Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.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/IBPSA 4.0.0-master/package.mo", uses=false)
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-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(IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow")
translateModel(IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001295/0.001295, allocations: 103.5 kB / 16.64 MB, free: 6.828 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001268/0.001268, allocations: 189.9 kB / 17.56 MB, free: 5.941 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.43/1.43, allocations: 222.9 MB / 241.2 MB, free: 15.46 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.8133/0.8133, allocations: 125.4 MB / 416.7 MB, free: 13.83 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.001939/0.001939, allocations: 63.91 kB / 0.4943 GB, free: 4.848 MB / 414.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4009/0.4029, allocations: 78.56 MB / 0.571 GB, free: 31.55 MB / 446.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow): time 0.6012/1.004, allocations: 211.5 MB / 0.7776 GB, free: 1.711 MB / 0.5762 GB
Notification: Performance of NFInst.instExpressions: time 0.01098/1.015, allocations: 7.014 MB / 0.7844 GB, free: 1.598 MB / 0.5762 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.002431/1.018, allocations: 36.78 kB / 0.7845 GB, free: 1.598 MB / 0.5762 GB
Notification: Performance of NFTyping.typeComponents: time 0.002236/1.02, allocations: 0.6916 MB / 0.7852 GB, free: 1.586 MB / 0.5762 GB
Notification: Performance of NFTyping.typeBindings: time 0.007212/1.027, allocations: 2.352 MB / 0.7875 GB, free: 1.488 MB / 0.5762 GB
Notification: Performance of NFTyping.typeClassSections: time 0.003257/1.03, allocations: 1.073 MB / 0.7885 GB, free: 1.453 MB / 0.5762 GB
Notification: Performance of NFFlatten.flatten: time 0.004421/1.035, allocations: 2.818 MB / 0.7913 GB, free: 1.445 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.001849/1.037, allocations: 1.074 MB / 0.7923 GB, free: 1.336 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.005972/1.043, allocations: 2.26 MB / 0.7945 GB, free: 1.301 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.002792/1.046, allocations: 0.9673 MB / 0.7955 GB, free: 1.301 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 0.0003214/1.046, allocations: 120.3 kB / 0.7956 GB, free: 1.301 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004859/1.051, allocations: 2.559 MB / 0.7981 GB, free: 1.273 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.0005729/1.051, allocations: 426 kB / 0.7985 GB, free: 1.27 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.001133/1.053, allocations: 0.6918 MB / 0.7991 GB, free: 1.168 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.002816/1.055, allocations: 1.845 MB / 0.8009 GB, free: 1.023 MB / 0.5762 GB
Notification: Performance of FrontEnd - DAE generated: time 6.021e-06/1.055, allocations: 0.6875 kB / 0.801 GB, free: 1.023 MB / 0.5762 GB
Notification: Performance of FrontEnd: time 2.595e-06/1.055, allocations: 2.312 kB / 0.801 GB, free: 1.023 MB / 0.5762 GB
Notification: Performance of Transformations before backend: time 1.705e-05/1.055, allocations: 0.9062 kB / 0.801 GB, free: 1.023 MB / 0.5762 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 0.004682/1.06, allocations: 1.842 MB / 0.8028 GB, free: 16.1 MB / 0.5919 GB
Notification: Performance of prepare preOptimizeDAE: time 4.283e-05/1.06, allocations: 10.97 kB / 0.8028 GB, free: 16.1 MB / 0.5919 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00308/1.063, allocations: 0.5384 MB / 0.8033 GB, free: 16.03 MB / 0.5919 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001871/1.065, allocations: 0.9583 MB / 0.8042 GB, free: 15.69 MB / 0.5919 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005932/1.066, allocations: 178.5 kB / 0.8044 GB, free: 15.68 MB / 0.5919 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001726/1.066, allocations: 81.22 kB / 0.8045 GB, free: 15.68 MB / 0.5919 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.002817/1.069, allocations: 1.239 MB / 0.8057 GB, free: 15.62 MB / 0.5919 GB
