Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValves.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.Actuators.Valves.Examples.TwoWayValves,fileNamePrefix="IDEAS_dev_IDEAS_Fluid_Actuators_Valves_Examples_TwoWayValves",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValves,fileNamePrefix="IDEAS_dev_IDEAS_Fluid_Actuators_Valves_Examples_TwoWayValves",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 0.006108/0.006108, allocations: 102 kB / 15.73 MB, free: 6.039 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001413/0.001414, allocations: 194.9 kB / 16.68 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 1.435/1.435, allocations: 222.9 MB / 240.4 MB, free: 4.164 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.9631/0.9631, allocations: 135.1 MB / 425.7 MB, free: 12.1 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001487/0.001487, allocations: 63.89 kB / 0.5851 GB, free: 3.793 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4491/0.4506, allocations: 80.91 MB / 0.6642 GB, free: 7.258 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValves): time 0.03217/0.4829, allocations: 29.83 MB / 0.6933 GB, free: 15.28 MB / 0.5294 GB Notification: Performance of NFInst.instExpressions: time 0.0163/0.4992, allocations: 8.133 MB / 0.7012 GB, free: 8.641 MB / 0.5294 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002565/0.5018, allocations: 28.91 kB / 0.7013 GB, free: 8.629 MB / 0.5294 GB Notification: Performance of NFTyping.typeComponents: time 0.001806/0.5037, allocations: 429 kB / 0.7017 GB, free: 8.27 MB / 0.5294 GB Notification: Performance of NFTyping.typeBindings: time 0.00542/0.5092, allocations: 1.379 MB / 0.703 GB, free: 7.188 MB / 0.5294 GB Notification: Performance of NFTyping.typeClassSections: time 0.003421/0.5126, allocations: 1.152 MB / 0.7041 GB, free: 6.336 MB / 0.5294 GB Notification: Performance of NFFlatten.flatten: time 0.0054/0.518, allocations: 3.542 MB / 0.7076 GB, free: 4.352 MB / 0.5294 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002293/0.5203, allocations: 1.338 MB / 0.7089 GB, free: 3.473 MB / 0.5294 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003523/0.5239, allocations: 1.692 MB / 0.7106 GB, free: 1.926 MB / 0.5294 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003472/0.5274, allocations: 1.62 MB / 0.7121 GB, free: 304 kB / 0.5294 GB Notification: Performance of NFPackage.collectConstants: time 0.0006796/0.5281, allocations: 128 kB / 0.7123 GB, free: 176 kB / 0.5294 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002701/0.5308, allocations: 1.018 MB / 0.7133 GB, free: 15.15 MB / 0.545 GB Notification: Performance of NFScalarize.scalarize: time 0.0007395/0.5316, allocations: 410.7 kB / 0.7137 GB, free: 14.75 MB / 0.545 GB Notification: Performance of NFVerifyModel.verify: time 0.001673/0.5332, allocations: 0.7544 MB / 0.7144 GB, free: 13.99 MB / 0.545 GB Notification: Performance of NFConvertDAE.convert: time 0.003869/0.5371, allocations: 2.205 MB / 0.7165 GB, free: 11.78 MB / 0.545 GB Notification: Performance of FrontEnd - DAE generated: time 4.619e-06/0.5372, allocations: 0 / 0.7165 GB, free: 11.78 MB / 0.545 GB Notification: Performance of FrontEnd: time 1.994e-06/0.5372, allocations: 0 / 0.7165 GB, free: 11.78 MB / 0.545 GB Notification: Performance of Transformations before backend: time 7.489e-05/0.5373, allocations: 0 / 0.7165 GB, free: 11.78 MB / 0.545 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 145 * Number of variables: 145 Notification: Performance of Generate backend data structure: time 0.003726/0.541, allocations: 1.675 MB / 0.7182 GB, free: 10.05 MB / 0.545 GB Notification: Performance of prepare preOptimizeDAE: time 3.574e-05/0.541, allocations: 8.031 kB / 0.7182 GB, free: 10.05 MB / 0.545 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001306/0.5412, allocations: 98.7 kB / 0.7183 GB, free: 9.941 MB / 0.545 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0004838/0.5417, allocations: 150.4 kB / 0.7184 GB, free: 9.793 MB / 0.545 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002179/0.5438, allocations: 0.9337 MB / 0.7193 GB, free: 8.801 MB / 0.545 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.766e-05/0.5439, allocations: 81.31 kB / 0.7194 GB, free: 8.723 MB / 0.545 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002274/0.5442, allocations: 116 kB / 0.7195 GB, free: 8.609 MB / 0.545 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001143/0.5453, allocations: 0.6356 MB / 0.7201 GB, free: 7.945 MB / 0.545 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.602e-05/0.5454, allocations: 3.938 kB / 0.7201 GB, free: 7.941 MB / 0.545 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.728e-05/0.5454, allocations: 27.94 kB / 0.7202 GB, free: 7.914 MB / 0.545 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.733e-05/0.5454, allocations: 16 kB / 0.7202 GB, free: 7.898 MB / 0.545 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008862/0.5463, allocations: 456.9 kB / 0.7206 GB, free: 7.453 MB / 0.545 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 0.005029/0.5514, allocations: 2.875 MB / 0.7234 GB, free: 