Running: ./testmodel.py --libraries=/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.conf.json loadFile("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo", uses=false) loadFile("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false) loadFile("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 3.2.3 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 8.0.0 (/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD") Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 2.76/2.76, allocations: 287.5 MB / 302.4 MB, free: 8.199 MB / 234.7 MB Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001562/0.001562, allocations: 175.8 kB / 371 MB, free: 10.77 MB / 298.7 MB Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.148/2.148, allocations: 205.4 MB / 0.6297 GB, free: 10.5 MB / 458.7 MB Notification: Performance of loadFile(/var/lib/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001181/0.001181, allocations: 94.91 kB / 0.743 GB, free: 6.504 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 0.0005507/0.0005503, allocations: 16 kB / 0.8659 GB, free: 140.9 MB / 0.6198 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2415/0.2421, allocations: 115.3 MB / 0.9784 GB, free: 28.23 MB / 0.6198 GB Notification: Performance of FrontEnd - scodeFlatten: time 1.031/1.273, allocations: 199.5 MB / 1.173 GB, free: 0.4961 MB / 0.698 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.00042/1.273, allocations: 116.9 kB / 1.173 GB, free: 432 kB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 0.5533/1.827, allocations: 134.8 MB / 1.305 GB, free: 4.453 MB / 0.823 GB Notification: Performance of FrontEnd: time 3.176e-06/1.827, allocations: 0 / 1.305 GB, free: 4.453 MB / 0.823 GB Notification: Performance of Transformations before backend: time 0.0002203/1.827, allocations: 79.92 kB / 1.305 GB, free: 4.375 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: 983 * Number of variables: 983 Notification: Performance of Generate backend data structure: time 0.01448/1.841, allocations: 3.085 MB / 1.308 GB, free: 1.23 MB / 0.823 GB Notification: Performance of prepare preOptimizeDAE: time 4.957e-05/1.841, allocations: 8.031 kB / 1.308 GB, free: 1.223 MB / 0.823 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02346/1.865, allocations: 2.126 MB / 1.31 GB, free: 15.09 MB / 0.8386 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.008109/1.873, allocations: 2.193 MB / 1.312 GB, free: 12.85 MB / 0.8386 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004704/1.874, allocations: 267 kB / 1.313 GB, free: 12.59 MB / 0.8386 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002421/1.876, allocations: 340 kB / 1.313 GB, free: 12.26 MB / 0.8386 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02751/1.904, allocations: 6.475 MB / 1.319 GB, free: 5.68 MB / 0.8386 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001461/1.904, allocations: 0 / 1.319 GB, free: 5.68 MB / 0.8386 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001141/1.905, allocations: 148 kB / 1.319 GB, free: 5.535 MB / 0.8386 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009184/1.906, allocations: 309.9 kB / 1.32 GB, free: 5.23 MB / 0.8386 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02833/1.934, allocations: 6.392 MB / 1.326 GB, free: 14.83 MB / 0.8542 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 0.05852/1.993, allocations: 26.68 MB / 1.352 GB, free: 1.965 MB / 0.8698 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01579/2.009, allocations: 4.997 MB / 1.357 GB, free: 12.65 MB / 0.8855 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004525/2.009, allocations: 135 kB / 1.357 GB, free: 12.51 MB / 0.8855 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.238e-05/2.009, allocations: 68.53 kB / 1.357 GB, free: 12.43 MB / 0.8855 GB Notification: Performance of pre-optimization done (n=208): time 6.381e-06/2.009, allocations: 0 / 1.357 GB, free: 12.43 MB / 0.8855 GB Notification: Performance of matching and sorting (n=277): time 0.2071/2.216, allocations: 30.31 MB / 1.387 GB, free: 13.96 MB / 0.9167 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001478/2.217, allocations: 231.6 kB / 1.387 GB, free: 13.68 MB / 0.9167 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003155/2.22, allocations: 1.284 MB / 1.388 GB, free: 12.39 MB / 0.9167 GB Notification: Performance of collectPreVariables (initialization): time 0.0007698/2.221, allocations: 69.7 kB / 1.388 GB, free: 12.31 MB / 0.9167 GB Notification: Performance of collectInitialEqns (initialization): time 0.001418/2.222, allocations: 1.482 MB / 1.39 GB, free: 10.81 MB / 0.9167 GB Notification: Performance of collectInitialBindings (initialization): time 0.001614/2.224, allocations: 0.9435 MB / 1.39 GB, free: 9.855 MB / 0.9167 