Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BoundaryInitBlocks_BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD.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/BoundaryInitBlocks 1.0.0-master/package.mo", uses=false) Using package BoundaryInitBlocks with version 1.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BoundaryInitBlocks 1.0.0-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) Ignoring simflag -noemit -lv=LOG_STDOUT,LOG_ASSERT,LOG_STATS since it seems broken on HelloWorld Ignoring simflag -noemit -variableFilter=.* since it seems broken on HelloWorld Running command: translateModel(BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=1000,variableFilter="",fileNamePrefix="BoundaryInitBlocks_BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD") translateModel(BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=1000,variableFilter="",fileNamePrefix="BoundaryInitBlocks_BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0006975/0.0006975, allocations: 90.92 kB / 15.35 MB, free: 0.7422 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.003709/0.003709, allocations: 180.5 kB / 16.26 MB, free: 6.605 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.261/1.261, allocations: 223.3 MB / 240.3 MB, free: 5.336 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BoundaryInitBlocks 1.0.0-master/package.mo): time 0.006919/0.006919, allocations: 1.312 MB / 292.7 MB, free: 0.9102 MB / 238.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0002555/0.0002556, allocations: 8 kB / 356.9 MB, free: 15.05 MB / 254.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2037/0.2039, allocations: 50.71 MB / 407.6 MB, free: 11.84 MB / 286.1 MB Notification: Performance of NFInst.instantiate(BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD): time 0.02457/0.2285, allocations: 30.25 MB / 437.9 MB, free: 5.641 MB / 302.1 MB Notification: Performance of NFInst.instExpressions: time 0.01281/0.2414, allocations: 9.626 MB / 447.5 MB, free: 13.81 MB / 318.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.00128/0.2427, allocations: 45.19 kB / 447.6 MB, free: 13.79 MB / 318.1 MB Notification: Performance of NFTyping.typeComponents: time 0.001232/0.244, allocations: 0.4932 MB / 448.1 MB, free: 13.37 MB / 318.1 MB Notification: Performance of NFTyping.typeBindings: time 0.00387/0.2478, allocations: 1.751 MB / 449.8 MB, free: 12 MB / 318.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.003603/0.2514, allocations: 1.675 MB / 451.5 MB, free: 10.57 MB / 318.1 MB Notification: Performance of NFFlatten.flatten: time 0.00435/0.2558, allocations: 4.468 MB / 456 MB, free: 6.086 MB / 318.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0009219/0.2567, allocations: 0.7649 MB / 456.7 MB, free: 5.312 MB / 318.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001463/0.2582, allocations: 1.136 MB / 457.9 MB, free: 4.172 MB / 318.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.001252/0.2595, allocations: 1.097 MB / 459 MB, free: 3.07 MB / 318.1 MB Notification: Performance of NFPackage.collectConstants: time 0.000136/0.2596, allocations: 60 kB / 459 MB, free: 3.012 MB / 318.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001656/0.2613, allocations: 0.9358 MB / 460 MB, free: 2.074 MB / 318.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0003657/0.2617, allocations: 366.6 kB / 460.3 MB, free: 1.715 MB / 318.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0006937/0.2624, allocations: 0.7325 MB / 461 MB, free: 0.9727 MB / 318.1 MB Notification: Performance of NFConvertDAE.convert: time 0.002303/0.2647, allocations: 2.227 MB / 463.3 MB, free: 14.74 MB / 334.1 MB Notification: Performance of FrontEnd - DAE generated: time 2.274e-06/0.2647, allocations: 0 / 463.3 MB, free: 14.74 MB / 334.1 MB Notification: Performance of FrontEnd: time 1.373e-06/0.2647, allocations: 0 / 463.3 MB, free: 14.74 MB / 334.1 MB Notification: Performance of Transformations before backend: time 1.105e-05/0.2647, allocations: 0 / 463.3 MB, free: 14.74 MB / 334.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 261 * Number of variables: 261 Notification: Performance of Generate backend data structure: time 0.002648/0.2674, allocations: 1.478 MB / 464.7 MB, free: 13.21 MB / 334.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.008e-05/0.2674, allocations: 12.02 kB / 464.8 MB, free: 13.2 MB / 334.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0005622/0.268, allocations: 175.2 kB / 464.9 MB, free: 13.02 MB / 334.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001131/0.2691, allocations: 0.8075 MB / 465.7 MB, free: 12.17 MB / 334.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001551/0.2693, allocations: 179.7 kB / 465.9 MB, free: 11.98 MB / 334.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001529/0.2694, allocations: 104.1 kB / 466 MB, free: 11.88 MB / 334.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002106/0.2716, allocations: 1.445 MB / 467.5 MB, free: 10.28 MB / 334.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.91e-05/0.2716, allocations: 7.938 kB / 467.5 MB, free: 10.27 MB / 334.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00013/0.2717, allocations: 48 kB / 467.5 MB, free: 10.23 MB / 334.