Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.URST5T.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/Modelica 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/OpenIPSL 3.1.0-master/package.mo", uses=false) Using package OpenIPSL with version 3.1.0-dev (/home/hudson/saved_omc/libraries/.openmodelica/libraries/OpenIPSL 3.1.0-master/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 Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 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(OpenIPSL.Tests.Controls.PSSE.ES.URST5T,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.URST5T") translateModel(OpenIPSL.Tests.Controls.PSSE.ES.URST5T,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.URST5T") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001139/0.001139, allocations: 109.2 kB / 16.36 MB, free: 6.344 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.291/1.291, allocations: 222.9 MB / 240 MB, free: 4.582 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001231/0.001231, allocations: 188.5 kB / 290.3 MB, free: 2.297 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/OpenIPSL 3.1.0-master/package.mo): time 0.4878/0.4878, allocations: 91.91 MB / 432.4 MB, free: 9.207 MB / 302.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001603/0.001603, allocations: 83.86 kB / 0.5033 GB, free: 6.996 MB / 382.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3128/0.3144, allocations: 71.26 MB / 0.5729 GB, free: 37.25 MB / 430.1 MB Notification: Performance of NFInst.instantiate(OpenIPSL.Tests.Controls.PSSE.ES.URST5T): time 0.006695/0.3211, allocations: 8.779 MB / 0.5815 GB, free: 31.66 MB / 430.1 MB Notification: Performance of NFInst.instExpressions: time 0.004695/0.3259, allocations: 2.841 MB / 0.5842 GB, free: 29.64 MB / 430.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001157/0.327, allocations: 17.69 kB / 0.5842 GB, free: 29.64 MB / 430.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0007706/0.3278, allocations: 335.3 kB / 0.5846 GB, free: 29.45 MB / 430.1 MB Notification: Performance of NFTyping.typeBindings: time 0.002309/0.3302, allocations: 1.125 MB / 0.5857 GB, free: 28.71 MB / 430.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001497/0.3317, allocations: 0.89 MB / 0.5865 GB, free: 28.25 MB / 430.1 MB Notification: Performance of NFFlatten.flatten: time 0.001808/0.3335, allocations: 2.375 MB / 0.5889 GB, free: 27.07 MB / 430.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0005683/0.3341, allocations: 0.5402 MB / 0.5894 GB, free: 26.8 MB / 430.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0008402/0.3349, allocations: 0.9378 MB / 0.5903 GB, free: 26.32 MB / 430.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.001008/0.3359, allocations: 1.189 MB / 0.5915 GB, free: 25.74 MB / 430.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0002935/0.3362, allocations: 215.3 kB / 0.5917 GB, free: 25.73 MB / 430.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0006596/0.3369, allocations: 446.2 kB / 0.5921 GB, free: 25.66 MB / 430.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002837/0.3372, allocations: 0.5023 MB / 0.5926 GB, free: 25.32 MB / 430.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0006401/0.3379, allocations: 1.011 MB / 0.5936 GB, free: 24.62 MB / 430.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001887/0.3398, allocations: 2.586 MB / 0.5961 GB, free: 23.5 MB / 430.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.027e-06/0.3398, allocations: 1.469 kB / 0.5961 GB, free: 23.5 MB / 430.1 MB Notification: Performance of FrontEnd: time 1.643e-06/0.3398, allocations: 0 / 0.5961 GB, free: 23.5 MB / 430.1 MB Notification: Performance of Transformations before backend: time 3.036e-05/0.3398, allocations: 3.938 kB / 0.5961 GB, free: 23.49 MB / 430.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 289 * Number of variables: 289 Notification: Performance of Generate backend data structure: time 0.01198/0.3518, allocations: 3.724 MB / 0.5997 GB, free: 21.91 MB / 430.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.235e-05/0.3519, allocations: 9 kB / 0.5997 GB, free: 21.91 MB / 430.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004727/0.3566, allocations: 0.7785 MB / 0.6005 GB, free: 21.72 MB / 430.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002014/0.3586, allocations: 1.221 MB / 0.6017 GB, free: 20.93 MB / 430.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003462/0.359, allocations: 437.3 kB / 0.6021 GB, free: 20.53 MB / 430.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002223/0.3592, allocations: 127.5 kB / 0.6022 GB, free: 20.49 MB / 430.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00324/0.3625, allocations: 1.658 MB / 0.6039 GB, free: 19.79 MB / 430.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.33e-05/0.3625, allocations: 4 kB / 0.6039 GB, free: 19.78 MB / 430.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001254/0.3626, allocations: 46.75 kB / 0.6039 GB, free: 19.75 MB / 430.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.536e-05/0.3627, allocations: 28.28 kB / 0.6039 GB, free: 19.75 MB / 430.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003174/0.3658, allocations: 1.497 MB / 0.6054 GB, free: 19.24 MB / 430.1 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 0.009164/0.375, allocations: 5.718 MB / 0.611 GB, free: 15.85 MB / 430.