Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/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 ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY") translateModel(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008909/0.000891, allocations: 92.39 kB / 15.06 MB, free: 1.098 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009086/0.0009086, allocations: 172.7 kB / 15.95 MB, free: 208 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.445/1.445, allocations: 223.3 MB / 240 MB, free: 5.434 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.001745/0.001745, allocations: 266 kB / 291.3 MB, free: 2 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9389/0.9389, allocations: 169.5 MB / 0.5 GB, free: 14.2 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0004496/0.0004498, allocations: 16.83 kB / 0.598 GB, free: 28.35 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1834/0.1839, allocations: 88.54 MB / 0.6845 GB, free: 15.45 MB / 494.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY): time 0.01755/0.2015, allocations: 16.49 MB / 0.7006 GB, free: 14.92 MB / 0.4981 GB Notification: Performance of NFInst.instExpressions: time 0.01108/0.2126, allocations: 6.389 MB / 0.7068 GB, free: 8.531 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002013/0.2147, allocations: 39.88 kB / 0.7069 GB, free: 8.492 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.001449/0.2162, allocations: 393.2 kB / 0.7073 GB, free: 8.105 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.003839/0.22, allocations: 1.14 MB / 0.7084 GB, free: 6.961 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.002788/0.2228, allocations: 0.7757 MB / 0.7091 GB, free: 6.184 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.007732/0.2306, allocations: 6.661 MB / 0.7156 GB, free: 15.51 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01185/0.2425, allocations: 7.966 MB / 0.7234 GB, free: 7.477 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003805/0.2463, allocations: 1.76 MB / 0.7251 GB, free: 5.711 MB / 0.5137 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005356/0.2517, allocations: 2.68 MB / 0.7278 GB, free: 3.023 MB / 0.5137 GB Notification: Performance of NFPackage.collectConstants: time 0.00072/0.2524, allocations: 248 kB / 0.728 GB, free: 2.781 MB / 0.5137 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002032/0.2544, allocations: 0.6751 MB / 0.7286 GB, free: 2.105 MB / 0.5137 GB Notification: Performance of NFScalarize.scalarize: time 0.002252/0.2567, allocations: 1.941 MB / 0.7305 GB, free: 164 kB / 0.5137 GB Notification: Performance of NFVerifyModel.verify: time 0.001113/0.2578, allocations: 0.7187 MB / 0.7312 GB, free: 15.43 MB / 0.5294 GB Notification: Performance of NFConvertDAE.convert: time 0.006953/0.2648, allocations: 6.701 MB / 0.7378 GB, free: 8.715 MB / 0.5294 GB Notification: Performance of FrontEnd - DAE generated: time 6.882e-06/0.2648, allocations: 0 / 0.7378 GB, free: 8.715 MB / 0.5294 GB Notification: Performance of FrontEnd: time 2.465e-06/0.2648, allocations: 0 / 0.7378 GB, free: 8.715 MB / 0.5294 GB Notification: Performance of Transformations before backend: time 0.0002432/0.2651, allocations: 0 / 0.7378 GB, free: 8.715 MB / 0.5294 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1023 * Number of variables: 1023 Notification: Performance of Generate backend data structure: time 0.007675/0.2728, allocations: 3.184 MB / 0.7409 GB, free: 5.469 MB / 0.5294 GB Notification: Performance of prepare preOptimizeDAE: time 4.263e-05/0.2728, allocations: 15.97 kB / 0.7409 GB, free: 5.453 MB / 0.5294 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01109/0.2839, allocations: 2.348 MB / 0.7432 GB, free: 3.098 MB / 0.5294 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004538/0.2885, allocations: 2.182 MB / 0.7453 GB, free: 0.8672 MB / 0.5294 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002108/0.2887, allocations: 283.3 kB / 0.7456 GB, free: 0.5898 MB / 0.5294 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009196/0.2897, allocations: 360 kB / 0.7459 GB, free: 244 kB / 0.5294 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01482/0.3045, allocations: 7.3 MB / 0.7531 GB, free: 8.809 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.777e-05/0.3046, allocations: 4 kB / 0.7531 GB, free: 8.805 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004143/0.305, allocations: 