Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMPM_Braking.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo", uses=false) Using package Modelica with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo) Using package Complex with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Running command: "" <> buildModelFMU(Modelica.Electrical.Machines.Examples.SynchronousMachines.SMPM_Braking,fileNamePrefix="Modelica_trunk_Modelica_Electrical_Machines_Examples_SynchronousMachines_SMPM_Braking",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Modelica.Electrical.Machines.Examples.SynchronousMachines.SMPM_Braking,fileNamePrefix="Modelica_trunk_Modelica_Electrical_Machines_Examples_SynchronousMachines_SMPM_Braking",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.00107/0.00107, allocations: 118.1 kB / 17.79 MB, free: 5.277 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.001087/0.001088, allocations: 202 kB / 18.74 MB, free: 4.332 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.292/1.292, allocations: 227.4 MB / 246.9 MB, free: 10.48 MB / 206.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001272/0.001272, allocations: 67.81 kB / 358.2 MB, free: 13.42 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2442/0.2455, allocations: 50.56 MB / 408.8 MB, free: 1.543 MB / 318.1 MB Notification: Performance of NFInst.instantiate(Modelica.Electrical.Machines.Examples.SynchronousMachines.SMPM_Braking): time 0.01277/0.2583, allocations: 11.49 MB / 420.3 MB, free: 6.008 MB / 334.1 MB Notification: Performance of NFInst.instExpressions: time 0.007231/0.2656, allocations: 3.765 MB / 424 MB, free: 2.23 MB / 334.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001854/0.2675, allocations: 67.75 kB / 424.1 MB, free: 2.164 MB / 334.1 MB Notification: Performance of NFTyping.typeComponents: time 0.002428/0.27, allocations: 0.8774 MB / 425 MB, free: 1.281 MB / 334.1 MB Notification: Performance of NFTyping.typeBindings: time 0.003274/0.2733, allocations: 0.9709 MB / 425.9 MB, free: 312 kB / 334.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001499/0.2748, allocations: 494.9 kB / 426.4 MB, free: 15.82 MB / 350.1 MB Notification: Performance of NFFlatten.flatten: time 0.004412/0.2792, allocations: 3.355 MB / 429.8 MB, free: 12.45 MB / 350.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.003737/0.283, allocations: 2.623 MB / 432.4 MB, free: 9.758 MB / 350.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.002378/0.2854, allocations: 1.487 MB / 433.9 MB, free: 8.266 MB / 350.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002965/0.2884, allocations: 1.802 MB / 435.7 MB, free: 6.457 MB / 350.1 MB Notification: Performance of NFPackage.collectConstants: time 0.001001/0.2894, allocations: 392 kB / 436.1 MB, free: 6.074 MB / 350.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001531/0.2909, allocations: 495.8 kB / 436.6 MB, free: 5.59 MB / 350.1 MB Notification: Performance of NFScalarize.scalarize: time 0.001621/0.2926, allocations: 1.083 MB / 437.6 MB, free: 4.504 MB / 350.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002891/0.2955, allocations: 1.754 MB / 439.4 MB, free: 2.742 MB / 350.1 MB Notification: Performance of NFConvertDAE.convert: time 0.006696/0.3022, allocations: 5.15 MB / 444.5 MB, free: 13.57 MB / 366.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.783e-06/0.3023, allocations: 4 kB / 444.6 MB, free: 13.57 MB / 366.1 MB Notification: Performance of FrontEnd: time 3.066e-06/0.3023, allocations: 4 kB / 444.6 MB, free: 13.56 MB / 366.1 MB Notification: Performance of Transformations before backend: time 0.0001927/0.3025, allocations: 3.938 kB / 444.6 MB, free: 13.56 MB / 366.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 653 * Number of variables: 653 Notification: Performance of Generate backend data structure: time 0.01021/0.3127, allocations: 3.559 MB / 448.1 MB, free: 9.93 MB / 366.1 MB Notification: Performance of prepare preOptimizeDAE: time 6.148e-05/0.3128, allocations: 12.03 kB / 448.1 MB, free: 9.918 MB / 366.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001423/0.3142, allocations: 366.8 kB / 448.5 MB, free: 9.551 MB / 366.