Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.Movers.Validation.FlowControlled_m_flow.conf.json loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo", uses=false) loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) Using package ModelicaServices with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Using package Modelica with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package Buildings with version 9.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo) Running command: translateModel(Buildings.Fluid.Movers.Validation.FlowControlled_m_flow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Fluid.Movers.Validation.FlowControlled_m_flow") translateModel(Buildings.Fluid.Movers.Validation.FlowControlled_m_flow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Fluid.Movers.Validation.FlowControlled_m_flow") Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 9.0.0-master/package.mo): time 1.665/1.665, allocations: 306.1 MB / 321.4 MB, free: 10.71 MB / 250.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009338/0.0009339, allocations: 179.3 kB / 393.1 MB, free: 4.078 MB / 314.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.473/1.473, allocations: 225.7 MB / 0.6743 GB, free: 12.63 MB / 0.4948 GB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0007739/0.0007742, allocations: 96.41 kB / 0.7935 GB, free: 40.14 MB / 0.5417 GB Notification: Performance of FrontEnd - loaded program: time 0.0003223/0.0003224, allocations: 12 kB / 0.9224 GB, free: 8.711 MB / 0.6355 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5275/0.5278, allocations: 121.3 MB / 1.041 GB, free: 58.56 MB / 0.698 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Movers.Validation.FlowControlled_m_flow): time 0.7945/1.322, allocations: 325.5 MB / 1.359 GB, free: 58.26 MB / 0.8855 GB Notification: Performance of NFInst.instExpressions: time 0.02688/1.349, allocations: 25.74 MB / 1.384 GB, free: 50.33 MB / 0.8855 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00314/1.352, allocations: 71.22 kB / 1.384 GB, free: 50.33 MB / 0.8855 GB Notification: Performance of NFTyping.typeComponents: time 0.003783/1.356, allocations: 1.301 MB / 1.385 GB, free: 50.3 MB / 0.8855 GB Notification: Performance of NFTyping.typeBindings: time 0.009856/1.366, allocations: 3.94 MB / 1.389 GB, free: 50.11 MB / 0.8855 GB Notification: Performance of NFTyping.typeClassSections: time 0.005634/1.372, allocations: 2.128 MB / 1.391 GB, free: 50.05 MB / 0.8855 GB Notification: Performance of NFFlatten.flatten: time 0.01016/1.382, allocations: 7.983 MB / 1.399 GB, free: 50.02 MB / 0.8855 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003838/1.386, allocations: 1.794 MB / 1.401 GB, free: 49.74 MB / 0.8855 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00837/1.394, allocations: 2.87 MB / 1.403 GB, free: 49.69 MB / 0.8855 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005343/1.4, allocations: 1.774 MB / 1.405 GB, free: 49.68 MB / 0.8855 GB Notification: Performance of NFPackage.collectConstants: time 0.0008956/1.401, allocations: 92.66 kB / 1.405 GB, free: 49.68 MB / 0.8855 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01048/1.411, allocations: 3.963 MB / 1.409 GB, free: 49.64 MB / 0.8855 GB Notification: Performance of NFScalarize.scalarize: time 0.001934/1.413, allocations: 0.743 MB / 1.41 GB, free: 49.64 MB / 0.8855 GB Notification: Performance of NFVerifyModel.verify: time 0.003853/1.417, allocations: 1.206 MB / 1.411 GB, free: 49.61 MB / 0.8855 GB Notification: Performance of NFConvertDAE.convert: time 0.01045/1.427, allocations: 4.806 MB / 1.416 GB, free: 49.33 MB / 0.8855 GB Notification: Performance of FrontEnd - DAE generated: time 5.049e-06/1.427, allocations: 7.188 kB / 1.416 GB, free: 49.33 MB / 0.8855 GB Notification: Performance of FrontEnd: time 1.793e-06/1.427, allocations: 0 / 1.416 GB, free: 49.33 MB / 0.8855 GB Notification: Performance of Transformations before backend: time 0.0001161/1.427, allocations: 0 / 1.416 GB, free: 49.33 MB / 0.8855 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 341 * Number of variables: 341 Notification: Performance of Generate backend data structure: time 0.005085/1.433, allocations: 2.536 MB / 1.418 GB, free: 47.96 MB / 0.8855 GB Notification: Performance of prepare preOptimizeDAE: time 3.569e-05/1.433, allocations: 8.562 kB / 1.418 GB, free: 47.96 MB / 0.8855 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.005179/1.438, allocations: 0.8708 MB / 1.419 GB, free: 47.8 MB / 0.8855 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002831/1.441, allocations: 1.819 MB / 1.421 GB, free: 47.25 MB / 0.8855 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003447/1.441, allocations: 178.3 kB / 1.421 GB, free: 47.24 MB / 0.8855 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001978/1.441, allocations: 148.7 kB / 1.421 GB, free: 47.24 MB / 0.8855 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003067/1.444, allocations: 1.707 MB / 1.423 GB, free: 47.06 MB / 0.8855 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.985e-05/1.444, allocations: 11.86 kB / 1.423 GB, free: 47.05 MB / 0.8855 