Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.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/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/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(IDEAS.Fluid.Movers.Examples.MoverContinuous,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous") translateModel(IDEAS.Fluid.Movers.Examples.MoverContinuous,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.006765/0.006766, allocations: 100.4 kB / 15.73 MB, free: 6.047 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001384/0.001384, allocations: 193.8 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 1.394/1.394, allocations: 222.9 MB / 240.4 MB, free: 15.15 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo): time 0.7891/0.7891, allocations: 132.2 MB / 422.7 MB, free: 6.57 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001318/0.001318, allocations: 63.42 kB / 0.5813 GB, free: 23.67 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1772/0.1786, allocations: 80.2 MB / 0.6597 GB, free: 10.27 MB / 0.4981 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/Blocks/Math.mo:543:5-544:48:writable] Warning: Parameter pump_m_flow.gaiSpe.k has no value, and is fixed during initialization (fixed=true), using available start value (start=1) as default value. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/Blocks/Math.mo:543:5-544:48:writable] Warning: Parameter pump_dp.gaiSpe.k has no value, and is fixed during initialization (fixed=true), using available start value (start=1) as default value. Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Movers.Examples.MoverContinuous): time 0.5463/0.7249, allocations: 94.86 MB / 0.7523 GB, free: 3.629 MB / 0.5762 GB Notification: Performance of NFInst.instExpressions: time 0.04214/0.7671, allocations: 29.97 MB / 0.7816 GB, free: 3.199 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00623/0.7734, allocations: 152.3 kB / 0.7817 GB, free: 3.199 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.006121/0.7795, allocations: 2.043 MB / 0.7837 GB, free: 3.152 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.01427/0.7938, allocations: 4.676 MB / 0.7883 GB, free: 2.875 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.009793/0.8036, allocations: 3.603 MB / 0.7918 GB, free: 1.379 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.01414/0.8178, allocations: 8.886 MB / 0.8005 GB, free: 13.61 MB / 0.5919 GB Notification: Performance of NFFlatten.resolveConnections: time 0.005736/0.8236, allocations: 3.295 MB / 0.8037 GB, free: 12.08 MB / 0.5919 GB Notification: Performance of NFEvalConstants.evaluate: time 0.009899/0.8335, allocations: 3.876 MB / 0.8075 GB, free: 10.09 MB / 0.5919 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005384/0.8389, allocations: 2.752 MB / 0.8102 GB, free: 8.57 MB / 0.5919 GB Notification: Performance of NFPackage.collectConstants: time 0.001211/0.8401, allocations: 393.6 kB / 0.8105 GB, free: 8.57 MB / 0.5919 GB Notification: Performance of NFFlatten.collectFunctions: time 0.007625/0.8478, allocations: 2.658 MB / 0.8131 GB, free: 7.363 MB / 0.5919 GB Notification: Performance of NFScalarize.scalarize: time 0.0018/0.8496, allocations: 1.611 MB / 0.8147 GB, free: 6.273 MB / 0.5919 GB Notification: Performance of NFVerifyModel.verify: time 0.004297/0.8539, allocations: 2.517 MB / 0.8172 GB, free: 4.566 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.01265/0.8666, allocations: 7.637 MB / 0.8246 GB, free: 15.63 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 6.612e-06/0.8666, allocations: 0 / 0.8246 GB, free: 15.63 MB / 0.6075 GB Notification: Performance of FrontEnd: time 2.054e-06/0.8666, allocations: 2.812 kB / 0.8246 GB, free: 15.63 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 0.000184/0.8668, allocations: 0 / 0.8246 GB, free: 15.63 MB / 0.6075 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 489 * Number of variables: 489 Notification: Performance of Generate backend data structure: time 0.01302/0.8798, allocations: 5.585 MB / 0.8301 GB, free: 11.35 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 4.082e-05/0.8799, allocations: 12.03 kB / 0.8301 GB, free: 11.34 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006641/0.8865, allocations: 1.205 MB / 0.8313 GB, free: 10.12 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01085/0.8974, allocations: 5.061 MB / 0.8362 GB, free: 5.102 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001895/0.8977, allocations: 167.8 kB / 0.8364 GB, free: 4.938 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0006996/0.8984, allocations: 227 kB / 0.8366 GB, free: 4.719 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.006678/0.9051, allocations: 2.912 MB / 0.8394 GB, free: 1.719 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.83e-05/0.9051, allocations: 0 / 0.8394 GB, free: 1.719 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002317/0.9054, allocations: 80 kB / 0.8395 GB, free: 1.641 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.576e-05/0.9054, allocations: 48 