Notification: Performance of preOpt findStateOrder (simulation): time 2.366e-05/1.069, allocations: 3.938 kB / 0.8057 GB, free: 15.62 MB / 0.5919 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001088/1.069, allocations: 30.94 kB / 0.8057 GB, free: 15.62 MB / 0.5919 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.64e-05/1.069, allocations: 45.88 kB / 0.8058 GB, free: 15.62 MB / 0.5919 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003659/1.073, allocations: 1.544 MB / 0.8073 GB, free: 15.61 MB / 0.5919 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 0.007422/1.08, allocations: 4.068 MB / 0.8112 GB, free: 14.01 MB / 0.5919 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.002302/1.082, allocations: 1.001 MB / 0.8122 GB, free: 13.95 MB / 0.5919 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.001386/1.084, allocations: 0.6641 MB / 0.8129 GB, free: 13.92 MB / 0.5919 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.001134/1.085, allocations: 0.6135 MB / 0.8135 GB, free: 13.35 MB / 0.5919 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.852e-05/1.085, allocations: 41.31 kB / 0.8135 GB, free: 13.31 MB / 0.5919 GB
Notification: Performance of pre-optimization done (n=76): time 2.845e-06/1.085, allocations: 0 / 0.8135 GB, free: 13.31 MB / 0.5919 GB
Notification: Performance of matching and sorting (n=76): time 0.005031/1.09, allocations: 1.807 MB / 0.8153 GB, free: 13.18 MB / 0.5919 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 5.818e-05/1.09, allocations: 61.69 kB / 0.8153 GB, free: 13.11 MB / 0.5919 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001275/1.091, allocations: 0.8271 MB / 0.8161 GB, free: 12.96 MB / 0.5919 GB
Notification: Performance of collectPreVariables (initialization): time 0.0001541/1.092, allocations: 41.89 kB / 0.8162 GB, free: 12.93 MB / 0.5919 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0003821/1.092, allocations: 448.7 kB / 0.8166 GB, free: 12.75 MB / 0.5919 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0002758/1.092, allocations: 262.9 kB / 0.8169 GB, free: 12.59 MB / 0.5919 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002946/1.093, allocations: 149.6 kB / 0.817 GB, free: 12.57 MB / 0.5919 GB
Notification: Performance of setup shared object (initialization): time 0.0001694/1.093, allocations: 333.9 kB / 0.8173 GB, free: 12.26 MB / 0.5919 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.001296/1.094, allocations: 0.534 MB / 0.8178 GB, free: 12.24 MB / 0.5919 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00141/1.095, allocations: 0.6553 MB / 0.8185 GB, free: 12.13 MB / 0.5919 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.002627/1.098, allocations: 1.139 MB / 0.8196 GB, free: 12.04 MB / 0.5919 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.027e-06/1.098, allocations: 0 / 0.8196 GB, free: 12.04 MB / 0.5919 GB
Notification: Performance of matching and sorting (n=84) (initialization): time 0.003528/1.102, allocations: 1.342 MB / 0.8209 GB, free: 11.8 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 5.802e-05/1.102, allocations: 33.42 kB / 0.8209 GB, free: 11.77 MB / 0.5919 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.151e-05/1.102, allocations: 1.281 kB / 0.8209 GB, free: 11.77 MB / 0.5919 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.509e-05/1.102, allocations: 7.859 kB / 0.8209 GB, free: 11.76 MB / 0.5919 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001626/1.103, allocations: 260 kB / 0.8212 GB, free: 11.7 MB / 0.5919 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0008752/1.104, allocations: 1.193 MB / 0.8224 GB, free: 10.51 MB / 0.5919 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001429/1.106, allocations: 174.9 kB / 0.8225 GB, free: 10.43 MB / 0.5919 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.377e-05/1.106, allocations: 36.44 kB / 0.8226 GB, free: 10.43 MB / 0.5919 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00179/1.108, allocations: 0.7599 MB / 0.8233 GB, free: 10.22 MB / 0.5919 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001428/1.109, allocations: 0.6496 MB / 0.8239 GB, free: 10.01 MB / 0.5919 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002664/1.112, allocations: 1.131 MB / 0.825 GB, free: 9.664 MB / 0.5919 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.286e-06/1.112, allocations: 0 / 0.825 GB, free: 9.664 MB / 0.5919 GB
Notification: Performance of matching and sorting (n=84) (initialization_lambda0): time 0.003397/1.115, allocations: 1.338 MB / 0.8263 GB, free: 9.004 MB / 0.5919 GB
Notification: Performance of prepare postOptimizeDAE: time 6.177e-05/1.115, allocations: 41.39 kB / 0.8264 GB, free: 8.965 MB / 0.5919 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.011e-06/1.115, allocations: 2.906 kB / 0.8264 GB, free: 8.965 MB / 0.5919 GB
Notification: Performance of postOpt tearingSystem (initialization): time 9.598e-06/1.115, allocations: 7.281 kB / 0.8264 GB, free: 8.961 MB / 0.5919 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001198/1.117, allocations: 222.1 kB / 0.8266 GB, free: 8.906 MB / 0.5919 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.295e-05/1.117, allocations: 7.875 kB / 0.8266 GB, free: 8.906 MB / 0.5919 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001334/1.118, allocations: 164.7 kB / 0.8268 GB, free: 8.824 MB / 0.5919 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.686e-05/1.118, allocations: 34.81 kB / 0.8268 GB, free: 8.812 MB / 0.5919 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 4