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.316e-05/0.2718, allocations: 45.98 kB / 467.6 MB, free: 10.18 MB / 334.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001751/0.2736, allocations: 1.1 MB / 468.7 MB, free: 9.078 MB / 334.1 MB 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 0.007868/0.2814, allocations: 7.56 MB / 476.2 MB, free: 1.047 MB / 334.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001417/0.2829, allocations: 0.8619 MB / 477.1 MB, free: 180 kB / 334.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006997/0.2836, allocations: 463 kB / 477.5 MB, free: 15.73 MB / 350.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.003177/0.2868, allocations: 3.051 MB / 480.6 MB, free: 12.24 MB / 350.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.883e-05/0.2868, allocations: 59.41 kB / 480.6 MB, free: 12.18 MB / 350.1 MB Notification: Performance of pre-optimization done (n=93): time 1.993e-06/0.2868, allocations: 0 / 480.6 MB, free: 12.18 MB / 350.1 MB Notification: Performance of matching and sorting (n=98): time 0.006495/0.2933, allocations: 3.105 MB / 483.7 MB, free: 8.953 MB / 350.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 7.915e-05/0.2934, allocations: 141.5 kB / 483.9 MB, free: 8.785 MB / 350.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001074/0.2945, allocations: 0.9178 MB / 484.8 MB, free: 7.848 MB / 350.1 MB Notification: Performance of collectPreVariables (initialization): time 8.935e-05/0.2946, allocations: 49.7 kB / 484.9 MB, free: 7.793 MB / 350.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0004426/0.295, allocations: 0.5997 MB / 485.5 MB, free: 7.184 MB / 350.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.000283/0.2953, allocations: 339.2 kB / 485.8 MB, free: 6.848 MB / 350.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001583/0.2955, allocations: 129.6 kB / 485.9 MB, free: 6.715 MB / 350.1 MB Notification: Performance of setup shared object (initialization): time 0.0001209/0.2956, allocations: 305.1 kB / 486.2 MB, free: 6.414 MB / 350.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007767/0.2964, allocations: 447.7 kB / 486.6 MB, free: 5.977 MB / 350.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001174/0.2976, allocations: 0.985 MB / 487.6 MB, free: 4.746 MB / 350.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001966/0.2996, allocations: 1.459 MB / 489.1 MB, free: 3.047 MB / 350.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.793e-06/0.2996, allocations: 4 kB / 489.1 MB, free: 3.043 MB / 350.1 MB Notification: Performance of matching and sorting (n=185) (initialization): time 0.002916/0.3025, allocations: 1.752 MB / 490.8 MB, free: 1.277 MB / 350.1 MB Notification: Performance of prepare postOptimizeDAE: time 0.0004376/0.3029, allocations: 0.5967 MB / 491.4 MB, free: 448 kB / 350.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.926e-05/0.303, allocations: 20 kB / 491.5 MB, free: 428 kB / 350.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.002172/0.3052, allocations: 0.64 MB / 492.1 MB, free: 15.77 MB / 366.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009941/0.3062, allocations: 311.5 kB / 492.4 MB, free: 15.46 MB / 366.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00508/0.3112, allocations: 5.483 MB / 497.9 MB, free: 9.551 MB / 366.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008311/0.3121, allocations: 75.91 kB / 498 MB, free: 9.477 MB / 366.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001185/0.3122, allocations: 87.97 kB / 498.1 MB, free: 9.391 MB / 366.1 MB Notification: Performance of prepare postOptimizeDAE: time 7.023e-06/0.3122, allocations: 4 kB / 498.1 MB, free: 9.387 MB / 366.1 MB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.002551/0.3148, allocations: 1.544 MB / 499.6 MB, free: 7.84 MB / 366.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.043e-05/0.3148, allocations: 28.25 kB / 499.6 MB, free: 7.812 MB / 366.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0008957/0.3157, allocations: 423.3 kB / 0.4883 GB, free: 7.395 MB / 366.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001301/0.317, allocations: 367.3 kB / 0.4887 GB, free: 7.035 MB / 366.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.008/0.3251, allocations: 7.438 MB / 0.4959 GB, free: 15.07 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007534/0.3258, allocations: 79.91 kB / 0.496 GB, free: 14.99 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000114/0.3259, allocations: 75.98 kB / 0.4961 GB, free: 14.92 MB / 382.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 78 * Number of states: 0 () * Number of discrete variables: 6 (openTank.inFlow[3],openTank.inFlow[2],openTank.inFlow[1],openTank.regularFlow[3],openTank.regularFlow[2],openTank.regularFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (154): * Single equations (assignments): 150 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 2 * Torn equation systems: 2 * 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: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(7,21), (2,3)} Notification: Performance of prepare postOptimizeDAE: time 0.0005811/0.3265, allocations: 410.7 kB / 0.4965 GB, free: 14.51 MB / 382.