Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false)
Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo)
Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY")
translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008847/0.0008845, allocations: 91.12 kB / 15.06 MB, free: 1.078 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0008384/0.0008385, allocations: 176.7 kB / 15.95 MB, free: 192 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.47/1.47, allocations: 205.4 MB / 222.1 MB, free: 5.887 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.657/1.657, allocations: 292.7 MB / 0.5499 GB, free: 14.57 MB / 462.1 MB
Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.000502/0.000502, allocations: 16.12 kB / 0.6737 GB, free: 26.26 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2516/0.2521, allocations: 116.3 MB / 0.7873 GB, free: 11.94 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY): time 0.01831/0.2705, allocations: 16.55 MB / 0.8035 GB, free: 11.33 MB / 0.6231 GB
Notification: Performance of NFInst.instExpressions: time 0.01109/0.2816, allocations: 6.551 MB / 0.8099 GB, free: 4.758 MB / 0.6231 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0018/0.2835, allocations: 43.88 kB / 0.8099 GB, free: 4.715 MB / 0.6231 GB
Notification: Performance of NFTyping.typeComponents: time 0.001025/0.2845, allocations: 393.2 kB / 0.8103 GB, free: 4.328 MB / 0.6231 GB
Notification: Performance of NFTyping.typeBindings: time 0.003081/0.2876, allocations: 1.175 MB / 0.8114 GB, free: 3.148 MB / 0.6231 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002394/0.29, allocations: 0.7712 MB / 0.8122 GB, free: 2.379 MB / 0.6231 GB
Notification: Performance of NFFlatten.flatten: time 0.007221/0.2973, allocations: 6.699 MB / 0.8187 GB, free: 11.66 MB / 0.6387 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01184/0.3091, allocations: 7.977 MB / 0.8265 GB, free: 3.613 MB / 0.6387 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.003446/0.3126, allocations: 1.771 MB / 0.8283 GB, free: 1.836 MB / 0.6387 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00463/0.3172, allocations: 2.688 MB / 0.8309 GB, free: 15.14 MB / 0.6544 GB
Notification: Performance of NFPackage.collectConstants: time 0.0006203/0.3179, allocations: 244 kB / 0.8311 GB, free: 14.9 MB / 0.6544 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002126/0.32, allocations: 0.6946 MB / 0.8318 GB, free: 14.21 MB / 0.6544 GB
Notification: Performance of NFScalarize.scalarize: time 0.002241/0.3223, allocations: 1.945 MB / 0.8337 GB, free: 12.26 MB / 0.6544 GB
Notification: Performance of NFVerifyModel.verify: time 0.001131/0.3234, allocations: 0.7303 MB / 0.8344 GB, free: 11.52 MB / 0.6544 GB
Notification: Performance of NFConvertDAE.convert: time 0.006983/0.3304, allocations: 6.752 MB / 0.841 GB, free: 4.75 MB / 0.6544 GB
Notification: Performance of FrontEnd - DAE generated: time 5.841e-06/0.3304, allocations: 0 / 0.841 GB, free: 4.75 MB / 0.6544 GB
Notification: Performance of FrontEnd: time 2.856e-06/0.3305, allocations: 0 / 0.841 GB, free: 4.75 MB / 0.6544 GB
Notification: Performance of Transformations before backend: time 0.0002278/0.3307, allocations: 0 / 0.841 GB, free: 4.75 MB / 0.6544 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 1034
 * Number of variables: 1034
Notification: Performance of Generate backend data structure: time 0.007897/0.3386, allocations: 3.215 MB / 0.8441 GB, free: 1.473 MB / 0.6544 GB
Notification: Performance of prepare preOptimizeDAE: time 4.639e-05/0.3387, allocations: 16.02 kB / 0.8441 GB, free: 1.457 MB / 0.6544 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01141/0.3501, allocations: 2.367 MB / 0.8465 GB, free: 15.08 MB / 0.67 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.005292/0.3554, allocations: 2.186 MB / 0.8486 GB, free: 12.85 MB / 0.67 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002479/0.3557, allocations: 279.4 kB / 0.8489 GB, free: 12.58 MB / 0.67 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001285/0.357, allocations: 371.8 kB / 0.8492 GB, free: 12.21 MB / 0.67 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01603/0.373, allocations: 7.332 MB / 0.8564 GB, free: 4.762 MB / 0.67 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.422e-05/0.3731, allocations: 7.938 kB / 0.8564 GB, free: 4.754 MB / 0.67 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000437/0.3736, allocations: 159.9 kB / 0.8565 GB, free: 4.598 MB / 0.67 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004943/0.3741, allocations: 342.4 kB / 0.8569 