Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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 Buildings with version 10.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_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_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/package.mo): time 2.241/2.241, allocations: 391.2 MB / 407 MB, free: 10.83 MB / 314.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001329/0.001329, allocations: 193.3 kB / 499.1 MB, free: 4.621 MB / 394.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.599/1.599, allocations: 222.9 MB / 0.7948 GB, free: 15.79 MB / 0.5573 GB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001168/0.001168, allocations: 103.7 kB / 0.9329 GB, free: 7.043 MB / 0.6823 GB Notification: Performance of FrontEnd - loaded program: time 0.001112/0.001113, allocations: 54.5 kB / 1.081 GB, free: 218.5 MB / 0.823 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2843/0.2855, allocations: 140.6 MB / 1.218 GB, free: 117.2 MB / 0.823 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY): time 0.01743/0.3029, allocations: 19.39 MB / 1.237 GB, free: 97.69 MB / 0.823 GB Notification: Performance of NFInst.instExpressions: time 0.01016/0.3132, allocations: 7.246 MB / 1.244 GB, free: 90.43 MB / 0.823 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001647/0.3149, allocations: 47.88 kB / 1.244 GB, free: 90.38 MB / 0.823 GB Notification: Performance of NFTyping.typeComponents: time 0.00348/0.3184, allocations: 1.743 MB / 1.246 GB, free: 88.63 MB / 0.823 GB Notification: Performance of NFTyping.typeBindings: time 0.003131/0.3215, allocations: 1.429 MB / 1.247 GB, free: 87.2 MB / 0.823 GB Notification: Performance of NFTyping.typeClassSections: time 0.0029/0.3244, allocations: 1.216 MB / 1.248 GB, free: 85.98 MB / 0.823 GB Notification: Performance of NFFlatten.flatten: time 0.007682/0.3321, allocations: 9.244 MB / 1.257 GB, free: 76.72 MB / 0.823 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01072/0.3429, allocations: 9.691 MB / 1.267 GB, free: 66.91 MB / 0.823 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003342/0.3463, allocations: 2.189 MB / 1.269 GB, free: 64.71 MB / 0.823 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004284/0.3506, allocations: 3.323 MB / 1.272 GB, free: 61.38 MB / 0.823 GB Notification: Performance of NFPackage.collectConstants: time 0.0008486/0.3514, allocations: 408 kB / 1.273 GB, free: 60.98 MB / 0.823 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002618/0.3541, allocations: 1.346 MB / 1.274 GB, free: 59.64 MB / 0.823 GB Notification: Performance of NFScalarize.scalarize: time 0.001911/0.356, allocations: 2.273 MB / 1.276 GB, free: 57.36 MB / 0.823 GB Notification: Performance of NFVerifyModel.verify: time 0.002333/0.3583, allocations: 2.186 MB / 1.278 GB, free: 55.16 MB / 0.823 GB Notification: Performance of NFConvertDAE.convert: time 0.006375/0.3647, allocations: 8.406 MB / 1.287 GB, free: 46.73 MB / 0.823 GB Notification: Performance of FrontEnd - DAE generated: time 4.688e-06/0.3647, allocations: 3.938 kB / 1.287 GB, free: 46.73 MB / 0.823 GB Notification: Performance of FrontEnd: time 9.82e-07/0.3647, allocations: 0 / 1.287 GB, free: 46.73 MB / 0.823 GB Notification: Performance of Transformations before backend: time 0.000183/0.3649, allocations: 0 / 1.287 GB, free: 46.73 MB / 0.823 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 0.007918/0.3729, allocations: 4.055 MB / 1.291 GB, free: 42.61 MB / 0.823 GB Notification: Performance of prepare preOptimizeDAE: time 4.3e-05/0.3729, allocations: 11.98 kB / 1.291 GB, free: 42.6 MB / 0.823 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01131/0.3842, allocations: 2.383 MB / 1.293 GB, free: 40.21 MB / 0.823 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005654/0.3899, allocations: 2.28 MB / 1.295 GB, free: 37.89 MB / 0.823 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002085/0.3902, allocations: 300.2 kB / 1.295 GB, free: 37.59 MB / 0.823 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001469/0.3917, allocations: 379.9 kB / 1.296 GB, free: 37.22 MB / 0.823 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01454/0.4062, allocations: 7.642 MB / 1.303 GB, free: 29.46 MB / 0.823 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.474e-05/0.4063, allocations: 7.938 kB / 1.303 GB, free: 29.46 MB / 0.823 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000386/0.4067, allocations: 160 kB / 1.303 GB, free: 29.3 MB / 0.823 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003604/0.4071, allocations: 350.7 kB / 1.304 GB, free: 28.96 MB / 0.823 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01334/0.4204, allocations: 7.249 MB / 1.311 GB, free: 21.7 MB / 0.823 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 