Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo) Running command: "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DY",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DY",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.481/1.481, allocations: 252 MB / 267.3 MB, free: 10.85 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001803/0.001803, allocations: 177.5 kB / 327 MB, free: 2.121 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 2.146/2.146, allocations: 205.4 MB / 0.578 GB, free: 20.14 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008564/0.0008561, allocations: 86.73 kB / 0.6826 GB, free: 12.79 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0003333/0.0003333, allocations: 6.562 kB / 0.7971 GB, free: 135.2 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2441/0.2445, allocations: 106.3 MB / 0.9009 GB, free: 63.41 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY): time 0.01628/0.2608, allocations: 17.44 MB / 0.918 GB, free: 45.91 MB / 0.6042 GB Notification: Performance of NFInst.instExpressions: time 0.01086/0.2717, allocations: 6.795 MB / 0.9246 GB, free: 39.09 MB / 0.6042 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002241/0.274, allocations: 47.81 kB / 0.9247 GB, free: 39.04 MB / 0.6042 GB Notification: Performance of NFTyping.typeComponents: time 0.001533/0.2756, allocations: 393.2 kB / 0.925 GB, free: 38.66 MB / 0.6042 GB Notification: Performance of NFTyping.typeBindings: time 0.003982/0.2796, allocations: 1.359 MB / 0.9264 GB, free: 37.29 MB / 0.6042 GB Notification: Performance of NFTyping.typeClassSections: time 0.002998/0.2826, allocations: 1.002 MB / 0.9273 GB, free: 36.29 MB / 0.6042 GB Notification: Performance of NFFlatten.flatten: time 0.007227/0.2898, allocations: 8.764 MB / 0.9359 GB, free: 27.51 MB / 0.6042 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01139/0.3013, allocations: 8.834 MB / 0.9445 GB, free: 18.57 MB / 0.6042 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003299/0.3046, allocations: 1.771 MB / 0.9463 GB, free: 16.8 MB / 0.6042 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004355/0.309, allocations: 2.718 MB / 0.9489 GB, free: 14.07 MB / 0.6042 GB Notification: Performance of NFPackage.collectConstants: time 0.00136/0.3104, allocations: 248 kB / 0.9492 GB, free: 13.83 MB / 0.6042 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003321/0.3137, allocations: 1.186 MB / 0.9503 GB, free: 12.64 MB / 0.6042 GB Notification: Performance of NFScalarize.scalarize: time 0.003061/0.3168, allocations: 1.941 MB / 0.9522 GB, free: 10.7 MB / 0.6042 GB Notification: Performance of NFVerifyModel.verify: time 0.004135/0.3209, allocations: 1.848 MB / 0.954 GB, free: 8.832 MB / 0.6042 GB Notification: Performance of NFConvertDAE.convert: time 0.008793/0.3297, allocations: 7.71 MB / 0.9615 GB, free: 1.098 MB / 0.6042 GB Notification: Performance of FrontEnd - DAE generated: time 5.23e-06/0.3298, allocations: 0 / 0.9615 GB, free: 1.098 MB / 0.6042 GB Notification: Performance of FrontEnd: time 3.767e-06/0.3298, allocations: 0 / 0.9615 GB, free: 1.098 MB / 0.6042 GB Notification: Performance of Transformations before backend: time 0.0002834/0.3301, allocations: 3.938 kB / 0.9615 GB, free: 1.094 MB / 0.6042 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 0.009283/0.3394, allocations: 3.153 MB / 0.9646 GB, free: 13.88 MB / 0.6198 GB Notification: Performance of prepare preOptimizeDAE: time 6.236e-05/0.3394, allocations: 12.03 kB / 0.9646 GB, free: 13.87 MB / 0.6198 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001661/0.3411, allocations: 0.5589 MB / 0.9652 GB, free: 13.3 MB / 0.6198 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01284/0.354, allocations: 2.368 MB / 0.9675 GB, free: 10.93 MB / 0.6198 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005473/0.3595, allocations: 2.21 MB / 0.9697 GB, free: 8.672 MB / 0.6198 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002696/0.3598, allocations: 283.5 kB / 0.9699 GB, free: 8.395 MB / 0.6198 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001776/0.3616, allocations: 359.9 kB / 0.9703 GB, free: 8.043 MB / 0.6198 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01787/0.3795, allocations: 7.334 MB / 0.9774 GB, free: 0.582 MB / 0.6198 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.126e-05/0.3796, allocations: 4 kB / 0.9774 GB, free: 0.5781 MB / 0.6198 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004892/0.3801, allocations: 152 kB / 0.9776 GB, free: 440 kB / 0.6198 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005326/0.3806, allocations: 330.3 kB / 0.9779 GB, free: 108 kB / 0.6198 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01789/0.3985, allocations: 