Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) 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) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.713/1.713, allocations: 292.3 MB / 308.1 MB, free: 4.266 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001578/0.001578, allocations: 182.4 kB / 376.9 MB, free: 1.781 MB / 298.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.99/1.99, allocations: 205.1 MB / 0.6354 GB, free: 9.734 MB / 474.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001093/0.001093, allocations: 98.28 kB / 0.748 GB, free: 61.08 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.001066/0.001066, allocations: 59.91 kB / 0.8704 GB, free: 13.02 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2744/0.2755, allocations: 114.5 MB / 0.9823 GB, free: 10.31 MB / 0.7136 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY): time 0.02488/0.3005, allocations: 19.38 MB / 1.001 GB, free: 6.848 MB / 0.7292 GB Notification: Performance of NFInst.instExpressions: time 0.01468/0.3152, allocations: 7.293 MB / 1.008 GB, free: 15.54 MB / 0.7448 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002792/0.3181, allocations: 47.88 kB / 1.008 GB, free: 15.49 MB / 0.7448 GB Notification: Performance of NFTyping.typeComponents: time 0.005287/0.3234, allocations: 1.755 MB / 1.01 GB, free: 13.73 MB / 0.7448 GB Notification: Performance of NFTyping.typeBindings: time 0.005047/0.3284, allocations: 1.429 MB / 1.011 GB, free: 12.29 MB / 0.7448 GB Notification: Performance of NFTyping.typeClassSections: time 0.004332/0.3328, allocations: 1.197 MB / 1.013 GB, free: 11.09 MB / 0.7448 GB Notification: Performance of NFFlatten.flatten: time 0.01076/0.3436, allocations: 9.248 MB / 1.022 GB, free: 1.828 MB / 0.7448 GB Notification: Performance of NFFlatten.resolveConnections: time 0.5591/0.9027, allocations: 9.687 MB / 1.031 GB, free: 65.68 MB / 0.7448 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005495/0.9083, allocations: 2.177 MB / 1.033 GB, free: 65.62 MB / 0.7448 GB Notification: Performance of NFSimplifyModel.simplify: time 0.008629/0.9169, allocations: 3.33 MB / 1.036 GB, free: 65.34 MB / 0.7448 GB Notification: Performance of NFPackage.collectConstants: time 0.003105/0.9201, allocations: 406.6 kB / 1.037 GB, free: 65.34 MB / 0.7448 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005309/0.9254, allocations: 1.34 MB / 1.038 GB, free: 65.34 MB / 0.7448 GB Notification: Performance of NFScalarize.scalarize: time 0.005066/0.9305, allocations: 2.273 MB / 1.04 GB, free: 65.2 MB / 0.7448 GB Notification: Performance of NFVerifyModel.verify: time 0.006948/0.9375, allocations: 2.186 MB / 1.043 GB, free: 64.64 MB / 0.7448 GB Notification: Performance of NFConvertDAE.convert: time 0.01408/0.9516, allocations: 8.413 MB / 1.051 GB, free: 63.95 MB / 0.7448 GB Notification: Performance of FrontEnd - DAE generated: time 1.126e-05/0.9517, allocations: 3.906 kB / 1.051 GB, free: 63.95 MB / 0.7448 GB Notification: Performance of FrontEnd: time 3.497e-06/0.9517, allocations: 0 / 1.051 GB, free: 63.95 MB / 0.7448 GB Notification: Performance of Transformations before backend: time 0.0003311/0.952, allocations: 0 / 1.051 GB, free: 63.95 MB / 0.7448 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1083 * Number of variables: 1083 Notification: Performance of Generate backend data structure: time 0.01381/0.9658, allocations: 4.056 MB / 1.055 GB, free: 62.45 MB / 0.7448 GB Notification: Performance of prepare preOptimizeDAE: time 4.664e-05/0.9659, allocations: 9.344 kB / 1.055 GB, free: 62.45 MB / 0.7448 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0131/0.979, allocations: 2.379 MB / 1.057 GB, free: 62.24 MB / 0.7448 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007035/0.9861, allocations: 2.285 MB / 1.059 GB, free: 61.78 MB / 0.7448 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002677/0.9864, allocations: 294.8 kB / 1.06 GB, free: 61.77 MB / 0.7448 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00225/0.9887, allocations: 384.7 kB / 1.06 GB, free: 61.77 MB / 0.7448 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01768/1.006, allocations: 7.637 MB / 1.067 GB, free: 61.34 MB / 0.7448 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.801e-05/1.007, allocations: 3.469 kB / 1.067 GB, free: 61.34 MB / 0.7448 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005737/1.007, allocations: 164.1 kB / 1.068 GB, free: 61.22 MB / 0.7448 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005304/1.008, allocations: 345 kB / 1.068 GB, free: 61.18 MB / 0.7448 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01784/1.025, allocations: 7.249 MB / 1.075 GB, free: 59.1 MB / 0.7448 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 0.03743/1.063, allocations: 28.49 MB / 1.103 GB, free: 38.52 MB / 0.7448 GB Notification: Performance of preOpt comSubExp (simulation): time 0.006556/1.07, allocations: 3.672 MB / 1.106 GB, free: 36.94 MB / 0.7448 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004354/1.074, allocations: 2.002 MB / 1.108 GB, free: 36.34 MB / 0.7448 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002139/1.074, allocations: 122.4 kB / 1.108 GB, free: 36.24 MB / 0.7448 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.58e-05/1.074, allocations: 60.34 kB / 1.109 GB, free: 36.19 MB / 0.7448 GB Notification: Performance of pre-optimization done (n=176): time 4.519e-06/1.074, allocations: 4 kB / 1.109 GB, free: 36.18 MB / 0.7448 GB Notification: Performance of matching and sorting (n=221): time 0.07956/1.154, allocations: 24.92 MB / 1.133 GB, free: 29.85 MB / 0.7448 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000147/1.154, allocations: 234 kB / 1.133 GB, free: 29.59 MB / 0.7448 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003975/1.158, allocations: 1.591 MB / 1.135 GB, free: 28.99 MB / 0.7448 GB Notification: Performance of collectPreVariables (initialization): time 0.0006834/1.159, allocations: 61.08 kB / 1.135 GB, free: 28.93 MB / 0.7448 GB Notification: Performance of collectInitialEqns (initialization): time 0.001337/1.16, allocations: 1.728 MB / 1.136 GB, free: 27.62 MB / 0.7448 GB Notification: Performance of collectInitialBindings (initialization): time 0.000998/1.161, allocations: 0.7571 MB / 1.137 GB, free: 27.04 MB / 0.7448 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001238/1.162, allocations: 0.6358 MB / 1.138 GB, free: 26.75 MB / 0.7448 GB Notification: Performance of setup shared object (initialization): time 5.09e-05/1.162, allocations: 310.2 kB / 1.138 GB, free: 26.45 MB / 0.7448 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005909/1.168, allocations: 2.473 MB / 1.14 GB, free: 25.71 MB / 0.7448 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006311/1.175, allocations: 3.569 MB / 1.144 GB, free: 23.58 MB / 0.7448 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01153/1.186, allocations: 6.172 MB / 1.15 GB, free: 20.55 MB / 0.7448 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.218e-05/1.186, allocations: 10.31 kB / 1.15 GB, free: 20.55 MB / 0.7448 GB Notification: Performance of matching and sorting (n=400) (initialization): time 0.02609/1.212, allocations: 9.956 MB / 1.16 GB, free: 17.69 MB / 0.7448 GB Notification: Performance of prepare postOptimizeDAE: time 6.356e-05/1.212, allocations: 19.44 kB / 1.16 GB, free: 17.69 MB / 0.7448 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.492e-05/1.213, allocations: 39.45 kB / 1.16 GB, free: 17.69 MB / 0.7448 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0177/1.23, allocations: 5.068 MB / 1.165 GB, free: 15.29 MB / 0.7448 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00426/1.235, allocations: 1.028 MB / 1.166 GB, free: 15.02 MB / 0.7448 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03283/1.267, allocations: 19.26 MB / 1.185 GB, free: 13.53 MB / 0.7605 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005413/1.273, allocations: 0.5793 MB / 1.185 GB, free: 12.95 MB / 0.7605 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005425/1.273, allocations: 160 kB / 1.185 GB, free: 12.8 MB / 0.7605 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.009273/1.283, allocations: 3.886 MB / 1.189 GB, free: 8.902 MB / 0.7605 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006335/1.289, allocations: 3.536 MB / 1.192 GB, free: 4.887 MB / 0.7605 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.01185/1.301, allocations: 6.102 MB / 1.198 GB, free: 14.44 MB / 0.7761 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.468e-05/1.301, allocations: 13.12 kB / 1.198 GB, free: 14.43 MB / 0.7761 GB Notification: Performance of matching and sorting (n=400) (initialization_lambda0): time 0.0234/1.324, allocations: 8.412 MB / 1.207 GB, free: 6.23 MB / 0.7761 GB Notification: Performance of prepare postOptimizeDAE: time 4.889e-05/1.325, allocations: 20 kB / 1.207 GB, free: 6.211 MB / 0.7761 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.484e-05/1.325, allocations: 36.56 kB / 1.207 GB, free: 6.176 MB / 0.7761 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01241/1.337, allocations: 3.133 MB / 1.21 GB, free: 3.035 MB / 0.7761 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005565/1.343, allocations: 1.145 MB / 1.211 GB, free: 1.938 MB / 0.7761 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02006/1.363, allocations: 10.51 MB / 1.221 GB, free: 7.32 MB / 0.7917 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005236/1.368, allocations: 0.5419 MB / 1.222 GB, free: 6.777 MB / 0.7917 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006999/1.369, allocations: 171.9 kB / 1.222 GB, free: 6.609 MB / 0.7917 