GB, free: 4.262 MB / 0.67 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0157/0.3898, allocations: 7.119 MB / 0.8638 GB, free: 13.13 MB / 0.6856 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 0.0379/0.4277, allocations: 28.56 MB / 0.8917 GB, free: 14.1 MB / 0.7169 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.006942/0.4347, allocations: 4.172 MB / 0.8958 GB, free: 9.703 MB / 0.7169 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004755/0.4395, allocations: 2.327 MB / 0.8981 GB, free: 7.363 MB / 0.7169 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002677/0.4398, allocations: 131 kB / 0.8982 GB, free: 7.219 MB / 0.7169 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.548e-05/0.4399, allocations: 60.56 kB / 0.8982 GB, free: 7.148 MB / 0.7169 GB
Notification: Performance of pre-optimization done (n=198): time 4.408e-06/0.4399, allocations: 0 / 0.8982 GB, free: 7.148 MB / 0.7169 GB
Notification: Performance of matching and sorting (n=257): time 0.6169/1.057, allocations: 30.21 MB / 0.9277 GB, free: 123.8 MB / 0.7325 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001159/1.057, allocations: 234.8 kB / 0.928 GB, free: 123.6 MB / 0.7325 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002612/1.06, allocations: 1.445 MB / 0.9294 GB, free: 123.4 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005785/1.06, allocations: 64.95 kB / 0.9294 GB, free: 123.3 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.001053/1.061, allocations: 1.57 MB / 0.931 GB, free: 122.2 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0009004/1.062, allocations: 0.8722 MB / 0.9318 GB, free: 121.5 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000209/1.062, allocations: 61.91 kB / 0.9319 GB, free: 121.4 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 0.0002/1.063, allocations: 442.2 kB / 0.9323 GB, free: 121.1 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005376/1.068, allocations: 2.522 MB / 0.9348 GB, free: 120.3 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.006145/1.074, allocations: 3.423 MB / 0.9381 GB, free: 118.5 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.006386/1.081, allocations: 2.963 MB / 0.941 GB, free: 117.5 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.246e-05/1.081, allocations: 9.688 kB / 0.941 GB, free: 117.5 MB / 0.7325 GB
Notification: Performance of matching and sorting (n=398) (initialization): time 0.02609/1.107, allocations: 10.22 MB / 0.951 GB, free: 113.9 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0005677/1.107, allocations: 0.8807 MB / 0.9518 GB, free: 112.7 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.24e-05/1.107, allocations: 26.53 kB / 0.9519 GB, free: 112.7 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01913/1.127, allocations: 5.666 MB / 0.9574 GB, free: 110 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00406/1.131, allocations: 0.993 MB / 0.9584 GB, free: 109.7 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03107/1.162, allocations: 21.59 MB / 0.9795 GB, free: 93.75 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003854/1.166, allocations: 0.5459 MB / 0.98 GB, free: 93.2 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003769/1.166, allocations: 147.9 kB / 0.9801 GB, free: 93.06 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 1.023e-05/1.166, allocations: 8 kB / 0.9801 GB, free: 93.05 MB / 0.7325 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.01777/1.184, allocations: 8.408 MB / 0.9884 GB, free: 84.59 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.658e-05/1.184, allocations: 28 kB / 0.9884 GB, free: 84.57 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.01141/1.195, allocations: 3.544 MB / 0.9918 GB, free: 81.02 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004499/1.2, allocations: 1.131 MB / 0.9929 GB, free: 79.89 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01665/1.217, allocations: 11.81 MB / 1.004 GB, free: 67.94 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003848/1.22, allocations: 0.531 MB / 1.005 GB, free: 67.41 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004531/1.221, allocations: 148 kB / 1.005 GB, free: 67.27 MB / 0.7325 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 121
 * 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 (304):
 * Single equations (assignments): 302
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 1 {(6,100.0%) 42}
 * Non-linear torn systems: 1 {6 42}