4.422 MB / 0.545 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0006623/0.552, allocations: 303.3 kB / 0.7237 GB, free: 4.117 MB / 0.545 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0003157/0.5524, allocations: 145.3 kB / 0.7239 GB, free: 3.973 MB / 0.545 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003597/0.5528, allocations: 348.7 kB / 0.7242 GB, free: 3.559 MB / 0.545 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.254e-05/0.5528, allocations: 38.78 kB / 0.7242 GB, free: 3.512 MB / 0.545 GB Notification: Performance of pre-optimization done (n=33): time 2.134e-06/0.5528, allocations: 0 / 0.7242 GB, free: 3.512 MB / 0.545 GB Notification: Performance of matching and sorting (n=33): time 0.001511/0.5543, allocations: 0.525 MB / 0.7247 GB, free: 2.98 MB / 0.545 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.4e-05/0.5544, allocations: 51.41 kB / 0.7248 GB, free: 2.918 MB / 0.545 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001103/0.5555, allocations: 0.9116 MB / 0.7257 GB, free: 1.988 MB / 0.545 GB Notification: Performance of collectPreVariables (initialization): time 0.0001584/0.5557, allocations: 57.7 kB / 0.7257 GB, free: 1.926 MB / 0.545 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004457/0.5561, allocations: 482.6 kB / 0.7262 GB, free: 1.449 MB / 0.545 GB Notification: Performance of collectInitialBindings (initialization): time 0.000116/0.5563, allocations: 118.4 kB / 0.7263 GB, free: 1.332 MB / 0.545 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005284/0.5568, allocations: 291 kB / 0.7266 GB, free: 1.039 MB / 0.545 GB Notification: Performance of setup shared object (initialization): time 0.0001401/0.5569, allocations: 325.9 kB / 0.7269 GB, free: 0.7148 MB / 0.545 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004403/0.5574, allocations: 197.4 kB / 0.7271 GB, free: 0.5234 MB / 0.545 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001411/0.5588, allocations: 1.151 MB / 0.7282 GB, free: 15.01 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0008385/0.5597, allocations: 463.4 kB / 0.7287 GB, free: 14.54 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.299e-06/0.5597, allocations: 4 kB / 0.7287 GB, free: 14.53 MB / 0.5606 GB Notification: Performance of matching and sorting (n=73) (initialization): time 0.001445/0.5611, allocations: 0.65 MB / 0.7293 GB, free: 13.88 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 2.201e-05/0.5612, allocations: 8 kB / 0.7293 GB, free: 13.87 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.975e-06/0.5612, allocations: 0 / 0.7293 GB, free: 13.87 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.148e-05/0.5612, allocations: 8 kB / 0.7293 GB, free: 13.86 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001375/0.5626, allocations: 231.9 kB / 0.7295 GB, free: 13.63 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001711/0.5643, allocations: 2.961 MB / 0.7324 GB, free: 10.55 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003335/0.5677, allocations: 0.687 MB / 0.7331 GB, free: 9.867 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001159/0.5678, allocations: 35.98 kB / 0.7331 GB, free: 9.832 MB / 0.5606 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0008318/0.5686, allocations: 365.3 kB / 0.7335 GB, free: 9.473 MB / 0.5606 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001429/0.5701, allocations: 1.17 MB / 0.7346 GB, free: 7.93 MB / 0.5606 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.000828/0.5709, allocations: 460.8 kB / 0.7351 GB, free: 7.438 MB / 0.5606 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.23e-06/0.5709, allocations: 0 / 0.7351 GB, free: 7.438 MB / 0.5606 GB Notification: Performance of matching and sorting (n=73) (initialization_lambda0): time 0.001639/0.5726, allocations: 0.6549 MB / 0.7357 GB, free: 6.773 MB / 0.5606 GB Notification: Performance of prepare postOptimizeDAE: time 1.674e-05/0.5726, allocations: 8 kB / 0.7357 GB, free: 6.766 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.79e-06/0.5726, allocations: 0 / 0.7357 GB, free: 6.766 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (initialization): time 9.247e-06/0.5726, allocations: 8 kB / 0.7357 GB, free: 6.758 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007023/0.5734, allocations: 159.8 kB / 0.7359 GB, free: 6.602 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.362e-05/0.5734, allocations: 4 kB / 0.7359 GB, free: 6.598 MB / 0.5606 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004571/0.578, allocations: 0.9615 MB / 0.7368 GB, free: 5.637 MB / 0.5606 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001148/0.5781, allocations: 27.98 kB / 0.7368 GB, free: 5.609 MB / 0.5606 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 9 * 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 (73): * Single equations (assignments): 68 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 5 * 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): 5 systems {1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0004173/0.5785, allocations: 245 kB / 0.7371 GB, free: 5.359 MB / 0.5606 