kB / 0.8396 GB, free: 1.594 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.005504/0.9109, allocations: 2.157 MB / 0.8417 GB, free: 15.43 MB / 0.6231 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 0.02175/0.9327, allocations: 12.3 MB / 0.8537 GB, free: 2.625 MB / 0.6231 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00486/0.9376, allocations: 1.654 MB / 0.8553 GB, free: 0.9727 MB / 0.6231 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.002041/0.9397, allocations: 0.7533 MB / 0.856 GB, free: 224 kB / 0.6231 GB Notification: Performance of preOpt evalFunc (simulation): time 0.007517/0.9472, allocations: 4.286 MB / 0.8602 GB, free: 11.64 MB / 0.6387 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 8.153e-05/0.9473, allocations: 43.22 kB / 0.8602 GB, free: 11.59 MB / 0.6387 GB Notification: Performance of pre-optimization done (n=79): time 2.345e-06/0.9473, allocations: 0 / 0.8602 GB, free: 11.59 MB / 0.6387 GB Notification: Performance of matching and sorting (n=79): time 0.007808/0.9551, allocations: 2.523 MB / 0.8627 GB, free: 9.074 MB / 0.6387 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.517e-05/0.9552, allocations: 60.06 kB / 0.8628 GB, free: 9.004 MB / 0.6387 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01092/0.9662, allocations: 4.677 MB / 0.8673 GB, free: 4.336 MB / 0.6387 GB Notification: Performance of collectPreVariables (initialization): time 0.0005081/0.9667, allocations: 57.7 kB / 0.8674 GB, free: 4.273 MB / 0.6387 GB Notification: Performance of collectInitialEqns (initialization): time 0.00232/0.969, allocations: 2.039 MB / 0.8694 GB, free: 2.23 MB / 0.6387 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006623/0.9697, allocations: 286.5 kB / 0.8697 GB, free: 1.953 MB / 0.6387 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00125/0.971, allocations: 482.2 kB / 0.8701 GB, free: 1.477 MB / 0.6387 GB Notification: Performance of setup shared object (initialization): time 0.0001208/0.9711, allocations: 305.1 kB / 0.8704 GB, free: 1.176 MB / 0.6387 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003047/0.9742, allocations: 1.561 MB / 0.8719 GB, free: 15.61 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.003792/0.978, allocations: 2.467 MB / 0.8743 GB, free: 12.71 MB / 0.6544 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0067/0.9847, allocations: 3.962 MB / 0.8782 GB, free: 8.367 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.813e-05/0.9847, allocations: 12 kB / 0.8782 GB, free: 8.355 MB / 0.6544 GB Notification: Performance of matching and sorting (n=247) (initialization): time 0.008689/0.9934, allocations: 4.316 MB / 0.8824 GB, free: 4.047 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 3.563e-05/0.9935, allocations: 16 kB / 0.8824 GB, free: 4.031 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.916e-05/0.9935, allocations: 31.94 kB / 0.8825 GB, free: 4 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 5.382e-05/0.9936, allocations: 44.03 kB / 0.8825 GB, free: 3.957 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003431/0.997, allocations: 0.5703 MB / 0.8831 GB, free: 3.387 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002719/0.9998, allocations: 2.992 MB / 0.886 GB, free: 308 kB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003495/1.003, allocations: 298.1 kB / 0.8863 GB, free: 8 kB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0004268/1.004, allocations: 179.9 kB / 0.8865 GB, free: 15.83 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.004243/1.008, allocations: 2.174 MB / 0.8886 GB, free: 13.66 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.003157/1.011, allocations: 2.186 MB / 0.8907 GB, free: 11.04 MB / 0.67 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0055/1.017, allocations: 3.384 MB / 0.894 GB, free: 7.277 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.246e-05/1.017, allocations: 8.703 kB / 0.894 GB, free: 7.27 MB / 0.67 GB Notification: Performance of matching and sorting (n=247) (initialization_lambda0): time 0.007602/1.024, allocations: 3.722 MB / 0.8977 GB, free: 3.555 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 2.928e-05/1.024, allocations: 20 kB / 0.8977 GB, free: 3.535 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.558e-05/1.024, allocations: 28 kB / 0.8977 GB, free: 3.508 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.703e-05/1.024, allocations: 36 kB / 0.8977 GB, free: 3.473 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002774/1.027, allocations: 0.6092 MB / 0.8983 GB, free: 2.863 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 4.397e-05/1.027, allocations: 55.8 kB / 0.8984 GB, free: 2.809 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003305/1.031, allocations: 215.2 kB / 0.8986 GB, free: 2.598 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002973/1.031, allocations: 176 kB / 0.8988 GB, free: 2.426 MB / 0.67 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 126 * 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 (216): * Single equations (assignments): 208 * Array equations: 4 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 4 * 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): 4 systems {1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0006527/1.032, allocations: 315.4 kB / 0.8991 GB, free: 2.109 MB / 0.