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001733/0.316, allocations: 370.8 kB / 448.9 MB, free: 9.188 MB / 366.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004016/0.32, allocations: 1.922 MB / 450.8 MB, free: 7.211 MB / 366.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.00015/0.3202, allocations: 189 kB / 451 MB, free: 7.023 MB / 366.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005072/0.3207, allocations: 247.9 kB / 451.2 MB, free: 6.781 MB / 366.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.005819/0.3265, allocations: 3.425 MB / 454.6 MB, free: 3.254 MB / 366.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 6.515e-05/0.3266, allocations: 7.953 kB / 454.6 MB, free: 3.246 MB / 366.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002473/0.3269, allocations: 104 kB / 454.7 MB, free: 3.145 MB / 366.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001142/0.327, allocations: 116.8 kB / 454.8 MB, free: 3.027 MB / 366.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.005011/0.332, allocations: 2.939 MB / 457.8 MB, free: 76 kB / 366.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01696/0.349, allocations: 10.79 MB / 468.6 MB, free: 5 MB / 382.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.002886/0.3519, allocations: 2.414 MB / 471 MB, free: 2.422 MB / 382.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001822/0.3538, allocations: 1.172 MB / 472.2 MB, free: 1.254 MB / 382.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0002367/0.354, allocations: 126.3 kB / 472.3 MB, free: 1.109 MB / 382.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.917e-05/0.3541, allocations: 51.86 kB / 472.3 MB, free: 1.051 MB / 382.1 MB Notification: Performance of pre-optimization done (n=133): time 3.216e-06/0.3541, allocations: 4 kB / 472.3 MB, free: 1.047 MB / 382.1 MB Notification: Performance of matching and sorting (n=147): time 0.01548/0.3696, allocations: 7.305 MB / 479.6 MB, free: 9.617 MB / 398.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 5.706e-05/0.3696, allocations: 90.42 kB / 479.7 MB, free: 9.512 MB / 398.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003086/0.3727, allocations: 1.839 MB / 481.6 MB, free: 7.676 MB / 398.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0001497/0.3729, allocations: 53.7 kB / 481.6 MB, free: 7.617 MB / 398.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0008936/0.3738, allocations: 1.249 MB / 482.9 MB, free: 6.355 MB / 398.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0004737/0.3743, allocations: 0.5152 MB / 483.4 MB, free: 5.836 MB / 398.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000563/0.3749, allocations: 311.4 kB / 483.7 MB, free: 5.523 MB / 398.1 MB Notification: Performance of setup shared object (initialization): time 0.0001102/0.375, allocations: 305.1 kB / 484 MB, free: 5.223 MB / 398.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001368/0.3764, allocations: 0.8597 MB / 484.8 MB, free: 4.359 MB / 398.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001662/0.378, allocations: 1.314 MB / 486.2 MB, free: 2.848 MB / 398.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.003153/0.3812, allocations: 2.253 MB / 488.4 MB, free: 412 kB / 398.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.401e-05/0.3812, allocations: 7.938 kB / 488.4 MB, free: 404 kB / 398.1 MB Notification: Performance of matching and sorting (n=218) (initialization): time 0.00492/0.3862, allocations: 2.869 MB / 491.3 MB, free: 13.5 MB / 414.1 MB Notification: Performance of prepare postOptimizeDAE: time 3.439e-05/0.3862, allocations: 8 kB / 491.3 MB, free: 13.49 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.022e-05/0.3863, allocations: 16 kB / 491.3 MB, free: 13.48 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001573/0.3878, allocations: 0.6825 MB / 492 MB, free: 12.78 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001309/0.3892, allocations: 355.5 kB / 492.3 MB, free: 12.43 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01006/0.3992, allocations: 9.048 MB / 0.4896 GB, free: 2.973 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001709/0.401, allocations: 119.8 kB / 0.4898 GB, free: 2.855 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002675/0.4013, allocations: 72 kB / 0.4898 GB, free: 2.785 MB / 414.1 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002769/0.4041, allocations: 1.593 MB / 0.4914 GB, free: 1.188 MB / 414.1 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001732/0.4058, allocations: 1.295 MB / 0.4926 GB, free: 15.7 MB / 430.1 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003136/0.409, allocations: 2.241 MB / 0.4948 GB, free: 13.26 MB / 430.