152 kB / 0.7532 GB, free: 8.656 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004303/0.3054, allocations: 330.3 kB / 0.7535 GB, free: 8.332 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01625/0.3217, allocations: 7.107 MB / 0.7605 GB, free: 1.219 MB / 0.545 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 0.4509/0.7726, allocations: 28.19 MB / 0.788 GB, free: 50.74 MB / 0.545 GB Notification: Performance of preOpt comSubExp (simulation): time 0.006696/0.7793, allocations: 4.165 MB / 0.7921 GB, free: 48.72 MB / 0.545 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.004825/0.7842, allocations: 2.348 MB / 0.7944 GB, free: 47.63 MB / 0.545 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003053/0.7846, allocations: 138 kB / 0.7945 GB, free: 47.52 MB / 0.545 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.91e-05/0.7846, allocations: 53.34 kB / 0.7946 GB, free: 47.46 MB / 0.545 GB Notification: Performance of pre-optimization done (n=198): time 3.827e-06/0.7846, allocations: 4 kB / 0.7946 GB, free: 47.46 MB / 0.545 GB Notification: Performance of matching and sorting (n=257): time 0.08678/0.8714, allocations: 30.4 MB / 0.8242 GB, free: 28.11 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.528e-05/0.8715, allocations: 239.6 kB / 0.8245 GB, free: 27.82 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001781/0.8733, allocations: 1.404 MB / 0.8258 GB, free: 26.41 MB / 0.545 GB Notification: Performance of collectPreVariables (initialization): time 0.0004936/0.8738, allocations: 69.7 kB / 0.8259 GB, free: 26.33 MB / 0.545 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005995/0.8744, allocations: 1.545 MB / 0.8274 GB, free: 24.77 MB / 0.545 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007275/0.8752, allocations: 0.8765 MB / 0.8283 GB, free: 23.91 MB / 0.545 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002101/0.8754, allocations: 60 kB / 0.8283 GB, free: 23.85 MB / 0.545 GB Notification: Performance of setup shared object (initialization): time 0.0001277/0.8755, allocations: 440.5 kB / 0.8288 GB, free: 23.41 MB / 0.545 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004485/0.88, allocations: 2.523 MB / 0.8312 GB, free: 20.88 MB / 0.545 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004725/0.8848, allocations: 3.423 MB / 0.8346 GB, free: 17.08 MB / 0.545 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.004764/0.8895, allocations: 2.961 MB / 0.8375 GB, free: 14.09 MB / 0.545 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.73e-05/0.8896, allocations: 12 kB / 0.8375 GB, free: 14.08 MB / 0.545 GB Notification: Performance of matching and sorting (n=398) (initialization): time 0.02158/0.9112, allocations: 10.24 MB / 0.8475 GB, free: 3.781 MB / 0.545 GB Notification: Performance of prepare postOptimizeDAE: time 0.000648/0.9119, allocations: 0.8808 MB / 0.8483 GB, free: 2.52 MB / 0.545 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.649e-05/0.9119, allocations: 32 kB / 0.8484 GB, free: 2.488 MB / 0.545 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01871/0.9306, allocations: 5.67 MB / 0.8539 GB, free: 12.8 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004144/0.9348, allocations: 0.9828 MB / 0.8548 GB, free: 11.82 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03756/0.9724, allocations: 21.58 MB / 0.8759 GB, free: 6.004 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003952/0.9764, allocations: 0.5458 MB / 0.8765 GB, free: 5.457 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000501/0.9769, allocations: 152 kB / 0.8766 GB, free: 5.309 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 1.211e-05/0.977, allocations: 8 kB / 0.8766 GB, free: 5.301 MB / 0.5762 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.02066/0.9976, allocations: 8.404 MB / 0.8848 GB, free: 12.85 MB / 0.5919 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.847e-05/0.9978, allocations: 35.69 kB / 0.8848 GB, free: 12.82 MB / 0.5919 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01273/1.011, allocations: 3.533 MB / 0.8883 GB, free: 9.277 MB / 0.5919 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005071/1.016, allocations: 1.139 MB / 0.8894 GB, free: 8.137 MB / 0.5919 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02031/1.036, allocations: 11.8 MB / 0.9009 GB, free: 12.21 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003854/1.04, allocations: 