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001915/0.3267, allocations: 126.5 kB / 0.4966 GB, free: 14.38 MB / 382.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002768/0.3295, allocations: 1.702 MB / 0.4983 GB, free: 12.66 MB / 382.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.561e-05/0.3295, allocations: 16 kB / 0.4983 GB, free: 12.64 MB / 382.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.214e-06/0.3295, allocations: 0 / 0.4983 GB, free: 12.64 MB / 382.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.899e-06/0.3296, allocations: 7.922 kB / 0.4983 GB, free: 12.63 MB / 382.1 MB 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 0.003999/0.3336, allocations: 2.737 MB / 0.501 GB, free: 9.762 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.799e-06/0.3336, allocations: 4 kB / 0.501 GB, free: 9.758 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001112/0.3347, allocations: 195.7 kB / 0.5011 GB, free: 9.566 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0008884/0.3356, allocations: 374.7 kB / 0.5015 GB, free: 9.191 MB / 382.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.959e-05/0.3357, allocations: 31.98 kB / 0.5015 GB, free: 9.16 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002809/0.3385, allocations: 3.087 MB / 0.5045 GB, free: 5.887 MB / 382.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.474e-06/0.3385, allocations: 11.94 kB / 0.5046 GB, free: 5.875 MB / 382.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002844/0.3413, allocations: 1.854 MB / 0.5064 GB, free: 3.953 MB / 382.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.000481/0.3418, allocations: 331.3 kB / 0.5067 GB, free: 3.609 MB / 382.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001458/0.342, allocations: 28.06 kB / 0.5067 GB, free: 3.582 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007412/0.3427, allocations: 79.84 kB / 0.5068 GB, free: 3.504 MB / 382.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001772/0.3429, allocations: 96.75 kB / 0.5069 GB, free: 3.41 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.619e-05/0.343, allocations: 47.97 kB / 0.5069 GB, free: 3.363 MB / 382.1 MB Notification: Performance of sorting global known variables: time 0.0008592/0.3439, allocations: 0.6807 MB / 0.5076 GB, free: 2.676 MB / 382.1 MB Notification: Performance of sort global known variables: time 1.3e-07/0.3439, allocations: 0 / 0.5076 GB, free: 2.676 MB / 382.1 MB Notification: Performance of remove unused functions: time 0.002194/0.3461, allocations: 0.75 MB / 0.5083 GB, free: 1.926 MB / 382.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 15 * Number of states: 2 (openTank.level,openTank.medium.T) * Number of discrete variables: 6 (openTank.regularFlow[1],openTank.regularFlow[2],openTank.regularFlow[3],openTank.inFlow[1],openTank.inFlow[2],openTank.inFlow[3]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (81): * Single equations (assignments): 76 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(3,6), (3,6), (2,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0008578/0.347, allocations: 469.7 kB / 0.5088 GB, free: 1.469 MB / 382.1 MB Notification: Performance of simCode: created initialization part: time 0.004379/0.3513, allocations: 2.489 MB / 0.5112 GB, free: 14.94 MB / 398.1 MB Notification: Performance of simCode: created event and clocks part: time 4.148e-06/0.3514, allocations: 0.5625 kB / 0.5112 GB, free: 14.94 MB / 398.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001218/0.3526, allocations: 0.7109 MB / 0.5119 GB, free: 14.22 MB / 398.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003241/0.3558, allocations: 0.6484 MB / 0.5125 GB, free: 13.59 MB / 398.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003959/0.3598, allocations: 2.915 MB / 0.5154 GB, free: 10.61 MB / 398.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007753/0.3606, allocations: 1.152 MB / 0.5165 GB, free: 9.426 MB / 398.1 MB Notification: Performance of simCode: alias equations: time 0.001441/0.362, allocations: 489 kB / 0.517 GB, free: 8.977 MB / 398.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002504/0.3623, allocations: 115.3 kB / 0.5171 GB, free: 8.863 MB / 398.1 MB Notification: Performance of SimCode: time 3.11e-07/0.3623, allocations: 0 / 0.5171 GB, free: 8.863 MB / 398.1 MB Notification: Performance of Templates: time 0.04693/0.4092, allocations: 32.16 MB / 0.5485 GB, free: 8.883 MB / 430.1 MB make -j1 -f BoundaryInitBlocks_BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD.makefile (rm -f BoundaryInitBlocks_BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD.pipe ; mkfifo BoundaryInitBlocks_BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD.pipe ; head -c 1048576 < BoundaryInitBlocks_BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD.pipe >> ../files/BoundaryInitBlocks_BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD.sim & ./BoundaryInitBlocks_BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD -s=dassl -abortSlowSimulation -alarm=480 -lv LOG_STATS > BoundaryInitBlocks_BoundaryInitBlocks.Examples.Tests.ThermoHydroMSL.SteadyState_ON_BWD.pipe 2>&1)