7.134 MB / 0.9849 GB, free: 8.953 MB / 0.6355 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 0.04647/0.4451, allocations: 28.18 MB / 1.012 GB, free: 10.38 MB / 0.6667 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0104/0.4555, allocations: 4.174 MB / 1.016 GB, free: 5.98 MB / 0.6667 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.006209/0.4618, allocations: 2.335 MB / 1.019 GB, free: 3.629 MB / 0.6667 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004048/0.4622, allocations: 131 kB / 1.019 GB, free: 3.484 MB / 0.6667 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.238e-05/0.4623, allocations: 60.55 kB / 1.019 GB, free: 3.414 MB / 0.6667 GB Notification: Performance of pre-optimization done (n=198): time 5.481e-06/0.4623, allocations: 3.938 kB / 1.019 GB, free: 3.41 MB / 0.6667 GB Notification: Performance of matching and sorting (n=257): time 0.1076/0.5699, allocations: 30.18 MB / 1.048 GB, free: 5.164 MB / 0.698 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001344/0.5701, allocations: 243.6 kB / 1.049 GB, free: 4.879 MB / 0.698 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002175/0.5723, allocations: 1.416 MB / 1.05 GB, free: 3.453 MB / 0.698 GB Notification: Performance of collectPreVariables (initialization): time 0.0005831/0.5729, allocations: 65.7 kB / 1.05 GB, free: 3.383 MB / 0.698 GB Notification: Performance of collectInitialEqns (initialization): time 0.001143/0.5741, allocations: 1.547 MB / 1.052 GB, free: 1.812 MB / 0.698 GB Notification: Performance of collectInitialBindings (initialization): time 0.001104/0.5752, allocations: 0.8703 MB / 1.052 GB, free: 0.9297 MB / 0.698 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000238/0.5754, allocations: 64 kB / 1.052 GB, free: 0.8672 MB / 0.698 GB Notification: Performance of setup shared object (initialization): time 0.000249/0.5757, allocations: 440.5 kB / 1.053 GB, free: 440 kB / 0.698 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.5345/1.11, allocations: 2.531 MB / 1.055 GB, free: 137.7 MB / 0.698 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006934/1.117, allocations: 3.436 MB / 1.059 GB, free: 136.7 MB / 0.698 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01425/1.131, allocations: 6.129 MB / 1.065 GB, free: 135.6 MB / 0.698 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.938e-05/1.132, allocations: 7.656 kB / 1.065 GB, free: 135.6 MB / 0.698 GB Notification: Performance of matching and sorting (n=398) (initialization): time 0.03064/1.162, allocations: 10.25 MB / 1.075 GB, free: 134.8 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 0.0006199/1.163, allocations: 0.8774 MB / 1.076 GB, free: 133.6 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.959e-05/1.163, allocations: 32.38 kB / 1.076 GB, free: 133.6 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02121/1.184, allocations: 5.677 MB / 1.081 GB, free: 132.7 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005352/1.19, allocations: 0.9864 MB / 1.082 GB, free: 132.4 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03376/1.223, allocations: 21.6 MB / 1.103 GB, free: 115.9 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004528/1.228, allocations: 0.5476 MB / 1.104 GB, free: 115.3 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007039/1.229, allocations: 156.5 kB / 1.104 GB, free: 115.2 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 1.601e-05/1.229, allocations: 4 kB / 1.104 GB, free: 115.2 MB / 0.698 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.01988/1.249, allocations: 8.435 MB / 1.112 GB, free: 106.7 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.378e-05/1.249, allocations: 28 kB / 1.112 GB, free: 106.7 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01279/1.262, allocations: 3.54 MB / 1.116 GB, free: 103.1 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004925/1.267, allocations: 1.128 MB / 1.117 GB, free: 102 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01741/1.284, allocations: 11.82 MB / 1.128 GB, free: 90.14 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004191/1.288, allocations: 0.529 MB / 1.129 GB, free: 89.61 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003679/1.289, allocations: 151.1 kB / 1.129 GB, free: 89.47 MB / 0.698 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 (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 {(6,42,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,42)} Notification: Performance of prepare postOptimizeDAE: time 0.002798/1.291, allocations: 1.627 MB / 1.131 GB, free: 87.85 MB / 0.698 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005332/1.292, allocations: 193.7 kB / 