 * 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 (83):
 * Single equations (assignments): 80
 * 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 0.0003735/1.118, allocations: 226.6 kB / 0.827 GB, free: 8.605 MB / 0.5919 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002101/1.119, allocations: 107.2 kB / 0.8271 GB, free: 8.547 MB / 0.5919 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003542/1.122, allocations: 1.361 MB / 0.8284 GB, free: 7.816 MB / 0.5919 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.024e-05/1.122, allocations: 8 kB / 0.8285 GB, free: 7.816 MB / 0.5919 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 7.364e-06/1.122, allocations: 0 / 0.8285 GB, free: 7.816 MB / 0.5919 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.36e-05/1.122, allocations: 3.984 kB / 0.8285 GB, free: 7.812 MB / 0.5919 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006082/1.128, allocations: 2.859 MB / 0.8313 GB, free: 5.844 MB / 0.5919 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.987e-06/1.128, allocations: 4 kB / 0.8313 GB, free: 5.84 MB / 0.5919 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001291/1.13, allocations: 237 kB / 0.8315 GB, free: 5.617 MB / 0.5919 GB
Notification: Performance of postOpt tearingSystem (simulation): time 1.283e-05/1.13, allocations: 12 kB / 0.8315 GB, free: 5.605 MB / 0.5919 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.593e-05/1.13, allocations: 23.97 kB / 0.8315 GB, free: 5.582 MB / 0.5919 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0007312/1.13, allocations: 1.193 MB / 0.8327 GB, free: 4.348 MB / 0.5919 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.661e-06/1.13, allocations: 7 kB / 0.8327 GB, free: 4.344 MB / 0.5919 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003517/1.134, allocations: 1.458 MB / 0.8341 GB, free: 2.824 MB / 0.5919 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.000696/1.135, allocations: 319.4 kB / 0.8344 GB, free: 2.492 MB / 0.5919 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001582/1.135, allocations: 15.98 kB / 0.8344 GB, free: 2.477 MB / 0.5919 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001288/1.136, allocations: 143.8 kB / 0.8346 GB, free: 2.336 MB / 0.5919 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000164/1.136, allocations: 67.33 kB / 0.8346 GB, free: 2.273 MB / 0.5919 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.78e-05/1.136, allocations: 35.97 kB / 0.8347 GB, free: 2.238 MB / 0.5919 GB
Notification: Performance of sorting global known variables: time 0.0008807/1.137, allocations: 0.5661 MB / 0.8352 GB, free: 1.66 MB / 0.5919 GB
Notification: Performance of sort global known variables: time 3.2e-07/1.137, allocations: 0 / 0.8352 GB, free: 1.66 MB / 0.5919 GB
Notification: Performance of remove unused functions: time 0.001622/1.139, allocations: 0.5341 MB / 0.8357 GB, free: 1.125 MB / 0.5919 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 0.0007422/1.14, allocations: 273.2 kB / 0.836 GB, free: 0.8867 MB / 0.5919 GB
Notification: Performance of simCode: created initialization part: time 0.005894/1.146, allocations: 2.134 MB / 0.8381 GB, free: 14.76 MB / 0.6075 GB
Notification: Performance of simCode: created event and clocks part: time 7.134e-06/1.146, allocations: 0 / 0.8381 GB, free: 14.76 MB / 0.6075 GB
Notification: Performance of simCode: created simulation system equations: time 0.001815/1.147, allocations: 0.6674 MB / 0.8387 GB, free: 14.12 MB / 0.6075 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002716/1.15, allocations: 0.4964 MB / 0.8392 GB, free: 13.64 MB / 0.6075 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005107/1.155, allocations: 2.565 MB / 0.8417 GB, free: 11.01 MB / 0.6075 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008403/1.156, allocations: 1.094 MB / 0.8428 GB, free: 9.879 MB / 0.6075 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005606/1.157, allocations: 103.4 kB / 0.8429 GB, free: 9.777 MB / 0.6075 GB
Notification: Performance of SimCode: time 1.553e-06/1.157, allocations: 0 / 0.8429 GB, free: 9.777 MB / 0.6075 GB
Notification: Performance of Templates: time 0.04002/1.197, allocations: 26.75 MB / 0.869 GB, free: 15.19 MB / 0.6387 GB
make -j1 -f IBPSA_latest_IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.makefile
(rm -f IBPSA_latest_IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.sim & ./IBPSA_latest_IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.MassExchangers.Validation.ConstantEffectivenessZeroFlow.pipe 2>&1)