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.007815/0.3828, allocations: 3.004 MB / 0.6139 GB, free: 14.64 MB / 430.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001902/0.3848, allocations: 0.9854 MB / 0.6149 GB, free: 14.25 MB / 430.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0001448/0.3849, allocations: 23.72 kB / 0.6149 GB, free: 14.24 MB / 430.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.002188/0.3871, allocations: 1.151 MB / 0.616 GB, free: 13.81 MB / 430.1 MB Notification: Performance of pre-optimization done (n=139): time 2.916e-06/0.3871, allocations: 0 / 0.616 GB, free: 13.81 MB / 430.1 MB Notification: Performance of matching and sorting (n=139): time 0.03456/0.4217, allocations: 9.306 MB / 0.6251 GB, free: 8.422 MB / 430.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 6.752e-05/0.4218, allocations: 197.2 kB / 0.6253 GB, free: 8.188 MB / 430.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001925/0.4237, allocations: 1.479 MB / 0.6267 GB, free: 6.699 MB / 430.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0003161/0.4241, allocations: 53.7 kB / 0.6268 GB, free: 6.641 MB / 430.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0003616/0.4244, allocations: 0.6709 MB / 0.6274 GB, free: 5.961 MB / 430.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0004449/0.4249, allocations: 0.4968 MB / 0.6279 GB, free: 5.457 MB / 430.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000583/0.4255, allocations: 372 kB / 0.6283 GB, free: 5.086 MB / 430.1 MB Notification: Performance of setup shared object (initialization): time 3.465e-05/0.4255, allocations: 305.2 kB / 0.6286 GB, free: 4.785 MB / 430.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001884/0.4274, allocations: 1.055 MB / 0.6296 GB, free: 3.719 MB / 430.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002/0.4294, allocations: 1.305 MB / 0.6309 GB, free: 2.332 MB / 430.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.003726/0.4331, allocations: 2.249 MB / 0.6331 GB, free: 24 kB / 430.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.044e-06/0.4332, allocations: 0 / 0.6331 GB, free: 24 kB / 430.1 MB Notification: Performance of matching and sorting (n=258) (initialization): time 0.01033/0.4435, allocations: 4.125 MB / 0.6371 GB, free: 11.88 MB / 446.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.016e-05/0.4435, allocations: 4 kB / 0.6371 GB, free: 11.88 MB / 446.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.164e-05/0.4436, allocations: 4 kB / 0.6371 GB, free: 11.88 MB / 446.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.01094/0.4545, allocations: 3.341 MB / 0.6404 GB, free: 8.527 MB / 446.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00145/0.456, allocations: 267.6 kB / 0.6406 GB, free: 8.266 MB / 446.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.008337/0.4643, allocations: 3.521 MB / 0.6441 GB, free: 4.715 MB / 446.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002522/0.4669, allocations: 262.2 kB / 0.6443 GB, free: 4.457 MB / 446.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002473/0.4672, allocations: 71.97 kB / 0.6444 GB, free: 4.387 MB / 446.1 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002687/0.4699, allocations: 1.242 MB / 0.6456 GB, free: 3.137 MB / 446.1 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.002338/0.4722, allocations: 1.266 MB / 0.6468 GB, free: 1.789 MB / 446.1 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.004373/0.4766, allocations: 2.178 MB / 0.649 GB, free: 15.55 MB / 462.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.64e-06/0.4766, allocations: 0 / 0.649 GB, free: 15.55 MB / 462.1 MB Notification: Performance of matching and sorting (n=258) (initialization_lambda0): time 0.009913/0.4865, allocations: 4.005 MB / 0.6529 GB, free: 11.54 MB / 462.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.012e-05/0.4866, allocations: 9.875 kB / 0.6529 GB, free: 11.53 MB / 462.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.163e-05/0.4866, allocations: 4 kB / 0.6529 GB, free: 11.52 MB / 462.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.01056/0.4972, allocations: 3.293 MB / 0.6561 GB, free: 8.227 MB / 462.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001308/0.4985, allocations: 263.6 kB / 0.6564 GB, free: 7.969 MB / 462.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.007251/0.5057, allocations: 3.315 MB / 0.6596 GB, free: 4.625 MB / 462.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002353/0.5081, allocations: 234.5 kB / 0.6598 GB, free: 4.395 MB / 462.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001754/0.5083, allocations: 75.98 kB / 0.6599 GB, free: 4.32 MB / 462.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 19 * Number of states: 0 () * Number of discrete variables: 3 ($whenCondition1,uRST5T.LL2.integrator.local_reset,uRST5T.LL1.integrator.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (161): * Single equations (assignments): 160 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * 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): 1 system {(36,62)} Notification: Performance of prepare postOptimizeDAE: time 0.000442/0.5088, allocations: 265.9 kB / 0.6601 GB, free: 4.055 MB / 462.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000323/0.5091, allocations: 177.8 kB / 0.6603 GB, free: 3.879 MB / 462.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01603/0.5251, allocations: 4.992 MB / 0.6652 GB, free: 14.86 MB / 478.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.178e-05/0.5252, allocations: 16 kB / 0.6652 GB, free: 14.84 MB / 478.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.097e-05/0.5252, allocations: 0 / 0.6652 GB, free: 14.84 MB / 478.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.224e-05/0.5253, allocations: 11.97 kB / 0.6652 GB, free: 14.83 MB / 478.1 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 0.01955/0.5448, allocations: 7.203 MB / 0.6722 GB, free: 7.48 MB / 478.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.838e-06/0.5449, allocations: 0 / 0.6722 GB, free: 7.48 MB / 478.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001035/0.5459, allocations: 183.7 kB / 0.6724 GB, free: 7.301 MB / 478.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.007114/0.553, allocations: 2.142 MB / 0.6745 GB, free: 5.152 MB / 478.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002208/0.5533, allocations: 31.98 kB / 0.6745 GB, free: 5.121 MB / 478.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02429/0.5776, allocations: 10.04 MB / 0.6844 GB, free: 10.93 MB / 494.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.268e-06/0.5776, allocations: 0 / 0.6844 GB, free: 10.93 MB / 494.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01823/0.5958, allocations: 6.199 MB / 0.6904 GB, free: 4.691 MB / 494.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.000749/0.5966, allocations: 282.6 kB / 0.6907 GB, free: 4.395 MB / 494.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003053/0.5969, allocations: 28 kB / 0.6907 GB, free: 4.367 MB / 494.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001584/0.5985, allocations: 143.8 kB / 0.6908 GB, free: 4.227 MB / 494.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007865/0.5993, allocations: 261.3 kB / 0.6911 GB, free: 3.973 MB / 494.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001284/0.5995, allocations: 51.92 kB / 0.6911 GB, free: 3.922 MB / 494.1 MB Notification: Performance of sorting global known variables: time 0.001347/0.6008, allocations: 0.9769 MB / 0.6921 GB, free: 2.949 MB / 494.1 MB Notification: Performance of sort global known variables: time 2.21e-07/0.6008, allocations: 0 / 0.6921 GB, free: 2.949 MB / 494.1 MB Notification: Performance of remove unused functions: time 0.002195/0.603, allocations: 0.9206 MB / 0.693 GB, free: 2.027 MB / 494.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 13 (gENCLS.omega,gENCLS.delta,gENCLS.eq,gENROU.w,gENROU.delta,gENROU.Epd,gENROU.Epq,gENROU.PSIkd,gENROU.PSIkq,uRST5T.LL1.integrator.y,uRST5T.LL2.integrator.y,uRST5T.simpleLagLimVar.state,uRST5T.TransducerDelay.state) * Number of discrete variables: 1 ($whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (96): * Single equations (assignments): 95 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * 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): 1 system {(26,23)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0003492/0.6034, allocations: 159 kB / 0.6931 GB, free: 1.859 MB / 494.1 MB Notification: Performance of simCode: created initialization part: time 0.01621/0.6196, allocations: 5.324 MB / 0.6983 GB, free: 12.54 MB / 0.4981 GB Notification: Performance of simCode: created event and clocks part: time 7.273e-06/0.6196, allocations: 0 / 0.6983 GB, free: 12.54 MB / 0.4981 GB Notification: Performance of simCode: created simulation system equations: time 0.00616/0.6258, allocations: 2.016 MB / 0.7003 GB, free: 10.5 MB / 0.4981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001458/0.6273, allocations: 166.5 kB / 0.7005 GB, free: 10.35 MB / 0.4981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006521/0.6338, allocations: 3.337 MB / 0.7037 GB, free: 6.992 MB / 0.4981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007925/0.6347, allocations: 1.276 MB / 0.705 GB, free: 5.688 MB / 0.4981 GB Notification: Performance of simCode: alias equations: time 0.0009218/0.6356, allocations: 186.8 kB / 0.7052 GB, free: 5.5 MB / 0.4981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003668/0.636, allocations: 99.42 kB / 0.7052 GB, free: 5.402 MB / 0.4981 GB Notification: Performance of SimCode: time 6.81e-07/0.636, allocations: 4 kB / 0.7053 GB, free: 5.398 MB / 0.4981 GB Notification: Performance of Templates: time 0.06071/0.6967, allocations: 40.64 MB / 0.7449 GB, free: 12.76 MB / 0.545 GB make -j1 -f OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.URST5T.makefile (rm -f OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.URST5T.pipe ; mkfifo OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.URST5T.pipe ; head -c 1048576 < OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.URST5T.pipe >> ../files/OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.URST5T.sim & ./OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.URST5T -abortSlowSimulation -alarm=480 -s gbode -lv LOG_STATS > OpenIPSL_dev_OpenIPSL.Tests.Controls.PSSE.ES.URST5T.pipe 2>&1)