Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams.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.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams")
translateModel(Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/package.mo): time 2.301/2.301, allocations: 391.2 MB / 407 MB, free: 10.79 MB / 314.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001256/0.001256, allocations: 193.6 kB / 499.1 MB, free: 4.609 MB / 394.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.553/1.553, allocations: 222.9 MB / 0.7948 GB, free: 15.77 MB / 0.5573 GB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009749/0.0009749, allocations: 116.8 kB / 0.9329 GB, free: 7.051 MB / 0.6823 GB
Notification: Performance of FrontEnd - loaded program: time 0.001466/0.001466, allocations: 56.8 kB / 1.081 GB, free: 218.4 MB / 0.823 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3064/0.3079, allocations: 140.6 MB / 1.218 GB, free: 117.2 MB / 0.823 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams): time 0.1929/0.5008, allocations: 212.1 MB / 1.425 GB, free: 392 kB / 0.9167 GB
Notification: Performance of NFInst.instExpressions: time 0.6416/1.142, allocations: 7.126 MB / 1.432 GB, free: 2.004 MB / 0.9167 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002354/1.145, allocations: 40.31 kB / 1.432 GB, free: 2.004 MB / 0.9167 GB
Notification: Performance of NFTyping.typeComponents: time 0.002241/1.147, allocations: 0.6529 MB / 1.433 GB, free: 2 MB / 0.9167 GB
Notification: Performance of NFTyping.typeBindings: time 0.007455/1.155, allocations: 2.354 MB / 1.435 GB, free: 1.891 MB / 0.9167 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003922/1.159, allocations: 1.048 MB / 1.436 GB, free: 1.859 MB / 0.9167 GB
Notification: Performance of NFFlatten.flatten: time 0.006922/1.166, allocations: 3.776 MB / 1.44 GB, free: 1.852 MB / 0.9167 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.002236/1.168, allocations: 0.9269 MB / 1.441 GB, free: 1.762 MB / 0.9167 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005419/1.173, allocations: 1.805 MB / 1.442 GB, free: 1.727 MB / 0.9167 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.003328/1.177, allocations: 0.9524 MB / 1.443 GB, free: 1.723 MB / 0.9167 GB
Notification: Performance of NFPackage.collectConstants: time 0.0005754/1.177, allocations: 59.81 kB / 1.443 GB, free: 1.723 MB / 0.9167 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.006985/1.184, allocations: 2.807 MB / 1.446 GB, free: 1.699 MB / 0.9167 GB
Notification: Performance of NFScalarize.scalarize: time 0.001012/1.185, allocations: 372.4 kB / 1.447 GB, free: 1.699 MB / 0.9167 GB
Notification: Performance of NFVerifyModel.verify: time 0.002548/1.188, allocations: 0.6291 MB / 1.447 GB, free: 1.699 MB / 0.9167 GB
Notification: Performance of NFConvertDAE.convert: time 0.01099/1.199, allocations: 2.563 MB / 1.45 GB, free: 1.555 MB / 0.9167 GB
Notification: Performance of FrontEnd - DAE generated: time 1.097e-05/1.199, allocations: 3.938 kB / 1.45 GB, free: 1.551 MB / 0.9167 GB
Notification: Performance of FrontEnd: time 3.045e-06/1.199, allocations: 0.75 kB / 1.45 GB, free: 1.551 MB / 0.9167 GB
Notification: Performance of Transformations before backend: time 0.0001181/1.199, allocations: 4 kB / 1.45 GB, free: 1.547 MB / 0.9167 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 209
 * Number of variables: 209
Notification: Performance of Generate backend data structure: time 0.008104/1.207, allocations: 1.849 MB / 1.452 GB, free: 16.62 MB / 0.9323 GB
Notification: Performance of prepare preOptimizeDAE: time 5.028e-05/1.207, allocations: 12.83 kB / 1.452 GB, free: 16.62 MB / 0.9323 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003334/1.211, allocations: 0.5373 MB / 1.452 GB, free: 16.53 MB / 0.9323 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002136/1.213, allocations: 0.9585 MB / 1.453 GB, free: 16.19 MB / 0.9323 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006105/1.213, allocations: 178.7 kB / 1.453 GB, free: 16.18 MB / 0.9323 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001678/1.214, allocations: 87.34 kB / 1.453 GB, free: 16.18 MB / 0.9323 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.002809/1.216, allocations: 1.231 MB / 1.454 GB, free: 16.11 MB / 0.9323 GB
Notification: Performance of preOpt findStateOrder (simulation): time 2.057e-05/1.216, allocations: 0 / 1.454 GB, free: 16.11 MB / 0.9323 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001035/1.217, allocations: 31.53 kB / 1.454 GB, free: 16.11 MB / 0.9323 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.703e-05/1.217, allocations: 51.58 kB / 1.455 GB, free: 16.1 MB / 0.9323 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003732/1.22, allocations: 1.549 MB / 1.456 GB, free: 16.07 MB / 0.9323 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 0.006858/1.227, allocations: 4.042 MB / 1.46 GB, free: 14.48 MB / 0.9323 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.002497/1.23, allocations: 1.008 MB / 1.461 GB, free: 14.43 MB / 0.9323 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001468/1.231, allocations: 0.6609 MB / 1.462 GB, free: 14.41 MB / 0.9323 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.001122/1.232, allocations: 0.6062 MB / 1.462 GB, free: 13.84 MB / 0.9323 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.997e-05/1.232, allocations: 50.09 kB / 1.462 GB, free: 13.8 MB / 0.9323 GB