0.02912/0.4496, allocations: 28.47 MB / 1.339 GB, free: 6.84 MB / 0.8386 GB Notification: Performance of preOpt comSubExp (simulation): time 0.006953/0.4566, allocations: 3.674 MB / 1.342 GB, free: 2.996 MB / 0.8386 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004603/0.4612, allocations: 2.004 MB / 1.344 GB, free: 0.9688 MB / 0.8386 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002279/0.4615, allocations: 126.4 kB / 1.344 GB, free: 0.8281 MB / 0.8386 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.437e-05/0.4615, allocations: 59.81 kB / 1.344 GB, free: 0.7617 MB / 0.8386 GB Notification: Performance of pre-optimization done (n=176): time 4.458e-06/0.4615, allocations: 0 / 1.344 GB, free: 0.7617 MB / 0.8386 GB Notification: Performance of matching and sorting (n=221): time 0.07865/0.5402, allocations: 24.93 MB / 1.369 GB, free: 7.734 MB / 0.8698 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001123/0.5403, allocations: 239.6 kB / 1.369 GB, free: 7.453 MB / 0.8698 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002077/0.5424, allocations: 1.594 MB / 1.37 GB, free: 5.844 MB / 0.8698 GB Notification: Performance of collectPreVariables (initialization): time 0.0003589/0.5428, allocations: 61.7 kB / 1.371 GB, free: 5.777 MB / 0.8698 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009609/0.5438, allocations: 1.732 MB / 1.372 GB, free: 4.02 MB / 0.8698 GB Notification: Performance of collectInitialBindings (initialization): time 0.000719/0.5445, allocations: 0.751 MB / 1.373 GB, free: 3.258 MB / 0.8698 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001019/0.5455, allocations: 0.6353 MB / 1.374 GB, free: 2.613 MB / 0.8698 GB Notification: Performance of setup shared object (initialization): time 8.949e-05/0.5456, allocations: 301.1 kB / 1.374 GB, free: 2.316 MB / 0.8698 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005407/0.551, allocations: 2.475 MB / 1.376 GB, free: 15.83 MB / 0.8855 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006511/0.5576, allocations: 3.574 MB / 1.38 GB, free: 11.76 MB / 0.8855 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01248/0.5701, allocations: 6.171 MB / 1.386 GB, free: 5.098 MB / 0.8855 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.366e-05/0.5701, allocations: 12 kB / 1.386 GB, free: 5.086 MB / 0.8855 GB Notification: Performance of matching and sorting (n=400) (initialization): time 0.02785/0.598, allocations: 9.947 MB / 1.396 GB, free: 11.11 MB / 0.9011 GB Notification: Performance of prepare postOptimizeDAE: time 5.609e-05/0.5981, allocations: 20 kB / 1.396 GB, free: 11.09 MB / 0.9011 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.207e-05/0.5982, allocations: 39.98 kB / 1.396 GB, free: 11.05 MB / 0.9011 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01957/0.6178, allocations: 5.076 MB / 1.401 GB, free: 5.965 MB / 0.9011 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004433/0.6223, allocations: 1.03 MB / 1.402 GB, free: 4.934 MB / 0.9011 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03495/0.6573, allocations: 19.25 MB / 1.42 GB, free: 1.434 MB / 0.9167 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00432/0.6616, allocations: 0.5807 MB / 1.421 GB, free: 0.8516 MB / 0.9167 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004405/0.6621, allocations: 156 kB / 1.421 GB, free: 0.6992 MB / 0.9167 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.5822/1.244, allocations: 3.881 MB / 1.425 GB, free: 184.2 MB / 0.9167 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.006326/1.251, allocations: 3.535 MB / 1.428 GB, free: 182.4 MB / 0.9167 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.01156/1.262, allocations: 6.106 MB / 1.434 GB, free: 179.4 MB / 0.9167 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.72e-05/1.262, allocations: 10.22 kB / 1.434 GB, free: 179.4 MB / 0.9167 GB Notification: Performance of matching and sorting (n=400) (initialization_lambda0): time 0.02333/1.286, allocations: 8.412 MB / 1.442 GB, free: 177.2 MB / 0.9167 GB Notification: Performance of prepare postOptimizeDAE: time 5.147e-05/1.286, allocations: 20.09 kB / 1.443 GB, free: 177.2 MB / 0.9167 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.58e-05/1.286, allocations: 35.22 kB / 1.443 GB, free: 177.2 MB / 0.9167 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01151/1.297, allocations: 3.127 MB / 1.446 GB, free: 176.9 MB / 0.9167 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004541/1.302, allocations: 1.154 MB / 1.447 GB, free: 176.8 MB / 0.9167 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01701/1.319, allocations: 10.51 MB / 1.457 GB, free: 172.3 MB / 0.9167 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004024/1.323, allocations: 0.545 MB / 1.458 GB, free: 172.3 MB / 0.9167 