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008769/1.032, allocations: 410.6 kB / 0.8995 GB, free: 1.703 MB / 0.67 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.006124/1.039, allocations: 2.495 MB / 0.9019 GB, free: 15.22 MB / 0.6856 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.927e-05/1.039, allocations: 15.98 kB / 0.9019 GB, free: 15.21 MB / 0.6856 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.706e-06/1.039, allocations: 0 / 0.9019 GB, free: 15.21 MB / 0.6856 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.419e-05/1.039, allocations: 11.92 kB / 0.9019 GB, free: 15.2 MB / 0.6856 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01239/1.051, allocations: 4.894 MB / 0.9067 GB, free: 10.27 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.236e-06/1.051, allocations: 8.125 kB / 0.9067 GB, free: 10.26 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001461/1.053, allocations: 271.6 kB / 0.907 GB, free: 9.996 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0003916/1.053, allocations: 141.6 kB / 0.9071 GB, free: 9.852 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001154/1.053, allocations: 43.95 kB / 0.9071 GB, free: 9.809 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00194/1.055, allocations: 2.667 MB / 0.9097 GB, free: 7.043 MB / 0.6856 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.285e-06/1.055, allocations: 0 / 0.9097 GB, free: 7.043 MB / 0.6856 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005788/1.061, allocations: 2.316 MB / 0.912 GB, free: 4.715 MB / 0.6856 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001849/1.063, allocations: 0.6476 MB / 0.9126 GB, free: 4.043 MB / 0.6856 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001023/1.064, allocations: 20 kB / 0.9127 GB, free: 4.023 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002409/1.066, allocations: 107.9 kB / 0.9128 GB, free: 3.918 MB / 0.6856 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00016/1.066, allocations: 72.91 kB / 0.9128 GB, free: 3.848 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001795/1.067, allocations: 63.94 kB / 0.9129 GB, free: 3.785 MB / 0.6856 GB Notification: Performance of sorting global known variables: time 0.005533/1.072, allocations: 3.206 MB / 0.916 GB, free: 0.5938 MB / 0.6856 GB Notification: Performance of sort global known variables: time 2.8e-07/1.072, allocations: 0 / 0.916 GB, free: 0.5938 MB / 0.6856 GB Notification: Performance of remove unused functions: time 0.005864/1.078, allocations: 1.706 MB / 0.9177 GB, free: 14.88 MB / 0.7012 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * 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 (102): * Single equations (assignments): 88 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * 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 {(1,1), (1,1)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001606/1.08, allocations: 0.6727 MB / 0.9183 GB, free: 14.26 MB / 0.7012 GB Notification: Performance of simCode: created initialization part: time 0.01149/1.091, allocations: 4.839 MB / 0.9231 GB, free: 9.434 MB / 0.7012 GB Notification: Performance of simCode: created event and clocks part: time 1.12e-05/1.091, allocations: 4 kB / 0.9231 GB, free: 9.43 MB / 0.7012 GB Notification: Performance of simCode: created simulation system equations: time 0.00259/1.094, allocations: 0.9432 MB / 0.924 GB, free: 8.488 MB / 0.7012 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.008722/1.103, allocations: 2.27 MB / 0.9262 GB, free: 6.281 MB / 0.7012 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01181/1.114, allocations: 7.025 MB / 0.9331 GB, free: 15.22 MB / 0.7169 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002404/1.117, allocations: 2.515 MB / 0.9355 GB, free: 12.68 MB / 0.7169 GB Notification: Performance of simCode: alias equations: time 0.004305/1.121, allocations: 1.07 MB / 0.9366 GB, free: 11.61 MB / 0.7169 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007901/1.122, allocations: 307.3 kB / 0.9369 GB, free: 11.3 MB / 0.7169 GB Notification: Performance of SimCode: time 8.72e-07/1.122, allocations: 0 / 0.9369 GB, free: 11.3 MB / 0.7169 GB Notification: Performance of Templates: time 0.1374/1.259, allocations: 86.25 MB / 1.021 GB, free: 5.863 MB / 0.795 GB make -j1 -f IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.makefile (rm -f IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.pipe ; mkfifo IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.pipe ; head -c 1048576 < IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.pipe >> ../files/IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.sim & ./IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_IDEAS.Fluid.Movers.Examples.MoverContinuous.pipe 2>&1)