1.131 GB, free: 87.66 MB / 0.698 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0229/1.315, allocations: 9.854 MB / 1.14 GB, free: 77.75 MB / 0.698 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.93e-05/1.315, allocations: 32.55 kB / 1.14 GB, free: 77.73 MB / 0.698 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.91e-05/1.315, allocations: 8 kB / 1.14 GB, free: 77.72 MB / 0.698 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.311e-05/1.315, allocations: 15.95 kB / 1.14 GB, free: 77.7 MB / 0.698 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03042/1.345, allocations: 15.17 MB / 1.155 GB, free: 62.38 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.828e-05/1.346, allocations: 11.94 kB / 1.155 GB, free: 62.37 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003173/1.349, allocations: 0.7256 MB / 1.156 GB, free: 61.64 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.01831/1.367, allocations: 5.349 MB / 1.161 GB, free: 56.28 MB / 0.698 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0006137/1.368, allocations: 67.95 kB / 1.161 GB, free: 56.21 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02913/1.397, allocations: 20.42 MB / 1.181 GB, free: 35.53 MB / 0.698 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.748e-06/1.397, allocations: 11.94 kB / 1.181 GB, free: 35.52 MB / 0.698 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.02347/1.42, allocations: 9.375 MB / 1.19 GB, free: 25.95 MB / 0.698 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001785/1.422, allocations: 0.6918 MB / 1.191 GB, free: 25.24 MB / 0.698 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003422/1.423, allocations: 56 kB / 1.191 GB, free: 25.19 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003186/1.426, allocations: 0.5072 MB / 1.192 GB, free: 24.68 MB / 0.698 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007371/1.427, allocations: 214.3 kB / 1.192 GB, free: 24.47 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002024/1.427, allocations: 95.95 kB / 1.192 GB, free: 24.38 MB / 0.698 GB Notification: Performance of sorting global known variables: time 0.001171/1.428, allocations: 1 MB / 1.193 GB, free: 23.37 MB / 0.698 GB Notification: Performance of sort global known variables: time 1.5e-07/1.428, allocations: 4 kB / 1.193 GB, free: 23.37 MB / 0.698 GB Notification: Performance of remove unused functions: time 0.005292/1.433, allocations: 1.746 MB / 1.195 GB, free: 21.62 MB / 0.698 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 (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 {(6,42,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,42)} Notification: Performance of Backend phase and start with SimCode phase: time 0.02247/1.456, allocations: 10.03 MB / 1.204 GB, free: 11.39 MB / 0.698 GB Notification: Performance of simCode: created initialization part: time 0.02657/1.482, allocations: 11.33 MB / 1.215 GB, free: 4 kB / 0.698 GB Notification: Performance of simCode: created event and clocks part: time 1.386e-05/1.482, allocations: 0 / 1.215 GB, free: 4 kB / 0.698 GB Notification: Performance of simCode: created simulation system equations: time 0.01079/1.493, allocations: 4.135 MB / 1.219 GB, free: 11.84 MB / 0.7136 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00367/1.497, allocations: 270.8 kB / 1.22 GB, free: 11.59 MB / 0.7136 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1014/1.598, allocations: 44.02 MB / 1.263 GB, free: 13.7 MB / 0.7605 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003581/1.602, allocations: 2.845 MB / 1.265 GB, free: 10.82 MB / 0.7605 GB Notification: Performance of simCode: alias equations: time 0.005543/1.608, allocations: 1.661 MB / 1.267 GB, free: 9.164 MB / 0.7605 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.002088/1.61, allocations: 1.237 MB / 1.268 GB, free: 7.926 MB / 0.7605 GB Notification: Performance of SimCode: time 1.272e-06/1.61, allocations: 0 / 1.268 GB, free: 7.926 MB / 0.7605 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1365/1.746, allocations: 89.69 MB / 1.356 GB, free: 14.57 MB / 0.8542 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.000227/1.746, allocations: 305.9 kB / 1.356 GB, free: 14.2 MB / 0.8542 GB Notification: Performance of buildModelFMU: Generate platform static: time 4.295/6.041, allocations: 0 / 1.356 GB, free: 14.2 MB / 0.8542 GB (rm -f Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DY_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 Buildings_maint_7_0_x_Buildings_Electrical_AC_ThreePhasesUnbalanced_Validation_IEEETests_Test4NodesFeeder_BalancedStepDown_DY.fmu > Buildings_maint.7.0.x_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DY.pipe 2>&1)