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.488e-05/0.409, allocations: 4 kB / 0.4948 GB, free: 13.26 MB / 430.1 MB Notification: Performance of matching and sorting (n=218) (initialization_lambda0): time 0.004928/0.4139, allocations: 2.842 MB / 0.4976 GB, free: 10.39 MB / 430.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.366e-05/0.414, allocations: 12 kB / 0.4976 GB, free: 10.38 MB / 430.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.123e-05/0.414, allocations: 12 kB / 0.4976 GB, free: 10.37 MB / 430.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001537/0.4155, allocations: 0.6751 MB / 0.4983 GB, free: 9.684 MB / 430.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001288/0.4169, allocations: 351.5 kB / 0.4986 GB, free: 9.34 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.009421/0.4263, allocations: 9.059 MB / 0.5075 GB, free: 15.86 MB / 446.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00162/0.4279, allocations: 108 kB / 0.5076 GB, free: 15.75 MB / 446.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002453/0.4282, allocations: 75.92 kB / 0.5077 GB, free: 15.68 MB / 446.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 63 * Number of states: 0 () * Number of discrete variables: 6 (diodeBridge2mPulse.diode_n.idealDiode[3].off,diodeBridge2mPulse.diode_n.idealDiode[2].off,diodeBridge2mPulse.diode_n.idealDiode[1].off,diodeBridge2mPulse.diode_p.idealDiode[3].off,diodeBridge2mPulse.diode_p.idealDiode[2].off,diodeBridge2mPulse.diode_p.idealDiode[1].off) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (181): * Single equations (assignments): 177 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 1 system {(2,100.0%)} * Non-linear Jacobian (size): 0 systems * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(2,9,100.0%), (1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,20)} Notification: Performance of prepare postOptimizeDAE: time 0.0005156/0.4287, allocations: 299.6 kB / 0.5079 GB, free: 15.38 MB / 446.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005453/0.4293, allocations: 206.7 kB / 0.5081 GB, free: 15.17 MB / 446.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004453/0.4337, allocations: 2.555 MB / 0.5106 GB, free: 12.59 MB / 446.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.818e-05/0.4338, allocations: 23.92 kB / 0.5107 GB, free: 12.57 MB / 446.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.989e-06/0.4338, allocations: 4 kB / 0.5107 GB, free: 12.57 MB / 446.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.63e-05/0.4338, allocations: 12.16 kB / 0.5107 GB, free: 12.55 MB / 446.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01013/0.444, allocations: 5.4 MB / 0.5159 GB, free: 7.051 MB / 446.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.131e-05/0.444, allocations: 7.938 kB / 0.5159 GB, free: 7.043 MB / 446.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009357/0.445, allocations: 224 kB / 0.5162 GB, free: 6.824 MB / 446.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.00166/0.4466, allocations: 0.6942 MB / 0.5168 GB, free: 6.117 MB / 446.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001304/0.4468, allocations: 31.98 kB / 0.5169 GB, free: 6.086 MB / 446.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0111/0.4579, allocations: 10.67 MB / 0.5273 GB, free: 10.86 MB / 462.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.519e-06/0.4579, allocations: 4 kB / 0.5273 GB, free: 10.86 MB / 462.