 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.02034/1.308, allocations: 5.171 MB / 1.039 GB, free: 1.309 MB / 0.8106 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007093/1.308, allocations: 79.94 kB / 1.039 GB, free: 1.23 MB / 0.8106 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04511/1.353, allocations: 26.92 MB / 1.066 GB, free: 5.914 MB / 0.8419 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.093e-05/1.353, allocations: 11.98 kB / 1.066 GB, free: 5.902 MB / 0.8419 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 0.02848/1.382, allocations: 9.908 MB / 1.075 GB, free: 11.77 MB / 0.8575 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002528/1.384, allocations: 0.6584 MB / 1.076 GB, free: 11.11 MB / 0.8575 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007616/1.385, allocations: 55.98 kB / 1.076 GB, free: 11.06 MB / 0.8575 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003939/1.389, allocations: 0.511 MB / 1.077 GB, free: 10.55 MB / 0.8575 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008697/1.39, allocations: 242.2 kB / 1.077 GB, free: 10.31 MB / 0.8575 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003416/1.39, allocations: 87.95 kB / 1.077 GB, free: 10.23 MB / 0.8575 GB
Notification: Performance of sorting global known variables: time 0.001934/1.392, allocations: 1.013 MB / 1.078 GB, free: 9.211 MB / 0.8575 GB
Notification: Performance of sort global known variables: time 1.3e-07/1.392, allocations: 0 / 1.078 GB, free: 9.211 MB / 0.8575 GB
Notification: Performance of remove unused functions: time 0.007171/1.399, allocations: 1.855 MB / 1.08 GB, free: 7.355 MB / 0.8575 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 0.3919/1.791, allocations: 10.55 MB / 1.09 GB, free: 289.8 MB / 0.8575 GB
Notification: Performance of simCode: created initialization part: time 0.02899/1.82, allocations: 12.02 MB / 1.102 GB, free: 288.7 MB / 0.8575 GB
Notification: Performance of simCode: created event and clocks part: time 1.356e-05/1.82, allocations: 3.5 kB / 1.102 GB, free: 288.7 MB / 0.8575 GB
Notification: Performance of simCode: created simulation system equations: time 0.01079/1.831, allocations: 4.249 MB / 1.106 GB, free: 288.1 MB / 0.8575 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00241/1.834, allocations: 287.8 kB / 1.106 GB, free: 288.1 MB / 0.8575 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 0.09039/1.924, allocations: 42.08 MB / 1.147 GB, free: 272.7 MB / 0.8575 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002934/1.927, allocations: 2.847 MB / 1.15 GB, free: 270.2 MB / 0.8575 GB
Notification: Performance of simCode: alias equations: time 0.004126/1.931, allocations: 1.662 MB / 1.152 GB, free: 268.6 MB / 0.8575 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001636/1.933, allocations: 1.222 MB / 1.153 GB, free: 267.4 MB / 0.8575 GB
Notification: Performance of SimCode: time 1.783e-06/1.933, allocations: 3.5 kB / 1.153 GB, free: 267.4 MB / 0.8575 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 0.19/2.123, allocations: 107.8 MB / 1.258 GB, free: 160 MB / 0.8575 GB
Notification: Performance of buildModelFMU: Generate platform static: time 18.2/20.33, allocations: 15.8 kB / 1.258 GB, free: 160 MB / 0.8575 GB
"
[Timeout remaining time 640]
(rm -f IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; mkfifo IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe >> ../files/IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.sim & python3 -m fmpy simulate  --output-file IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 IBPSA_latest_IBPSA_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_UnbalancedStepUp_YD.fmu > IBPSA_latest_IBPSA.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.YD.pipe 2>&1) [Timeout 52.5]
[Calling os._exit(0), Time elapsed: 24.223994924999715]
Failed to read output from testmodel.py, exit status != 0:
20.492632129000413 20.513719179 19.902025808
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7fd9b38f2f20>