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 159 * 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 (330): * Single equations (assignments): 328 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(6,30,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,30)} Notification: Performance of prepare postOptimizeDAE: time 0.001121/1.37, allocations: 377.3 kB / 1.222 GB, free: 6.277 MB / 0.7917 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006721/1.371, allocations: 197.7 kB / 1.222 GB, free: 6.082 MB / 0.7917 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02499/1.396, allocations: 8.71 MB / 1.231 GB, free: 13.34 MB / 0.8073 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.058e-05/1.396, allocations: 24.94 kB / 1.231 GB, free: 13.32 MB / 0.8073 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.767e-05/1.396, allocations: 12 kB / 1.231 GB, free: 13.3 MB / 0.8073 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.295e-05/1.396, allocations: 11.95 kB / 1.231 GB, free: 13.29 MB / 0.8073 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03609/1.432, allocations: 14.53 MB / 1.245 GB, free: 14.58 MB / 0.823 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.116e-05/1.432, allocations: 8 kB / 1.245 GB, free: 14.57 MB / 0.823 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003408/1.435, allocations: 0.7101 MB / 1.246 GB, free: 13.86 MB / 0.823 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01781/1.453, allocations: 4.745 MB / 1.25 GB, free: 9.105 MB / 0.823 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007155/1.454, allocations: 67.95 kB / 1.251 GB, free: 9.039 MB / 0.823 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03307/1.487, allocations: 18.14 MB / 1.268 GB, free: 6.621 MB / 0.8386 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.024e-05/1.487, allocations: 12 kB / 1.268 GB, free: 6.609 MB / 0.8386 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03212/1.519, allocations: 12.65 MB / 1.281 GB, free: 9.797 MB / 0.8542 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002127/1.521, allocations: 0.6391 MB / 1.281 GB, free: 9.137 MB / 0.8542 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003891/1.522, allocations: 51.94 kB / 1.281 GB, free: 9.086 MB / 0.8542 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003389/1.525, allocations: 0.4914 MB / 1.282 GB, free: 8.594 MB / 0.8542 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007862/1.526, allocations: 185.5 kB / 1.282 GB, free: 8.414 MB / 0.8542 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002091/1.526, allocations: 75.95 kB / 1.282 GB, free: 8.34 MB / 0.8542 GB Notification: Performance of sorting global known variables: time 0.001626/1.528, allocations: 1.07 MB / 1.283 GB, free: 7.27 MB / 0.8542 GB Notification: Performance of sort global known variables: time 1.3e-07/1.528, allocations: 0 / 1.283 GB, free: 7.27 MB / 0.8542 GB Notification: Performance of remove unused functions: time 0.007481/1.535, allocations: 1.727 MB / 1.285 GB, free: 5.543 MB / 0.8542 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 (154): * Single equations (assignments): 152 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(6,30,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,30)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0004571/1.536, allocations: 166.9 kB / 1.285 GB, free: 5.371 MB / 0.8542 GB Notification: Performance of simCode: created initialization part: time 0.03174/1.568, allocations: 10.84 MB / 1.295 GB, free: 10.5 MB / 0.8698 GB Notification: Performance of simCode: created event and clocks part: time 2.391e-05/1.568, allocations: 0 / 1.295 GB, free: 10.5 MB / 0.8698 GB Notification: Performance of simCode: created simulation system equations: time 0.01772/1.585, allocations: 3.824 MB / 1.299 GB, free: 6.652 MB / 0.8698 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004361/1.59, allocations: 251.2 kB / 1.299 GB, free: 6.41 MB / 0.8698 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.04422/1.634, allocations: 12.26 MB / 1.311 GB, free: 10.01 MB / 0.8855 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.007836/1.642, allocations: 2.989 MB / 1.314 GB, free: 6.98 MB / 0.8855 GB Notification: Performance of simCode: alias equations: time 0.01033/1.652, allocations: 1.672 MB / 1.316 GB, free: 5.305 MB / 0.8855 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001144/1.654, allocations: 171.3 kB / 1.316 GB, free: 5.137 MB / 0.8855 GB Notification: Performance of SimCode: time 1.804e-06/1.654, allocations: 0 / 1.316 GB, free: 5.137 MB / 0.8855 GB Notification: Performance of Templates: time 0.1345/1.788, allocations: 65.5 MB / 1.38 GB, free: 3.855 MB / 0.948 GB make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.makefile (rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.pipe 2>&1)