Notification: Performance of pre-optimization done (n=76): time 5.14e-06/1.232, allocations: 0 / 1.462 GB, free: 13.8 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=76): time 0.00555/1.238, allocations: 1.814 MB / 1.464 GB, free: 13.67 MB / 0.9323 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 5.289e-05/1.238, allocations: 60.72 kB / 1.464 GB, free: 13.61 MB / 0.9323 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001219/1.239, allocations: 0.8198 MB / 1.465 GB, free: 13.46 MB / 0.9323 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001331/1.239, allocations: 42.02 kB / 1.465 GB, free: 13.43 MB / 0.9323 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0003326/1.24, allocations: 437.2 kB / 1.465 GB, free: 13.26 MB / 0.9323 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0002497/1.24, allocations: 262.6 kB / 1.466 GB, free: 13.09 MB / 0.9323 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003305/1.24, allocations: 164.4 kB / 1.466 GB, free: 13.07 MB / 0.9323 GB
Notification: Performance of setup shared object (initialization): time 0.0001424/1.241, allocations: 332.5 kB / 1.466 GB, free: 12.76 MB / 0.9323 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.001436/1.242, allocations: 0.5369 MB / 1.467 GB, free: 12.74 MB / 0.9323 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.001521/1.243, allocations: 0.6642 MB / 1.467 GB, free: 12.63 MB / 0.9323 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.002766/1.246, allocations: 1.156 MB / 1.468 GB, free: 12.52 MB / 0.9323 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.651e-06/1.246, allocations: 1.422 kB / 1.468 GB, free: 12.52 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=87) (initialization): time 0.003504/1.25, allocations: 1.364 MB / 1.47 GB, free: 12.37 MB / 0.9323 GB
Notification: Performance of prepare postOptimizeDAE: time 5.156e-05/1.25, allocations: 37.3 kB / 1.47 GB, free: 12.34 MB / 0.9323 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.318e-06/1.25, allocations: 0 / 1.47 GB, free: 12.34 MB / 0.9323 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.052e-05/1.25, allocations: 4.812 kB / 1.47 GB, free: 12.34 MB / 0.9323 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0015/1.251, allocations: 268.7 kB / 1.47 GB, free: 12.32 MB / 0.9323 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0006802/1.252, allocations: 1.191 MB / 1.471 GB, free: 11.15 MB / 0.9323 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00148/1.254, allocations: 169.5 kB / 1.471 GB, free: 11.11 MB / 0.9323 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001017/1.254, allocations: 40.2 kB / 1.471 GB, free: 11.11 MB / 0.9323 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001807/1.256, allocations: 0.768 MB / 1.472 GB, free: 11.01 MB / 0.9323 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001492/1.257, allocations: 0.6632 MB / 1.473 GB, free: 10.91 MB / 0.9323 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.00288/1.26, allocations: 1.14 MB / 1.474 GB, free: 10.8 MB / 0.9323 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.429e-06/1.26, allocations: 0 / 1.474 GB, free: 10.8 MB / 0.9323 GB
Notification: Performance of matching and sorting (n=87) (initialization_lambda0): time 0.003654/1.264, allocations: 1.358 MB / 1.475 GB, free: 10.64 MB / 0.9323 GB
Notification: Performance of prepare postOptimizeDAE: time 5.58e-05/1.264, allocations: 44.69 kB / 1.475 GB, free: 10.61 MB / 0.9323 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.165e-06/1.264, allocations: 1.094 kB / 1.475 GB, free: 10.61 MB / 0.9323 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.389e-05/1.264, allocations: 9.062 kB / 1.475 GB, free: 10.61 MB / 0.9323 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001188/1.265, allocations: 228.9 kB / 1.475 GB, free: 10.6 MB / 0.9323 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.867e-05/1.265, allocations: 8.719 kB / 1.475 GB, free: 10.6 MB / 0.9323 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001556/1.267, allocations: 163.7 kB / 1.476 GB, free: 10.56 MB / 0.9323 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001103/1.267, allocations: 36.86 kB / 1.476 GB, free: 10.56 MB / 0.9323 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 5
 * Number of states: 0 ()
 * Number of discrete variables: 2 (hex.i2_w,hex.i1_w)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (86):
 * Single equations (assignments): 83
 * Array equations: 0
 * Algorithm blocks: 1
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 2
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 2 systems