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005369/2.224, allocations: 68 kB / 1.391 GB, free: 9.789 MB / 0.9167 GB Notification: Performance of setup shared object (initialization): time 0.0003119/2.225, allocations: 448.8 kB / 1.391 GB, free: 9.344 MB / 0.9167 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01108/2.236, allocations: 2.614 MB / 1.394 GB, free: 6.727 MB / 0.9167 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01212/2.248, allocations: 3.508 MB / 1.397 GB, free: 2.832 MB / 0.9167 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01227/2.26, allocations: 3.072 MB / 1.4 GB, free: 15.73 MB / 0.9323 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.983e-05/2.26, allocations: 8 kB / 1.4 GB, free: 15.73 MB / 0.9323 GB Notification: Performance of matching and sorting (n=416) (initialization): time 0.04197/2.302, allocations: 9.215 MB / 1.409 GB, free: 6.449 MB / 0.9323 GB Notification: Performance of prepare postOptimizeDAE: time 0.004439/2.307, allocations: 10.63 MB / 1.419 GB, free: 10.98 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.573e-05/2.307, allocations: 28 kB / 1.419 GB, free: 10.96 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.05342/2.36, allocations: 7.048 MB / 1.426 GB, free: 3.898 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.007968/2.368, allocations: 0.8696 MB / 1.427 GB, free: 3.027 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.74/3.108, allocations: 15.36 MB / 1.442 GB, free: 264.2 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.007861/3.116, allocations: 0.5336 MB / 1.443 GB, free: 264.2 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001265/3.118, allocations: 194.5 kB / 1.443 GB, free: 264.2 MB / 0.948 GB Notification: Performance of prepare postOptimizeDAE: time 1.743e-05/3.118, allocations: 3.656 kB / 1.443 GB, free: 264.2 MB / 0.948 GB Warning: The linear system: 1 : line2.i3[1] - transformer.conv2.terminal_p.i[1] = -transformer.conv3.terminal_p.i[1] 2 : line2.i2[1] - transformer.conv1.terminal_p.i[1] = -transformer.conv2.terminal_p.i[1] 3 : line2.i1[1] - transformer.conv3.terminal_p.i[1] = -transformer.conv1.terminal_p.i[1] [ 1.0 , 0.0 , -1.0 ; 0.0 , -1.0 , 1.0 ; -1.0 , 1.0 , 0.0 ] * [ transformer.conv3.terminal_p.i[1] ; transformer.conv1.terminal_p.i[1] ; transformer.conv2.terminal_p.i[1] ] = [ -line2.i3[1] ; -line2.i2[1] ; -line2.i1[1] ] might be structurally or numerically singular for variable transformer.conv2.terminal_p.i[1] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : line2.i3[2] - transformer.conv2.terminal_p.i[2] = -transformer.conv3.terminal_p.i[2] 2 : line2.i1[2] - transformer.conv3.terminal_p.i[2] = -transformer.conv1.terminal_p.i[2] 3 : line2.i2[2] - transformer.conv1.terminal_p.i[2] = -transformer.conv2.terminal_p.i[2] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ transformer.conv2.terminal_p.i[2] ; transformer.conv1.terminal_p.i[2] ; transformer.conv3.terminal_p.i[2] ] = [ -line2.i3[2] ; -line2.i1[2] ; -line2.i2[2] ] might be structurally or numerically singular for variable transformer.conv3.terminal_p.i[2] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[2] = line2.v1_n[2] - line2.v2_n[2] 2 : transformer.conv2.V2[2] = line2.v2_n[2] - line2.v3_n[2] 3 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ line2.v1_n[2] ; line2.v3_n[2] ; line2.v2_n[2] ] = [ -transformer.conv1.V2[2] ; -transformer.conv2.V2[2] ; -transformer.conv3.V2[2] ] might be structurally or numerically singular for variable line2.v2_n[2] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : transformer.conv2.V2[1] = line2.v2_n[1] - line2.v3_n[1] 3 : transformer.conv3.V2[1] = line2.v3_n[1] - line2.v1_n[1] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v3_n[1] ; line2.v2_n[1] ] = [ -transformer.conv1.V2[1] ; -transformer.conv2.V2[1] ; -transformer.conv3.V2[1] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.04256/3.16, allocations: 9.363 MB / 1.452 GB, free: 263.2 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.000148/3.16, allocations: 30.56 kB / 1.452 GB, free: 263.2 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0248/3.185, allocations: 3.537 MB / 1.455 GB, free: 263.2 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009272/3.195, allocations: 1.039 MB / 1.456 GB, free: 263.2 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04052/3.235, allocations: 24.42 MB / 1.48 GB, free: 250.6 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00733/3.243, allocations: 0.5121 MB / 1.481 GB, free: 250.6 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00109/3.244, allocations: 187.3 kB / 1.481 GB, free: 250.6 MB / 0.948 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 122 * 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 (298): * Single equations (assignments): 296 * 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 {(10,74.0%) 50} * Non-linear torn systems: 1 {10 50} Notification: Performance of prepare postOptimizeDAE: time 0.004855/3.249, allocations: 1.579 MB / 1.483 GB, free: 250.4 MB / 0.948 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009788/3.25, allocations: 197.5 kB / 1.483 GB, free: 250.4 MB / 0.948 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.03879/3.288, allocations: 8.547 MB / 1.491 GB, free: 249.5 MB / 0.948 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.435e-05/3.288, allocations: 30.12 kB / 1.491 GB, free: 249.5 MB / 0.948 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.575e-05/3.289, allocations: 10.88 kB / 1.491 GB, free: 249.5 MB / 0.948 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.917e-05/3.289, allocations: 18.94 kB / 1.491 GB, free: 249.5 MB / 0.948 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05181/3.34, allocations: 14.39 MB / 1.505 GB, free: 244.5 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.379e-05/3.341, allocations: 7.938 kB / 1.505 GB, free: 244.5 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.005833/3.346, allocations: 0.6223 MB / 1.506 GB, free: 244.5 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.04961/3.396, allocations: 6.818 MB / 1.512 GB, free: 243.9 MB / 0.948 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.000815/3.397, allocations: 91.48 kB / 1.513 GB, free: 243.8 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03708/3.434, allocations: 15 MB / 1.527 GB, free: 237 MB / 0.948 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.19e-05/3.434, allocations: 10.84 kB / 1.527 GB, free: 237 MB / 0.948 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.03618/3.47, allocations: 8.995 MB / 1.536 GB, free: 233.5 MB / 0.948 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002705/3.473, allocations: 0.7543 MB / 1.537 GB, free: 233.1 MB / 0.948 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0008935/3.474, allocations: 58.19 kB / 1.537 GB, free: 233.1 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.006568/3.48, allocations: 492.9 kB / 1.537 GB, free: 233.1 MB / 0.948 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001178/3.482, allocations: 218 kB / 1.537 GB, free: 233 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000752/3.483, allocations: 135.1 kB / 1.538 GB, free: 233 MB / 0.948 GB Notification: Performance of sorting global known variables: time 0.002352/3.485, allocations: 0.9645 MB / 1.539 GB, free: 232.6 MB / 0.948 GB Notification: Performance of sort global known variables: time 2.234e-06/3.485, allocations: 0 / 1.539 GB, free: 232.6 MB / 0.948 GB Notification: Performance of remove unused functions: time 0.01529/3.5, allocations: 1.674 MB / 1.54 GB, free: 232.5 MB / 0.948 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 (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 {(10,73.0%) 50} * Non-linear torn systems: 1 {10 50} Notification: Performance of Backend phase and start with SimCode phase: time 0.001523/3.502, allocations: 205.6 kB / 1.54 GB, free: 232.4 MB / 0.948 GB Notification: Performance of simCode: created initialization part: time 0.04752/3.549, allocations: 11.57 MB / 1.552 GB, free: 228.7 MB / 0.948 GB Notification: Performance of simCode: created event and clocks part: time 1.614e-05/3.55, allocations: 0 / 1.552 GB, free: 228.7 MB / 0.948 GB Notification: Performance of simCode: created simulation system equations: time 0.01635/3.566, allocations: 3.854 MB / 1.555 GB, free: 227.6 MB / 0.948 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002404/3.568, allocations: 214.5 kB / 1.556 GB, free: 227.5 MB / 0.948 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.04155/3.61, allocations: 10.75 MB / 1.566 GB, free: 223 MB / 0.948 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00456/3.615, allocations: 2.841 MB / 1.569 GB, free: 221.2 MB / 0.948 GB Notification: Performance of simCode: alias equations: time 0.008559/3.623, allocations: 1.662 MB / 1.571 GB, free: 220.1 MB / 0.948 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001218/3.624, allocations: 165.1 kB / 1.571 GB, free: 220 MB / 0.948 GB Notification: Performance of SimCode: time 1.623e-06/3.624, allocations: 1.406 kB / 1.571 GB, free: 220 MB / 0.948 GB Notification: Performance of Templates: time 0.1311/3.756, allocations: 62.02 MB / 1.631 GB, free: 165 MB / 0.948 GB make -j1 -f Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.makefile (rm -f Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; mkfifo Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe ; head -c 1048576 < Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe >> ../files/Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.sim & ./Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.YD.pipe 2>&1)