0.5264 MB / 0.9014 GB, free: 11.68 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004668/1.04, allocations: 155.9 kB / 0.9016 GB, free: 11.53 MB / 0.6075 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 0.003068/1.043, allocations: 1.612 MB / 0.9032 GB, free: 9.902 MB / 0.6075 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005988/1.044, allocations: 197.7 kB / 0.9034 GB, free: 9.707 MB / 0.6075 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02451/1.069, allocations: 9.818 MB / 0.9129 GB, free: 15.84 MB / 0.6231 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.158e-05/1.069, allocations: 24 kB / 0.913 GB, free: 15.81 MB / 0.6231 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.07e-05/1.069, allocations: 12 kB / 0.913 GB, free: 15.8 MB / 0.6231 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.774e-05/1.069, allocations: 19.91 kB / 0.913 GB, free: 15.78 MB / 0.6231 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0331/1.102, allocations: 15.17 MB / 0.9278 GB, free: 468 kB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.369e-05/1.102, allocations: 16 kB / 0.9278 GB, free: 452 kB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003279/1.105, allocations: 0.7261 MB / 0.9285 GB, free: 15.71 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01852/1.124, allocations: 5.343 MB / 0.9338 GB, free: 10.36 MB / 0.6387 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005578/1.124, allocations: 71.95 kB / 0.9338 GB, free: 10.29 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03292/1.157, allocations: 20.41 MB / 0.9538 GB, free: 5.617 MB / 0.6544 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.424e-05/1.157, allocations: 19.92 kB / 0.9538 GB, free: 5.598 MB / 0.6544 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0224/1.18, allocations: 9.345 MB / 0.9629 GB, free: 12.06 MB / 0.67 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001634/1.181, allocations: 0.7014 MB / 0.9636 GB, free: 11.34 MB / 0.67 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003904/1.182, allocations: 52 kB / 0.9636 GB, free: 11.29 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002888/1.185, allocations: 0.507 MB / 0.9641 GB, free: 10.78 MB / 0.67 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0005913/1.185, allocations: 218.4 kB / 0.9643 GB, free: 10.57 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002042/1.186, allocations: 87.95 kB / 0.9644 GB, free: 10.48 MB / 0.67 GB Notification: Performance of sorting global known variables: time 0.001426/1.187, allocations: 0.9925 MB / 0.9654 GB, free: 9.484 MB / 0.67 GB Notification: Performance of sort global known variables: time 2.31e-07/1.187, allocations: 0 / 0.9654 GB, free: 9.484 MB / 0.67 GB Notification: Performance of remove unused functions: time 0.0055/1.192, allocations: 1.754 MB / 0.9671 GB, free: 7.73 MB / 0.67 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 0.0004032/1.193, allocations: 174.9 kB / 0.9673 GB, free: 7.547 MB / 0.67 GB Notification: Performance of simCode: created initialization part: time 0.02579/1.219, allocations: 11.3 MB / 0.9783 GB, free: 12.2 MB / 0.6856 GB Notification: Performance of simCode: created event and clocks part: time 1.263e-05/1.219, allocations: 1.938 kB / 0.9783 GB, free: 12.2 MB / 0.6856 GB Notification: Performance of simCode: created simulation system equations: time 0.01004/1.229, allocations: 4.135 MB / 0.9823 GB, free: 8.023 MB / 0.6856 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002146/1.231, allocations: 257.1 kB / 0.9826 GB, free: 7.777 MB / 0.6856 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02721/1.258, allocations: 12.04 MB / 0.9943 GB, free: 11.59 MB / 0.7012 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002999/1.261, allocations: 2.851 MB / 0.9971 GB, free: 8.707 MB / 0.7012 GB Notification: Performance of simCode: alias equations: time 0.004985/1.266, allocations: 1.66 MB / 0.9987 GB, free: 7.043 MB / 0.7012 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005832/1.267, allocations: 171.3 kB / 0.9989 GB, free: 6.879 MB / 0.7012 GB Notification: Performance of SimCode: time 7.72e-07/1.267, allocations: 0 / 0.9989 GB, free: 6.879 MB / 0.7012 GB Notification: Performance of Templates: time 0.4528/1.72, allocations: 64.92 MB / 1.062 GB, free: 236.8 MB / 0.7325 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepUp.DY.pipe 2>&1)