   {1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Performance of prepare postOptimizeDAE: time 0.0003616/1.267, allocations: 224.6 kB / 1.476 GB, free: 10.38 MB / 0.9323 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003709/1.267, allocations: 105.1 kB / 1.476 GB, free: 10.33 MB / 0.9323 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00381/1.271, allocations: 1.367 MB / 1.477 GB, free: 10.23 MB / 0.9323 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.177e-06/1.271, allocations: 6.844 kB / 1.477 GB, free: 10.23 MB / 0.9323 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 7.053e-06/1.271, allocations: 0 / 1.477 GB, free: 10.23 MB / 0.9323 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.065e-05/1.271, allocations: 2.672 kB / 1.477 GB, free: 10.23 MB / 0.9323 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006787/1.278, allocations: 2.861 MB / 1.48 GB, free: 9.723 MB / 0.9323 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.206e-05/1.278, allocations: 5.031 kB / 1.48 GB, free: 9.723 MB / 0.9323 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001241/1.279, allocations: 233.3 kB / 1.48 GB, free: 9.719 MB / 0.9323 GB
Notification: Performance of postOpt tearingSystem (simulation): time 2.164e-05/1.279, allocations: 10.69 kB / 1.48 GB, free: 9.715 MB / 0.9323 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.843e-05/1.279, allocations: 25.53 kB / 1.48 GB, free: 9.711 MB / 0.9323 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0006199/1.28, allocations: 1.19 MB / 1.482 GB, free: 8.539 MB / 0.9323 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.395e-05/1.28, allocations: 6.844 kB / 1.482 GB, free: 8.539 MB / 0.9323 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005926/1.286, allocations: 2.909 MB / 1.484 GB, free: 7.551 MB / 0.9323 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.00092/1.287, allocations: 311.3 kB / 1.485 GB, free: 7.395 MB / 0.9323 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003012/1.287, allocations: 20.48 kB / 1.485 GB, free: 7.391 MB / 0.9323 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00154/1.289, allocations: 146.2 kB / 1.485 GB, free: 7.375 MB / 0.9323 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001818/1.289, allocations: 66.58 kB / 1.485 GB, free: 7.367 MB / 0.9323 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001063/1.289, allocations: 34.11 kB / 1.485 GB, free: 7.367 MB / 0.9323 GB
Notification: Performance of sorting global known variables: time 0.001099/1.29, allocations: 0.5683 MB / 1.485 GB, free: 7.258 MB / 0.9323 GB
Notification: Performance of sort global known variables: time 1.21e-07/1.29, allocations: 0 / 1.485 GB, free: 7.258 MB / 0.9323 GB
Notification: Performance of remove unused functions: time 0.002691/1.293, allocations: 0.5406 MB / 1.486 GB, free: 7.195 MB / 0.9323 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 16
 * 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 (76):
 * Single equations (assignments): 74
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 2
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 2 systems
   {1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Performance of Backend phase and start with SimCode phase: time 0.0008518/1.294, allocations: 281 kB / 1.486 GB, free: 7.066 MB / 0.9323 GB
Notification: Performance of simCode: created initialization part: time 0.005735/1.3, allocations: 2.041 MB / 1.488 GB, free: 6.891 MB / 0.9323 GB
Notification: Performance of simCode: created event and clocks part: time 8.446e-06/1.3, allocations: 1.156 kB / 1.488 GB, free: 6.891 MB / 0.9323 GB
Notification: Performance of simCode: created simulation system equations: time 0.001813/1.301, allocations: 0.6684 MB / 1.489 GB, free: 6.879 MB / 0.9323 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00342/1.305, allocations: 0.5059 MB / 1.489 GB, free: 6.832 MB / 0.9323 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007263/1.312, allocations: 2.913 MB / 1.492 GB, free: 5.43 MB / 0.9323 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001304/1.314, allocations: 1.118 MB / 1.493 GB, free: 4.711 MB / 0.9323 GB
Notification: Performance of simCode: alias equations: time 0.002343/1.316, allocations: 394.7 kB / 1.494 GB, free: 4.621 MB / 0.9323 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004783/1.316, allocations: 84.69 kB / 1.494 GB, free: 4.613 MB / 0.9323 GB
Notification: Performance of SimCode: time 1.162e-06/1.316, allocations: 0 / 1.494 GB, free: 4.613 MB / 0.9323 GB
Notification: Performance of Templates: time 0.03745/1.354, allocations: 20.67 MB / 1.514 GB, free: 13.25 MB / 0.948 GB
make -j1 -f Buildings_latest_Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams.makefile
(rm -f Buildings_latest_Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams.pipe ; mkfifo Buildings_latest_Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams.pipe >> ../files/Buildings_latest_Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams.sim & ./Buildings_latest_Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams  -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_latest_Buildings.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlowBothStreams.pipe 2>&1)