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001196/1.444, allocations: 56.59 kB / 1.423 GB, free: 47.05 MB / 0.8855 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.303e-05/1.445, allocations: 45.95 kB / 1.423 GB, free: 47.05 MB / 0.8855 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003175/1.448, allocations: 1.497 MB / 1.424 GB, free: 47.02 MB / 0.8855 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 0.009251/1.457, allocations: 7.849 MB / 1.432 GB, free: 43.07 MB / 0.8855 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001977/1.459, allocations: 1.16 MB / 1.433 GB, free: 42.7 MB / 0.8855 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001146/1.46, allocations: 0.5518 MB / 1.434 GB, free: 42.61 MB / 0.8855 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0001682/1.46, allocations: 120.2 kB / 1.434 GB, free: 42.5 MB / 0.8855 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.628e-05/1.46, allocations: 37.09 kB / 1.434 GB, free: 42.46 MB / 0.8855 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.000824/1.461, allocations: 197.5 kB / 1.434 GB, free: 42.38 MB / 0.8855 GB Notification: Performance of pre-optimization done (n=77): time 2.224e-06/1.461, allocations: 0 / 1.434 GB, free: 42.38 MB / 0.8855 GB Notification: Performance of matching and sorting (n=77): time 0.003478/1.465, allocations: 1.548 MB / 1.436 GB, free: 42 MB / 0.8855 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.363e-05/1.465, allocations: 58.16 kB / 1.436 GB, free: 41.94 MB / 0.8855 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001878/1.467, allocations: 1.799 MB / 1.437 GB, free: 41.42 MB / 0.8855 GB Notification: Performance of collectPreVariables (initialization): time 7.04e-05/1.467, allocations: 46.11 kB / 1.437 GB, free: 41.39 MB / 0.8855 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005485/1.467, allocations: 0.9825 MB / 1.438 GB, free: 40.98 MB / 0.8855 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001706/1.467, allocations: 264 kB / 1.439 GB, free: 40.8 MB / 0.8855 GB Notification: Performance of simplifyInitialFunctions (initialization): time 5.439e-05/1.467, allocations: 22.75 kB / 1.439 GB, free: 40.8 MB / 0.8855 GB Notification: Performance of setup shared object (initialization): time 8.506e-05/1.468, allocations: 351.3 kB / 1.439 GB, free: 40.47 MB / 0.8855 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001127/1.469, allocations: 0.4968 MB / 1.44 GB, free: 40.39 MB / 0.8855 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001304/1.47, allocations: 0.9241 MB / 1.44 GB, free: 39.77 MB / 0.8855 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002276/1.472, allocations: 1.347 MB / 1.442 GB, free: 39.26 MB / 0.8855 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.223e-06/1.472, allocations: 6.625 kB / 1.442 GB, free: 39.26 MB / 0.8855 GB Notification: Performance of matching and sorting (n=127) (initialization): time 0.003146/1.475, allocations: 1.555 MB / 1.443 GB, free: 38.91 MB / 0.8855 GB Notification: Performance of prepare postOptimizeDAE: time 0.000282/1.476, allocations: 385.2 kB / 1.444 GB, free: 38.46 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.318e-05/1.476, allocations: 10.22 kB / 1.444 GB, free: 38.46 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.828e-05/1.476, allocations: 14.66 kB / 1.444 GB, free: 38.46 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001422/1.477, allocations: 305.6 kB / 1.444 GB, free: 38.4 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0003404/1.478, allocations: 0.6191 MB / 1.445 GB, free: 37.8 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001926/1.48, allocations: 177.7 kB / 1.445 GB, free: 37.73 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001262/1.48, allocations: 57.34 kB / 1.445 GB, free: 37.73 MB / 0.8855 GB Notification: Performance of prepare postOptimizeDAE: time 7.284e-06/1.48, allocations: 1.5 kB / 1.445 GB, free: 37.73 MB / 0.8855 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.002098/1.482, allocations: 1.171 MB / 1.446 GB, free: 37.55 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.402e-05/1.482, allocations: 16.55 kB / 1.446 GB, free: 37.55 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.542e-05/1.482, allocations: 18.88 kB / 1.446 GB, free: 37.55 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009262/1.483, allocations: 260.8 kB / 1.446 GB, free: 37.51 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.776e-05/1.483, allocations: 22.91 kB / 1.446 GB, free: 37.51 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001413/1.484, allocations: 154.6 kB / 1.446 GB, free: 37.46 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.829e-05/1.484, allocations: 52.3 kB / 1.446 GB, free: 37.45 MB / 0.8855 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 43 * 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 (125): * Single equations (assignments): 122 * Array equations: 2 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * 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): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.001037/1.485, allocations: 0.585 MB / 1.447 GB, free: 37.21 MB / 0.8855 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002189/1.486, allocations: 191.9 kB / 1.447 GB, free: 37.11 MB / 0.8855 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002579/1.488, allocations: 1.205 MB / 1.448 GB, free: 36.81 MB / 0.8855 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.315e-06/1.488, allocations: 7.75 kB / 1.448 GB, free: 36.81 MB / 0.8855 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.188e-06/1.488, allocations: 0 / 1.448 GB, free: 36.81 MB / 0.8855 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.00199/1.49, allocations: 1.025 MB / 1.449 GB, free: 36.49 MB / 0.8855 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 postOpt removeSimpleEquations (simulation): time 0.004971/1.495, allocations: 3.061 MB / 1.452 GB, free: 35.29 MB / 0.8855 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.899e-06/1.495, allocations: 4 kB / 1.452 GB, free: 35.29 MB / 0.8855 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001094/1.496, allocations: 242.8 kB / 1.453 GB, free: 35.2 MB / 0.8855 GB Notification: Performance of postOpt tearingSystem (simulation): time 6.833e-06/1.496, allocations: 4 kB / 1.453 GB, free: 35.2 MB / 0.8855 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.654e-05/1.496, allocations: 24.73 kB / 1.453 GB, free: 35.19 MB / 0.8855 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0001776/1.497, allocations: 0.5944 MB / 1.453 GB, free: 34.58 MB / 0.8855 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.314e-06/1.497, allocations: 4.031 kB / 1.453 GB, free: 34.57 MB / 0.8855 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00331/1.5, allocations: 1.822 MB / 1.455 GB, free: 33.18 MB / 0.8855 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005312/1.5, allocations: 365.8 kB / 1.455 GB, free: 32.87 MB / 0.8855 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000214/1.501, allocations: 17.12 kB / 1.455 GB, free: 32.86 MB / 0.8855 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001307/1.502, allocations: 161.2 kB / 1.456 GB, free: 32.71 MB / 0.8855 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001004/1.502, allocations: 59.45 kB / 1.456 GB, free: 32.66 MB / 0.8855 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.963e-05/1.502, allocations: 31.23 kB / 1.456 GB, free: 32.64 MB / 0.8855 GB Notification: Performance of sorting global known variables: time 0.001406/1.504, allocations: 1.22 MB / 1.457 GB, free: 31.75 MB / 0.8855 GB Notification: Performance of sort global known variables: time 2.21e-07/1.504, allocations: 0 / 1.457 GB, free: 31.75 MB / 0.8855 GB Notification: Performance of remove unused functions: time 0.002229/1.506, allocations: 0.9974 MB / 1.458 GB, free: 30.8 MB / 0.8855 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 6 * Number of states: 3 (floMacDyn.vol.dynBal.U,floMacDyn.vol.dynBal.m,floMacDyn.vol.dynBal.mXi[1]) * 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 (79): * Single equations (assignments): 78 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * 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): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0007373/1.507, allocations: 377.6 kB / 1.458 GB, free: 30.48 MB / 0.8855 GB Notification: Performance of simCode: created initialization part: time 0.003612/1.51, allocations: 1.774 MB / 1.46 GB, free: 29.21 MB / 0.8855 GB Notification: Performance of simCode: created event and clocks part: time 4.057e-06/1.51, allocations: 0 / 1.46 GB, free: 29.21 MB / 0.8855 GB Notification: Performance of simCode: created simulation system equations: time 0.001102/1.511, allocations: 0.5169 MB / 1.46 GB, free: 28.84 MB / 0.8855 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004311/1.516, allocations: 1.038 MB / 1.461 GB, free: 27.96 MB / 0.8855 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005157/1.521, allocations: 4.389 MB / 1.466 GB, free: 23.9 MB / 0.8855 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008104/1.522, allocations: 1.564 MB / 1.467 GB, free: 22.38 MB / 0.8855 GB Notification: Performance of simCode: alias equations: time 0.001923/1.524, allocations: 488.7 kB / 1.468 GB, free: 21.9 MB / 0.8855 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004061/1.524, allocations: 153.6 kB / 1.468 GB, free: 21.76 MB / 0.8855 GB Notification: Performance of SimCode: time 5.92e-07/1.524, allocations: 0 / 1.468 GB, free: 21.76 MB / 0.8855 GB Notification: Performance of Templates: time 0.05753/1.582, allocations: 38.46 MB / 1.505 GB, free: 48 kB / 0.9011 GB make -j1 -f Buildings_latest_Buildings.Fluid.Movers.Validation.FlowControlled_m_flow.makefile (rm -f Buildings_latest_Buildings.Fluid.Movers.Validation.FlowControlled_m_flow.pipe ; mkfifo Buildings_latest_Buildings.Fluid.Movers.Validation.FlowControlled_m_flow.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.Movers.Validation.FlowControlled_m_flow.pipe >> ../files/Buildings_latest_Buildings.Fluid.Movers.Validation.FlowControlled_m_flow.sim & ./Buildings_latest_Buildings.Fluid.Movers.Validation.FlowControlled_m_flow -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_latest_Buildings.Fluid.Movers.Validation.FlowControlled_m_flow.pipe 2>&1)