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002597/0.5788, allocations: 94.78 kB / 0.7372 GB, free: 5.266 MB / 0.5606 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001204/0.58, allocations: 0.5161 MB / 0.7377 GB, free: 4.738 MB / 0.5606 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.253e-05/0.58, allocations: 4 kB / 0.7377 GB, free: 4.734 MB / 0.5606 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.232e-06/0.58, allocations: 0 / 0.7377 GB, free: 4.734 MB / 0.5606 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.204e-05/0.5801, allocations: 3.984 kB / 0.7377 GB, free: 4.73 MB / 0.5606 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002348/0.5824, allocations: 1.253 MB / 0.7389 GB, free: 3.41 MB / 0.5606 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.993e-06/0.5824, allocations: 4 kB / 0.7389 GB, free: 3.406 MB / 0.5606 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005462/0.583, allocations: 123.8 kB / 0.739 GB, free: 3.285 MB / 0.5606 GB Notification: Performance of postOpt tearingSystem (simulation): time 8.867e-06/0.583, allocations: 3.938 kB / 0.739 GB, free: 3.281 MB / 0.5606 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.091e-05/0.583, allocations: 11.98 kB / 0.739 GB, free: 3.27 MB / 0.5606 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001495/0.5845, allocations: 2.942 MB / 0.7419 GB, free: 216 kB / 0.5606 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.617e-06/0.5846, allocations: 4.031 kB / 0.7419 GB, free: 212 kB / 0.5606 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001012/0.5856, allocations: 0.556 MB / 0.7424 GB, free: 15.62 MB / 0.5762 GB Notification: Performance of postOpt removeConstants (simulation): time 0.000365/0.586, allocations: 207.8 kB / 0.7426 GB, free: 15.4 MB / 0.5762 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001431/0.5861, allocations: 15.92 kB / 0.7427 GB, free: 15.39 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005034/0.5866, allocations: 27.97 kB / 0.7427 GB, free: 15.36 MB / 0.5762 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 8.433e-05/0.5867, allocations: 31.91 kB / 0.7427 GB, free: 15.33 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.427e-05/0.5867, allocations: 15.98 kB / 0.7427 GB, free: 15.31 MB / 0.5762 GB Notification: Performance of sorting global known variables: time 0.0008426/0.5876, allocations: 0.6084 MB / 0.7433 GB, free: 14.7 MB / 0.5762 GB Notification: Performance of sort global known variables: time 1.3e-07/0.5876, allocations: 3.938 kB / 0.7433 GB, free: 14.69 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.001671/0.5893, allocations: 0.5422 MB / 0.7439 GB, free: 14.15 MB / 0.5762 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 (39): * Single equations (assignments): 32 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 2 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 5 * 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): 5 systems {1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.002019/0.5913, allocations: 1.337 MB / 0.7452 GB, free: 12.79 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.002868/0.5942, allocations: 0.8459 MB / 0.746 GB, free: 11.94 MB / 0.5762 GB Notification: Performance of simCode: created event and clocks part: time 5.33e-06/0.5942, allocations: 0 / 0.746 GB, free: 11.94 MB / 0.5762 GB Notification: Performance of simCode: created simulation system equations: time 0.0005827/0.5948, allocations: 231.5 kB / 0.7462 GB, free: 11.71 MB / 0.5762 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002115/0.5969, allocations: 410.5 kB / 0.7466 GB, free: 11.32 MB / 0.5762 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01137/0.6083, allocations: 6.52 MB / 0.753 GB, free: 4.598 MB / 0.5762 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007248/0.6091, allocations: 1.021 MB / 0.754 GB, free: 3.543 MB / 0.5762 GB Notification: Performance of simCode: alias equations: time 0.00101/0.6101, allocations: 214.8 kB / 0.7542 GB, free: 3.328 MB / 0.5762 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000482/0.6106, allocations: 367.3 kB / 0.7545 GB, free: 2.969 MB / 0.5762 GB Notification: Performance of SimCode: time 7.91e-07/0.6106, allocations: 4 kB / 0.7545 GB, free: 2.965 MB / 0.5762 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.06813/0.6787, allocations: 34.01 MB / 0.7877 GB, free: 1.512 MB / 0.6075 GB Notification: Performance of buildModelFMU: Generate platform static: time 13.72/14.4, allocations: 0 / 0.7877 GB, free: 1.512 MB / 0.6075 GB (rm -f IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValves.pipe ; mkfifo IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValves.pipe ; head -c 1048576 < IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValves.pipe >> ../files/IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValves.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_IDEAS_dev_IDEAS_Fluid_Actuators_Valves_Examples_TwoWayValves_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 IDEAS_dev_IDEAS_Fluid_Actuators_Valves_Examples_TwoWayValves.fmu > IDEAS_dev_IDEAS.Fluid.Actuators.Valves.Examples.TwoWayValves.pipe 2>&1)