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005819/0.4638, allocations: 3.753 MB / 0.531 GB, free: 7.047 MB / 462.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.001276/0.4651, allocations: 475.7 kB / 0.5314 GB, free: 6.562 MB / 462.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005727/0.4657, allocations: 31.98 kB / 0.5314 GB, free: 6.531 MB / 462.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001307/0.467, allocations: 95.89 kB / 0.5315 GB, free: 6.438 MB / 462.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003364/0.4673, allocations: 121 kB / 0.5316 GB, free: 6.316 MB / 462.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001036/0.4675, allocations: 40 kB / 0.5317 GB, free: 6.277 MB / 462.1 MB Notification: Performance of sorting global known variables: time 0.002435/0.4699, allocations: 1.264 MB / 0.5329 GB, free: 5.023 MB / 462.1 MB Notification: Performance of sort global known variables: time 2.81e-07/0.4699, allocations: 7.938 kB / 0.5329 GB, free: 5.016 MB / 462.1 MB Notification: Performance of remove unused functions: time 0.004336/0.4743, allocations: 1 MB / 0.5339 GB, free: 4.016 MB / 462.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 10 * Number of states: 5 (smpm.inertiaRotor.w,smpm.i_0_s,smpm.idq_sr[1],smpm.idq_sr[2],inertiaLoad.phi) * Number of discrete variables: 6 (diodeBridge2mPulse.diode_p.idealDiode[1].off,diodeBridge2mPulse.diode_p.idealDiode[2].off,diodeBridge2mPulse.diode_p.idealDiode[3].off,diodeBridge2mPulse.diode_n.idealDiode[1].off,diodeBridge2mPulse.diode_n.idealDiode[2].off,diodeBridge2mPulse.diode_n.idealDiode[3].off) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (110): * Single equations (assignments): 106 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 3 systems {(2,9,100.0%), (1,1,100.0%), (2,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(6,20)} Notification: Performance of Backend phase and start with SimCode phase: time 0.1876/0.6619, allocations: 4.395 MB / 0.5382 GB, free: 123.6 MB / 462.1 MB Notification: Performance of simCode: created initialization part: time 0.007199/0.6691, allocations: 4.534 MB / 0.5426 GB, free: 122.6 MB / 462.1 MB Notification: Performance of simCode: created event and clocks part: time 7.534e-06/0.6691, allocations: 0 / 0.5426 GB, free: 122.6 MB / 462.1 MB Notification: Performance of simCode: created simulation system equations: time 0.00197/0.6711, allocations: 1.742 MB / 0.5443 GB, free: 121.8 MB / 462.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002733/0.6738, allocations: 0.6365 MB / 0.5449 GB, free: 121.6 MB / 462.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02419/0.6981, allocations: 20.77 MB / 0.5652 GB, free: 106.8 MB / 462.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001358/0.6995, allocations: 2.103 MB / 0.5673 GB, free: 104.6 MB / 462.1 MB Notification: Performance of simCode: alias equations: time 0.001435/0.7009, allocations: 0.5872 MB / 0.5679 GB, free: 104.1 MB / 462.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008993/0.7018, allocations: 0.9718 MB / 0.5688 GB, free: 103.1 MB / 462.1 MB Notification: Performance of SimCode: time 9.81e-07/0.7018, allocations: 0 / 0.5688 GB, free: 103.1 MB / 462.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.09391/0.7957, allocations: 63.46 MB / 0.6308 GB, free: 40.12 MB / 462.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 15.41/16.2, allocations: 3.5 kB / 0.6308 GB, free: 40.12 MB / 462.1 MB (rm -f Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMPM_Braking.pipe ; mkfifo Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMPM_Braking.pipe ; head -c 1048576 < Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMPM_Braking.pipe >> ../files/Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMPM_Braking.sim & python3 -m fmpy simulate --output-file Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMPM_Braking_res.csv --start-time 0 --stop-time 0.8 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0001 Modelica_trunk_Modelica_Electrical_Machines_Examples_SynchronousMachines_SMPM_Braking.fmu > Modelica_trunk_Modelica.Electrical.Machines.Examples.SynchronousMachines.SMPM_Braking.pipe 2>&1)