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002913/1.323, allocations: 158.5 kB / 1.458 GB, free: 172.2 MB / 0.9167 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 0.0006349/1.324, allocations: 397.3 kB / 1.458 GB, free: 171.9 MB / 0.9167 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004412/1.324, allocations: 191 kB / 1.458 GB, free: 171.9 MB / 0.9167 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02147/1.346, allocations: 8.703 MB / 1.467 GB, free: 166.6 MB / 0.9167 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.559e-05/1.346, allocations: 24 kB / 1.467 GB, free: 166.5 MB / 0.9167 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.473e-05/1.346, allocations: 8 kB / 1.467 GB, free: 166.5 MB / 0.9167 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.935e-05/1.346, allocations: 15.95 kB / 1.467 GB, free: 166.5 MB / 0.9167 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02965/1.376, allocations: 14.52 MB / 1.481 GB, free: 151.9 MB / 0.9167 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.355e-05/1.376, allocations: 11.98 kB / 1.481 GB, free: 151.9 MB / 0.9167 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003072/1.379, allocations: 0.7106 MB / 1.482 GB, free: 151.2 MB / 0.9167 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01603/1.395, allocations: 4.737 MB / 1.486 GB, free: 146.4 MB / 0.9167 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0004639/1.395, allocations: 63.95 kB / 1.486 GB, free: 146.3 MB / 0.9167 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02507/1.42, allocations: 18.15 MB / 1.504 GB, free: 128.1 MB / 0.9167 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.797e-06/1.42, allocations: 11.94 kB / 1.504 GB, free: 128.1 MB / 0.9167 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02647/1.447, allocations: 12.65 MB / 1.516 GB, free: 115.2 MB / 0.9167 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001473/1.448, allocations: 0.6506 MB / 1.517 GB, free: 114.6 MB / 0.9167 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002967/1.449, allocations: 44 kB / 1.517 GB, free: 114.5 MB / 0.9167 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003093/1.452, allocations: 0.4953 MB / 1.518 GB, free: 114 MB / 0.9167 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000582/1.452, allocations: 177.6 kB / 1.518 GB, free: 113.9 MB / 0.9167 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001808/1.453, allocations: 83.95 kB / 1.518 GB, free: 113.8 MB / 0.9167 GB Notification: Performance of sorting global known variables: time 0.001123/1.454, allocations: 1.062 MB / 1.519 GB, free: 112.7 MB / 0.9167 GB Notification: Performance of sort global known variables: time 2e-07/1.454, allocations: 0 / 1.519 GB, free: 112.7 MB / 0.9167 GB Notification: Performance of remove unused functions: time 0.004799/1.459, allocations: 1.727 MB / 1.521 GB, free: 111 MB / 0.9167 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 0.0003014/1.459, allocations: 178.2 kB / 1.521 GB, free: 110.8 MB / 0.9167 GB Notification: Performance of simCode: created initialization part: time 0.02317/1.482, allocations: 10.84 MB / 1.531 GB, free: 99.95 MB / 0.9167 GB Notification: Performance of simCode: created event and clocks part: time 1.062e-05/1.482, allocations: 4 kB / 1.531 GB, free: 99.94 MB / 0.9167 GB Notification: Performance of simCode: created simulation system equations: time 0.008984/1.491, allocations: 3.818 MB / 1.535 GB, free: 96.1 MB / 0.9167 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001759/1.493, allocations: 253 kB / 1.535 GB, free: 95.86 MB / 0.9167 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02136/1.514, allocations: 12.24 MB / 1.547 GB, free: 83.48 MB / 0.9167 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002412/1.517, allocations: 2.998 MB / 1.55 GB, free: 80.45 MB / 0.9167 GB Notification: Performance of simCode: alias equations: time 0.004678/1.521, allocations: 1.672 MB / 1.552 GB, free: 78.79 MB / 0.9167 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005968/1.522, allocations: 175.3 kB / 1.552 GB, free: 78.62 MB / 0.9167 GB Notification: Performance of SimCode: time 8.51e-07/1.522, allocations: 0 / 1.552 GB, free: 78.62 MB / 0.9167 GB Notification: Performance of Templates: time 0.07303/1.595, allocations: 65.51 MB / 1.616 GB, free: 13.25 MB / 0.9167 GB make -j1 -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.makefile (rm -f Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.pipe ; mkfifo Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.pipe ; head -c 1048576 < Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.pipe >> ../files/Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.sim & ./Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_latest_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YY.pipe 2>&1)