Notification: Performance of prepare postOptimizeDAE: time 0.00297/1.224, allocations: 1.62 MB / 1.007 GB, free: 65.64 MB / 0.7325 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006133/1.225, allocations: 201.4 kB / 1.007 GB, free: 65.44 MB / 0.7325 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02112/1.246, allocations: 9.846 MB / 1.017 GB, free: 55.55 MB / 0.7325 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.014e-05/1.246, allocations: 31.98 kB / 1.017 GB, free: 55.52 MB / 0.7325 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.98e-05/1.246, allocations: 8 kB / 1.017 GB, free: 55.51 MB / 0.7325 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.977e-05/1.246, allocations: 18.25 kB / 1.017 GB, free: 55.49 MB / 0.7325 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02833/1.274, allocations: 15.16 MB / 1.031 GB, free: 40.17 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.436e-05/1.274, allocations: 8 kB / 1.031 GB, free: 40.16 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002901/1.277, allocations: 0.7321 MB / 1.032 GB, free: 39.43 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.01663/1.294, allocations: 5.346 MB / 1.037 GB, free: 34.07 MB / 0.7325 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005138/1.294, allocations: 71.95 kB / 1.037 GB, free: 34 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02849/1.323, allocations: 20.41 MB / 1.057 GB, free: 13.34 MB / 0.7325 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.699e-06/1.323, allocations: 12.56 kB / 1.057 GB, free: 13.32 MB / 0.7325 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02065/1.344, allocations: 9.352 MB / 1.066 GB, free: 3.785 MB / 0.7325 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.00174/1.345, allocations: 0.7014 MB / 1.067 GB, free: 3.062 MB / 0.7325 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003834/1.346, allocations: 51.98 kB / 1.067 GB, free: 3.012 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002773/1.349, allocations: 0.507 MB / 1.068 GB, free: 2.504 MB / 0.7325 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006127/1.349, allocations: 219.5 kB / 1.068 GB, free: 2.285 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001857/1.349, allocations: 91.94 kB / 1.068 GB, free: 2.195 MB / 0.7325 GB
Notification: Performance of sorting global known variables: time 0.001265/1.351, allocations: 1.017 MB / 1.069 GB, free: 1.176 MB / 0.7325 GB
Notification: Performance of sort global known variables: time 9.92e-07/1.351, allocations: 0 / 1.069 GB, free: 1.176 MB / 0.7325 GB
Notification: Performance of remove unused functions: time 0.006216/1.357, allocations: 1.776 MB / 1.071 GB, free: 15.4 MB / 0.7481 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 40
 * 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 (162):
 * Single equations (assignments): 160
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 1 {(6,100.0%) 42}
 * Non-linear torn systems: 1 {6 42}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0004532/1.357, allocations: 171.5 kB / 1.071 GB, free: 15.22 MB / 0.7481 GB
Notification: Performance of simCode: created initialization part: time 0.02742/1.385, allocations: 11.3 MB / 1.082 GB, free: 3.871 MB / 0.7481 GB
Notification: Performance of simCode: created event and clocks part: time 1.289e-05/1.385, allocations: 0 / 1.082 GB, free: 3.871 MB / 0.7481 GB
Notification: Performance of simCode: created simulation system equations: time 0.01058/1.395, allocations: 4.135 MB / 1.086 GB, free: 15.71 MB / 0.7637 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002391/1.398, allocations: 282 kB / 1.086 GB, free: 15.45 MB / 0.7637 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02465/1.423, allocations: 11.19 MB / 1.097 GB, free: 4.109 MB / 0.7637 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003306/1.426, allocations: 2.86 MB / 1.1 GB, free: 1.219 MB / 0.7637 GB
Notification: Performance of simCode: alias equations: time 0.005239/1.431, allocations: 1.66 MB / 1.102 GB, free: 15.55 MB / 0.7794 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006151/1.432, allocations: 171.3 kB / 1.102 GB, free: 15.39 MB / 0.7794 GB
Notification: Performance of SimCode: time 1.403e-06/1.432, allocations: 0 / 1.102 GB, free: 15.39 MB / 0.7794 GB
Notification: Performance of Templates: time 0.102/1.534, allocations: 65.53 MB / 1.166 GB, free: 14.03 MB / 0.8419 GB
make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY.makefile
Environment - environmentSimulation:
(rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY  -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepDown.DY.pipe 2>&1)
Environment - environmentSimulation: