Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.MassExchangers.Examples.ConstantEffectiveness.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/IDEAS 3.0.0-master/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-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: "" <> buildModelFMU(IDEAS.Fluid.MassExchangers.Examples.ConstantEffectiveness,fileNamePrefix="IDEAS_dev_IDEAS_Fluid_MassExchangers_Examples_ConstantEffectiveness",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IDEAS.Fluid.MassExchangers.Examples.ConstantEffectiveness,fileNamePrefix="IDEAS_dev_IDEAS_Fluid_MassExchangers_Examples_ConstantEffectiveness",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.005779/0.005779, allocations: 104.4 kB / 15.74 MB, free: 6.027 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001321/0.001321, allocations: 194.7 kB / 16.67 MB, free: 5.961 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.308/1.308, allocations: 222.9 MB / 240.4 MB, free: 4.301 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 1/1, allocations: 135.1 MB / 425.7 MB, free: 12.01 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001423/0.001423, allocations: 63.89 kB / 0.5851 GB, free: 3.855 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4108/0.4122, allocations: 80.91 MB / 0.6641 GB, free: 7.277 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.MassExchangers.Examples.ConstantEffectiveness): time 0.7175/1.13, allocations: 214.2 MB / 0.8733 GB, free: 1.848 MB / 0.6856 GB Notification: Performance of NFInst.instExpressions: time 0.01182/1.142, allocations: 7.035 MB / 0.8802 GB, free: 1.801 MB / 0.6856 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002315/1.144, allocations: 41.69 kB / 0.8802 GB, free: 1.801 MB / 0.6856 GB Notification: Performance of NFTyping.typeComponents: time 0.002526/1.147, allocations: 0.8115 MB / 0.881 GB, free: 1.785 MB / 0.6856 GB Notification: Performance of NFTyping.typeBindings: time 0.008137/1.155, allocations: 2.619 MB / 0.8836 GB, free: 1.691 MB / 0.6856 GB Notification: Performance of NFTyping.typeClassSections: time 0.003488/1.158, allocations: 1.183 MB / 0.8847 GB, free: 1.652 MB / 0.6856 GB Notification: Performance of NFFlatten.flatten: time 0.005374/1.164, allocations: 2.822 MB / 0.8875 GB, free: 1.648 MB / 0.6856 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001822/1.165, allocations: 1.091 MB / 0.8885 GB, free: 1.535 MB / 0.6856 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00491/1.17, allocations: 2.053 MB / 0.8905 GB, free: 1.508 MB / 0.6856 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002977/1.173, allocations: 0.932 MB / 0.8915 GB, free: 1.508 MB / 0.6856 GB Notification: Performance of NFPackage.collectConstants: time 0.0003285/1.174, allocations: 117.7 kB / 0.8916 GB, free: 1.508 MB / 0.6856 GB Notification: Performance of NFFlatten.collectFunctions: time 0.006313/1.18, allocations: 2.458 MB / 0.894 GB, free: 1.484 MB / 0.6856 GB Notification: Performance of NFScalarize.scalarize: time 0.0006069/1.181, allocations: 426.5 kB / 0.8944 GB, free: 1.484 MB / 0.6856 GB Notification: Performance of NFVerifyModel.verify: time 0.001274/1.182, allocations: 0.6875 MB / 0.895 GB, free: 1.484 MB / 0.6856 GB Notification: Performance of NFConvertDAE.convert: time 0.006314/1.188, allocations: 2.518 MB / 0.8975 GB, free: 1.328 MB / 0.6856 GB Notification: Performance of FrontEnd - DAE generated: time 5.941e-06/1.188, allocations: 1 kB / 0.8975 GB, free: 1.328 MB / 0.6856 GB Notification: Performance of FrontEnd: time 1.954e-06/1.188, allocations: 0 / 0.8975 GB, free: 1.328 MB / 0.6856 GB Notification: Performance of Transformations before backend: time 3.034e-05/1.188, allocations: 1 kB / 0.8975 GB, free: 1.328 MB / 0.6856 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 0.00538/1.194, allocations: 1.895 MB / 0.8994 GB, free: 16.37 MB / 0.7012 GB Notification: Performance of prepare preOptimizeDAE: time 5.198e-05/1.194, allocations: 9.656 kB / 0.8994 GB, free: 16.37 MB / 0.7012 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001712/1.194, allocations: 134.1 kB / 0.8995 GB, free: 16.33 MB / 0.7012 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003228/1.197, allocations: 0.5438 MB / 0.9 GB, free: 16.25 MB / 0.7012 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002032/1.199, allocations: 1.013 MB / 0.901 GB, free: 15.9 MB / 0.7012 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.273e-05/1.199, allocations: 66.12 kB / 0.9011 GB, free: 15.9 MB / 0.7012 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00017/1.199, allocations: 86.12 kB / 0.9012 GB, free: 15.9 MB / 0.7012 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002836/1.202, allocations: 1.227 MB / 0.9024 GB, free: 15.84 MB / 0.7012 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.228e-05/1.202, allocations: 0.9688 kB / 0.9024 GB, free: 15.84 MB / 0.7012 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001176/1.202, allocations: 36.8 kB / 0.9024 GB, free: 15.84 MB / 0.7012 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.82e-05/1.203, allocations: 48.67 kB / 0.9024 GB, free: 15.84 MB / 0.7012 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003527/1.206, allocations: 1.525 MB / 0.9039 GB, free: 15.83 MB / 0.7012 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 0.006356/1.212, allocations: 4.045 MB / 0.9079 GB, free: 14.26 MB / 0.7012 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002169/1.215, allocations: 0.9671 MB / 0.9088 GB, free: 14.24 MB / 0.7012 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001355/1.216, allocations: 0.6495 MB / 0.9095 GB, free: 14.23 MB / 0.7012 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001079/1.217, allocations: 0.6108 MB / 0.9101 GB, free: 13.67 MB / 0.7012 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.757e-05/1.217, allocations: 44.44 kB / 0.9101 GB, free: 13.62 MB / 0.7012 GB Notification: Performance of pre-optimization done (n=76): time 2.705e-06/1.217, allocations: 0.9062 kB / 0.9101 GB, free: 13.62 MB / 0.7012 GB Notification: Performance of matching and sorting (n=76): time 0.004442/1.222, allocations: 1.791 MB / 0.9118 GB, free: 13.53 MB / 0.7012 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.81e-05/1.222, allocations: 61.83 kB / 0.9119 GB, free: 13.47 MB / 0.7012 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0009404/1.223, allocations: 0.8257 MB / 0.9127 GB, free: 13.32 MB / 0.7012 GB Notification: Performance of collectPreVariables (initialization): time 9.999e-05/1.223, allocations: 42.17 kB / 0.9128 GB, free: 13.29 MB / 0.7012 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002907/1.223, allocations: 445.8 kB / 0.9132 GB, free: 13.11 MB / 0.7012 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002198/1.223, allocations: 277.8 kB / 0.9134 GB, free: 12.93 MB / 0.7012 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002681/1.224, allocations: 157 kB / 0.9136 GB, free: 12.91 MB / 0.7012 GB Notification: Performance of setup shared object (initialization): time 0.000124/1.224, allocations: 334 kB / 0.9139 GB, free: 12.6 MB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001295/1.225, allocations: 0.5304 MB / 0.9144 GB, free: 12.59 MB / 0.7012 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001421/1.226, allocations: 0.6548 MB / 0.9151 GB, free: 12.51 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002632/1.229, allocations: 1.132 MB / 0.9162 GB, free: 12.43 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.386e-06/1.229, allocations: 0 / 0.9162 GB, free: 12.43 MB / 0.7012 GB Notification: Performance of matching and sorting (n=87) (initialization): time 0.003433/1.232, allocations: 1.347 MB / 0.9175 GB, free: 12.28 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 5.212e-05/1.233, allocations: 38.83 kB / 0.9175 GB, free: 12.25 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.004e-05/1.233, allocations: 2.531 kB / 0.9175 GB, free: 12.25 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.138e-05/1.233, allocations: 2.219 kB / 0.9175 GB, free: 12.25 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001469/1.234, allocations: 265.2 kB / 0.9178 GB, free: 12.23 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0007547/1.235, allocations: 1.193 MB / 0.919 GB, free: 11.06 MB / 0.7012 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001251/1.236, allocations: 144.1 kB / 0.9191 GB, free: 11.02 MB / 0.7012 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.983e-05/1.236, allocations: 36.44 kB / 0.9191 GB, free: 11.02 MB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001699/1.238, allocations: 0.751 MB / 0.9199 GB, free: 10.93 MB / 0.7012 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001543/1.239, allocations: 0.657 MB / 0.9205 GB, free: 10.83 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002542/1.242, allocations: 1.13 MB / 0.9216 GB, free: 10.72 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.955e-06/1.242, allocations: 0 / 0.9216 GB, free: 10.72 MB / 0.7012 GB Notification: Performance of matching and sorting (n=87) (initialization_lambda0): time 0.003108/1.245, allocations: 1.337 MB / 0.9229 GB, free: 10.57 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 3.982e-05/1.245, allocations: 37.22 kB / 0.9229 GB, free: 10.54 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.989e-06/1.245, allocations: 1.812 kB / 0.9229 GB, free: 10.54 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 8.536e-06/1.245, allocations: 3.25 kB / 0.9229 GB, free: 10.54 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001132/1.246, allocations: 235.3 kB / 0.9232 GB, free: 10.53 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.194e-06/1.246, allocations: 6.469 kB / 0.9232 GB, free: 10.52 MB / 0.7012 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001132/1.248, allocations: 131.6 kB / 0.9233 GB, free: 10.5 MB / 0.7012 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.718e-05/1.248, allocations: 31.7 kB / 0.9233 GB, free: 10.5 MB / 0.7012 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 0.0003536/1.248, allocations: 235.6 kB / 0.9236 GB, free: 10.31 MB / 0.7012 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001953/1.248, allocations: 114.6 kB / 0.9237 GB, free: 10.25 MB / 0.7012 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003326/1.252, allocations: 1.342 MB / 0.925 GB, free: 10.16 MB / 0.7012 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.746e-06/1.252, allocations: 8.625 kB / 0.925 GB, free: 10.16 MB / 0.7012 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.99e-06/1.252, allocations: 3.188 kB / 0.925 GB, free: 10.16 MB / 0.7012 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.694e-06/1.252, allocations: 2.953 kB / 0.925 GB, free: 10.16 MB / 0.7012 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005091/1.257, allocations: 2.846 MB / 0.9278 GB, free: 9.656 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.442e-06/1.257, allocations: 3.188 kB / 0.9278 GB, free: 9.656 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001147/1.258, allocations: 219.9 kB / 0.928 GB, free: 9.652 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.017e-05/1.258, allocations: 8.438 kB / 0.928 GB, free: 9.652 MB / 0.7012 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.601e-05/1.258, allocations: 24.03 kB / 0.928 GB, free: 9.652 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0006904/1.259, allocations: 1.199 MB / 0.9292 GB, free: 8.473 MB / 0.7012 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.346e-06/1.259, allocations: 7.031 kB / 0.9292 GB, free: 8.473 MB / 0.7012 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003334/1.262, allocations: 1.452 MB / 0.9306 GB, free: 8.117 MB / 0.7012 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006872/1.263, allocations: 319.9 kB / 0.9309 GB, free: 7.953 MB / 0.7012 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001608/1.263, allocations: 19.41 kB / 0.9309 GB, free: 7.953 MB / 0.7012 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001089/1.264, allocations: 105.1 kB / 0.931 GB, free: 7.945 MB / 0.7012 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001409/1.264, allocations: 61.38 kB / 0.9311 GB, free: 7.938 MB / 0.7012 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.979e-05/1.264, allocations: 39.92 kB / 0.9311 GB, free: 7.934 MB / 0.7012 GB Notification: Performance of sorting global known variables: time 0.0007952/1.265, allocations: 0.5703 MB / 0.9317 GB, free: 7.824 MB / 0.7012 GB Notification: Performance of sort global known variables: time 2.8e-07/1.265, allocations: 4 kB / 0.9317 GB, free: 7.82 MB / 0.7012 GB Notification: Performance of remove unused functions: time 0.001478/1.266, allocations: 0.5357 MB / 0.9322 GB, free: 7.758 MB / 0.7012 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 0.003879/1.27, allocations: 2.165 MB / 0.9343 GB, free: 6.832 MB / 0.7012 GB Notification: Performance of simCode: created initialization part: time 0.005091/1.275, allocations: 2.023 MB / 0.9363 GB, free: 6.66 MB / 0.7012 GB Notification: Performance of simCode: created event and clocks part: time 7.044e-06/1.275, allocations: 0 / 0.9363 GB, free: 6.66 MB / 0.7012 GB Notification: Performance of simCode: created simulation system equations: time 0.001604/1.277, allocations: 0.6633 MB / 0.937 GB, free: 6.645 MB / 0.7012 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002525/1.28, allocations: 0.4906 MB / 0.9374 GB, free: 6.551 MB / 0.7012 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01584/1.295, allocations: 8.716 MB / 0.9459 GB, free: 3.871 MB / 0.7012 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006811/1.296, allocations: 1.097 MB / 0.947 GB, free: 3.008 MB / 0.7012 GB Notification: Performance of simCode: alias equations: time 0.001471/1.298, allocations: 393.7 kB / 0.9474 GB, free: 2.824 MB / 0.7012 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005869/1.298, allocations: 390.8 kB / 0.9478 GB, free: 2.777 MB / 0.7012 GB Notification: Performance of SimCode: time 1.072e-06/1.298, allocations: 4.031 kB / 0.9478 GB, free: 2.777 MB / 0.7012 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.0627/1.361, allocations: 28.73 MB / 0.9758 GB, free: 7.09 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate platform static: time 12.79/14.15, allocations: 11.38 kB / 0.9758 GB, free: 7.082 MB / 0.7325 GB (rm -f IDEAS_dev_IDEAS.Fluid.MassExchangers.Examples.ConstantEffectiveness.pipe ; mkfifo IDEAS_dev_IDEAS.Fluid.MassExchangers.Examples.ConstantEffectiveness.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Fluid.MassExchangers.Examples.ConstantEffectiveness.pipe >> ../files/IDEAS_dev_IDEAS.Fluid.MassExchangers.Examples.ConstantEffectiveness.sim & python3 -m fmpy simulate --output-file IDEAS_dev_IDEAS.Fluid.MassExchangers.Examples.ConstantEffectiveness_res.csv --start-time 0 --stop-time 360 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.144 IDEAS_dev_IDEAS_Fluid_MassExchangers_Examples_ConstantEffectiveness.fmu > IDEAS_dev_IDEAS.Fluid.MassExchangers.Examples.ConstantEffectiveness.pipe 2>&1)